38187110 electrical design
TRANSCRIPT
UNIT CONVERSATION
Length 1
Find Out Electrical Perameters
Necessary Detail: Volt
Find Out Data: Amp
Cable Selection for Motor/Electrical Load
Conduit Size Selection
Size of C.B/Cable For Branch Circuit
Short Circuit Calculation at Various Point
Size of Capacitor For P.F Improvement
C.B Tripping Setting
Selection of Fuse Size for Circuit Amper Capacity of Cable
Motor SpecificationsHome Electrical Bill Calculation
1
UNIT CONVERSATION
mm Equal To 0.001 Meter
Find Out Electrical Perameters
230.00 Phase 1 Freq. 50 Kva 500 p.f 0.8
2173.913
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4Inch mm InchYard Cm YardMile Meter Milemm Km mmCent Inch CentMeter Foot MeterKm Yard Km
Mile
Sq.inch Sq.inchSq.yard Sq.yardSq.mile Sq.mileSq.cm Sq.cmSq.Meter Sq.Meter
Sq.footHp 0.00000Kw 400Kva 500.000Amp 2173.913Volt 230
13 1
Freq.
0.746269
mm Cm Meter Km Inch Foot Yard Mile25.4 2.54 0.0254 0.0000254 1 0.08333 0.027795 0.000015786
914.4 91.44 0.9144 0.0009144 36 3 1 0.000 5681609300 160934.4 1609.3 1.6093 63360 5280 17606 1
1 0.01 0.001 0.000001 0.039 0.00328 0.001093 6.213711910 1 0.01 0.00001 0.39370079 0.0328 0.0109361 0.000 00621
1000 100 1 0.001 39.37 3.28 1.094 0.000621371000000 100000 1000 1 39370 3280.83 1093.61 0.62137
Sq.cm Sq.Meter Sq.feet Sq.inch Sq.yard6.452 1
0.836 9
0.15510.76391 1.1956
0.093 144
Hp Kw Kva Amp Volt P.F fq ph0 0 500 0 230.00 0.8 50 1
HpKw 0 0 0KvaAmpVolt
mt inch yard mile1 393.6 1.094 621.37
CALCULATION OF VOLTAGE DROP AND CABLE SIZE FOR MOTOR / ELECT.LOAD
INPUT DATA SHEET
Select Your Load Motor (Only) Electrical LoadMotor Rating 39 KwMotor Starter Freq.ConvMotor Starting P.F (Assume) 0.85Motor Running P.F 0.8Motor Full Load Efficiency Not Known % 0.925
Demand Factor 1System Voltage V(L-L) 230 Volt 3 PhSystem Voltage V(L-N) 133 Volt 1.732P.F 0.80Ambient Temperature (K1) 30 CCable Installation Media Ground 2No of Cable/Tray 1No of Tray 1No. of runs of selected cable 1Ground Temperature (K2) 25 CSoil Thermal Resistivity Not Known Km/WattNature of Soil (K3) Damp SoilNo of Cable/Trench 1Distance Between Cable NillCable Length 40 MeterType of Cable 3cx1.5 EPR CSP ALAllowable voltage drop (%) 8 %
3
CALCULATION OF VOLTAGE DROP AND CABLE SIZE FOR MOTOR / ELECT.LOAD
RESULT
Total Load 39.00 Kw Selection of Cable is ProperDemand Factor (Assume) 1 But Not Economical DesignConsumed Load 36.08 Kw
0.85 Reduce Either Cable Size or Type for Economical selectionStarting SinØ 0.53
0.80Runing SinØ 0.60Load in KVA 45.09 KVAStarting Current 226.40Full Load Current 113.20 AmpCable Installation Media Ground
Ground Temperature (K2) 0.93Correction Factor (K3) 1.05Group Factor for Ground (K4) 1Total Derating Factor 2.98Full Load Current After Deration 37.99 AmpCurrent Carrying Capacity of Cable Am pConductor Resistance. Ohm / kmConductor Reactance 0.116 Mho/kmVoltage Drop 0.08 %Allowable voltage drop (%) 18.40 Volt
Max. length of Cable 4018 Mt
Starting CosØ (Assume)
Runing CosØ
Home
1
Reduce Either Cable Size or Type for Economical selection
10 1 Nill15 2 Cable Dia
Air 20 3 0.125 mtGround 25 4 0.25 mt
35 5 0.5 mt40 6 Motor
1 45 Elect. Load1.5 502 55
2.5 603 65
Not Known 707580
Wet SoilDamp Soil
Dry Soil
Very Wet Soil
Very Dry Soil
Dol
Auto Tra.Soft
Freq.Conv0.2 100.25 150.3 200.35 250.4 300.45 350.5 400.55 450.6 500.65 550.7 600.75 650.8 700.85 750.9 800.95 851 90Not Known 95
100Not Known
Y-D
1
1
4
DESIGN OF CONDUIT SIZE FOR LT,CAT-5,FIBRE OPTICAL CABLE
No of Conductor Size of Conductor Type of Insulation Calculated Area Type of Insulation
1 2AWG(35 mm2) THHN 0.11582 12AWG(4 mm2) RHW 0.07065 1/0AWG(55 mm2) RHW 1.51951 12AWG(4 mm2) THHN 0.0133
No of Conductor Type of Cable Size of Conductor Calculated Area
1 Fiber 2f 0.02661 LV CAT5 0.0346
Total Area 1.780 1.78 0.4Conduit Type PVC40 4.45
Minimum Conduit Size 2-1/2"
Type of Insulation
RHW = RHW & RHWTHHN = THHN & THWNTHW = THW, TW, & THWN
XHHW = XHHW & XHHLV Low Voltage Cable
Fiber Fiber Optic Cable
Type of ConduitEMT = Electrical Metallic Tubing (Thinwall)ENT = Electrical Non-Metallic Tubing (Smurf Tube)FMC = Flexible Metal ConduitIMC = Intermediate Metal Conduit
LFNC_A = Liquidtight Flexible Non-Metallic Conduit Type ALFNC_B = Liquidtight Flexible Non-Metallic Conduit Type BLFMC = Liquidtight Flexible Metal Conduit (Sealtite)RMC = Rigid Metal Conduit (GRC)
PVC-40 = Schedule 40 PVC (Plastic)PVC-80 = Schedule 80 PVC (Plastic)
Home
SELECTION OF MAIN CIRCUIT C.B AND BRANCH CIRCUIT C.B , WIRE
N.B : Enter Your Detail in white Background Cells 2. ENTER LOAD DATA
3. SELECT BRANCH C.B
As Per NEC section:210
RCB MCCB MCB MCCBSize(Amp) 10 Size(Amp) 6 Size(Amp) 6 Size(Amp)Type C Type Type C Type Type C Type TypeTriping(Amp) 54 Triping(Amp) 31 Triping(Amp) 54 Triping(Amp)Sen.I∆n I∆n:30ma Sen.I∆n Sen.I∆n Sen.I∆nPole 2 Pole 3 or 4 Pole 2 Pole
Cable selection OK Cable selection OK Cable selection OK Cable selectionSize(mm2) 2.5 3 Size(mm2) 1.5 2 Size(mm2) 1.5 2 Size(mm2)Length (mt) 39 Length (mt) 20 Length (mt) 20 Length (mt)Max.Length 100 Max.Length 100 Max.Length 100 Max.Length
Load 5.4Amp Load 3.1Amp Load 5.4Amp Load
Ph 1 Ph 3 Ph 1 PhVolt 230 Volt 230 Volt 230 VoltKw 1 Kw 1 Kw 1 KwFur.Kw 0 Fur.Kw 0 Fur.Kw 0 Fur.KwTotal Kw 1 Total Kw 1 Total Kw 1 Total KwP.F 0.8 P.F 0.8 P.F 0.8 P.FAmp 5.4 Amp 3.1 Amp 5.4 AmpType Motor Type A.C Type A.C TypeNatur. Cont Natur. Cont Natur. Non-Cont Natur.NEC Amp 6.8 NEC Amp 3.9 NEC Amp 5.4 NEC Amp
Select: MCB/MCCB/ELCB/RCCBHome
SELECTION OF MAIN CIRCUIT C.B AND BRANCH CIRCUIT C.B , WIRE
RCCB MCCB Rating(min)As per NEC 210.Size(Amp) 80Type C Type Roughly Estimate of ISC(KA) At this PointTriping(Amp) 723 Near 3 Ph T.C Kva 1000Sen.I∆n I∆n:30ma Rough ISC(KA) 28Brea.Cap(KA). min 28 OR Known Value of ISC(KA)Pole 3or4 Final ISC(KA) 28Load (Amp) 72.33
MCCB RCCB 4 RCCB RCCB6 Size(Amp) 6 Size(Amp) 6 Size(Amp) 6
C Type Type C Type Type C Type Type C Type54 Triping(Amp) 31 Triping(Amp) 54 Triping(Amp) 54
Sen.I∆n I∆n:30ma Sen.I∆n I∆n:30ma Sen.I∆n I∆n:30ma2 Pole 3 or 4 Pole 2 Pole 2
OK Cable selection OK Cable selection OK Cable selection OK1.5 2 Size(mm2) 1.5 2 Size(mm2) 1.5 2 Size(mm2) 1.5 220 Length (mt) 20 Length (mt) 20 Length (mt) 20100 Max.Length 100 Max.Length 100 Max.Length 100
5.4Amp Load 3.1Amp Load 5.4Amp Load 5.4Amp
1 Ph 3 Ph 1 Ph 1230 Volt 230 Volt 230 Volt 2301 Kw 1 Kw 1 Kw 10 Fur.Kw 0 Fur.Kw 0 Fur.Kw 01 Total Kw 1 Total Kw 1 Total Kw 1
0.8 P.F 0.8 P.F 0.8 P.F 0.85.4 Amp 3.1 Amp 5.4 Amp 5.4A.C Type A.C Type A.C Type A.C
Non-Cont Natur. Non-Cont Natur. Non-Cont Natur. Non-Cont5.4 NEC Amp 3.1 NEC Amp 5.4 NEC Amp 5.4
Select: MCB/MCCB/ELCB/RCCB
ELCB RCB RCCB RCBOSize(Amp) 6 Size(Amp) 6 Size(Amp) 6 Size(Amp) 6Type C Type Type C Type Type C Type Type C TypeTriping(Amp) 54 Triping(Amp) 54 Triping(Amp) 54 Triping(Amp) 54Sen.I∆n I∆n:30ma Sen.I∆n I∆n:30ma Sen.I∆n I∆n:30ma Sen.I∆nPole 2 Pole 2 Pole 2 Pole 2
Cable selection OK Cable selection OK Cable selection OK Cable selection OKSize(mm2) 1.5 2 Size(mm2) 1.5 2 Size(mm2) 1.5 2 Size(mm2) 1.5Length (mt) 20 Length (mt) 20 Length (mt) 20 Length (mt) 20Max.Length 100 Max.Length 100 Max.Length 100 Max.Length 100
Load 5.4Amp Load 5.4Amp Load 5.4Amp Load 5.4Amp
Ph 1 Ph 1 Ph 1 Ph 1Volt 230 Volt 230 Volt 230 Volt 230Kw 1 Kw 1 Kw 1 Kw 1Fur.Kw 0 Fur.Kw 0 Fur.Kw 0 Fur.Kw 0Total Kw 1 Total Kw 1 Total Kw 1 Total Kw 1P.F 0.8 P.F 0.8 P.F 0.8 P.F 0.8Amp 5.4 Amp 5.4 Amp 5.4 Amp 5.4Type A.C Type A.C Type A.C Type A.CNatur. Non-Cont Natur. Non-Cont Natur. Non-Cont Natur. Non-ContNEC Amp 5.4 NEC Amp 5.4 NEC Amp 5.4 NEC Amp 5.4
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ELCB RCB ELCB RCCBSize(Amp) 6 Size(Amp) 6 Size(Amp) 6 Size(Amp)Type C Type Type C Type Type C Type TypeTriping(Amp) 54 Triping(Amp) 54 Triping(Amp) 31 Triping(Amp)Sen.I∆n I∆n:30ma Sen.I∆n I∆n:30ma Sen.I∆n I∆n:30ma Sen.I∆nPole 2 Pole 2 Pole 3 or 4 Pole
Cable selection OK Cable selection OK Cable selection OK Cable selection2 Size(mm2) 1.5 2 Size(mm2) 1.5 2 Size(mm2) 1.5 2 Size(mm2)
Length (mt) 20 Length (mt) 20 Length (mt) 20 Length (mt)Max.Length 100 Max.Length 100 Max.Length 100 Max.Length
Load 5.4Amp Load 5.4Amp Load 3.1Amp Load
Ph 1 Ph 1 Ph 3 PhVolt 230 Volt 230 Volt 230 VoltKw 1 Kw 1 Kw 1 KwFur.Kw 0 Fur.Kw 0 Fur.Kw 0 Fur.KwTotal Kw 1 Total Kw 1 Total Kw 1 Total KwP.F 0.8 P.F 0.8 P.F 0.8 P.FAmp 5.4 Amp 5.4 Amp 3.1 AmpType A.C Type A.C Type A.C TypeNatur. Non-Cont Natur. Non-Cont Natur. Non-Cont Natur.NEC Amp 5.4 NEC Amp 5.4 NEC Amp 3.1 NEC Amp
1 Ltg B Cont 10.72RCCB 3 Heater B Non-Cont 63.76
6 Drive C Max.MCCB 10C Type A.C C NEC 74.48
31 Motor C Total Amp 72.33I∆n:30ma Ballast C 3 or 4 Ind.Load C
T.C DOK Cont1.5 2 Cont20 MCB Non-Cont100 MCCB Non-Cont
RCB Non-ContELCB Non-ContRCCB Non-Cont
3.1Amp Non-ContNon-Cont
3 Non-Cont230 Non-Cont1 Non-Cont0 Non-Cont1 Non-Cont
0.8 Non-Cont3.1A.C
Non-Cont3.1
AWGMM2
2074.48
C TypeNEC Amp MCCB 26.8 5.43 10 C Type 23.9 3.14 6 C Type 25.4 5.43 6 C Type 25.4 5.43 6 C Type 23.1 3.14 6 C Type 25.4 5.43 6 C Type 25.4 5.43 6 C Type 25.4 5.43 6 C Type 25.4 5.43 6 C Type 25.4 5.43 6 C Type 25.4 5.43 6 C Type 25.4 5.43 6 C Type 25.4 5.43 6 C Type 23.1 3.14 6 C Type 23.1 3.14 6 C Type 2
STANDARD MOTOR RATINGS FLPF 3/4THPF FLEFF 3/4THEFF1 0.18 0.65 0.58 0.5 0.462 0.22 0.6 0.55 0.58 0.533 0.37 0.64 0.58 0.65 0.584 0.55 0.7 0.64 0.72 0.675 0.75 0.7 0.65 0.74 0.696 1.1 0.76 0.7 0.75 0.77 1.5 0.79 0.72 0.77 0.728 2.2 0.82 0.76 0.8 0.759 3.7 0.83 0.78 0.82 0.81
10 5.5 0.84 0.79 0.85 0.8311 7.5 0.85 0.81 0.87 0.8712 9.3 0.85 0.81 0.88 0.8813 11 0.85 0.82 0.89 0.8914 15 0.86 0.83 0.9 0.915 18.5 0.86 0.84 0.91 0.9116 22 0.87 0.84 0.91 0.9117 30 0.89 0.86 0.92 0.9218 37 0.9 0.89 0.925 0.92519 45 0.9 0.89 0.93 0.9320 55 0.86 0.82 0.935 0.93521 75 0.89 0.88 0.94 0.9422 90 0.9 0.86 0.945 0.94523 110 0.9 0.86 0.945 0.94524 132 0.9 0.86 0.948 0.94825 160 0.9 0.86 0.953 0.95326 180 0.9 0.86 0.953 0.95327 200 0.9 0.86 0.955 0.95528 225 0.87 0.82 0.948 0.9429 250 0.87 0.82 0.945 0.935
CABLE DATACONDUCTOR RESISTANCE AT 70 DEG
X-SECTION PVC HRPVC LT XLPE
AL CU AL CU AL1 3cx1.5 21.747 14.480 21.720 12.200 23.1702 3cx2.5 14.538 8.870 14.520 7.560 15.5003 3cx4 8.903 5.520 8.890 4.700 9.4804 3cx6 5.539 3.685 5.530 3.110 5.9005 3cx10 3.701 2.190 3.700 1.840 3.9406 3cx16 2.295 1.376 2.290 1.160 2.4407 3cx25 1.442 0.870 1.440 0.734 1.5408 3cx35 1.043 0.627 1.042 0.529 1.1109 3cx50 0.770 0.463 0.770 0.391 q
10 3cx70 0.532 0.321 0.532 0.270 0.56711 3cx95 0.384 0.231 0.385 0.195 0.410
12 3cx120 0.304 0.183 0.304 0.154 0.32413 3cx150 0.248 0.148 0.248 0.126 0.26414 3cx185 0.197 0.119 0.198 0.100 0.21015 3cx240 0.150 0.090 0.152 0.076 0.16016 3cx300 0.120 0.072 0.122 0.061 0.12817 3cx400 0.094 0.056 0.096 0.048 0.10018 3cx500 0.073 0.044 0.076 0.037 0.07719 3cx630 0.056 0.034 0.061 0.029 0.06020 1cx120 0.304 0.154 0.32421 1cx150 0.248 0.126 0.26422 1cx185 0.198 0.100 0.21023 1cx225 0.171 0.850 0.18024 1cx240 0.152 0.076 0.16025 1cx300 0.122 0.061 0.12826 1cx400 0.096 0.048 0.10027 1CX500 0.076 0.037 0.07728 1cx630 0.061 0.029 0.060
SYSTEM VOLTAGE (Temp. Derating factor)1 240 PVC HR PVC HT XLPE2 415 1 25 1.25 1.16 1.143 1100 2 30 1.16 1.1 1.14 3300 3 35 1.09 1.05 1.045 6600 4 40 1 1 16 11000 5 45 0.9 0.94 0.957 33000 6 50 0.8 0.88 0.9
7 55 0.69 0.82 0.851 Ph 8 60 0.62 0.74 0.83 Ph
Current Rating Corrrection Factor:K1CABLE TYPE AL CU
1 PVC 14 17 Insulation
2 HR PVC 16 21 PVC
3 LT XLPE 10 1.224 HT XLPE 15 1.175 EPR CSP 20 1.12
25 1.06CONDUCTOR current 35 0.94
1 AL 40 0.872 CU 45 0.79
50 0.7155 0.61
resistance 60 0.5CABLE TYPE AL CU 65 0
1 PVC 21.747 14.48 70 02 HRPVC 21.72 12.2 75 03 LT XLPE 23.17 15.5 80 04 HT XLPE5 EPR CSP
Ambient Temp©
CONDUCTOR res.1 AL2 CU
reactanceCABLE TYPE AL CU
1 PVC 0.126 0.1192 HRPVC 0.092 0.1093 LT XLPE 0.107 0.1074 HT XLPE5 EPR CSP 0.116 0.116
CONDUCTOR reac.1 AL 0.1162 CU 0.116
NO. OF RUNS1 12 23 34 45 56 67 78 89 9
10 1011 1112 1213 1314 1415 1516 1617 1718 1819 1920 20
CABLE DATACURRENT RATING AT 40 DEG (LAID IN TUNNEL)
X-SECTION PVC HRPVC LT XLPEAL CU AL CU AL CU
1 3cx1.5 14 17 16 212 3cx2.5 18 24 22 293 3cx4 23 30 28 37 31 364 3cx6 30 39 37 48 50 475 3cx10 39 57 49 63 67 626 3cx16 50 65 62 81 70 797 3cx25 63 66 85 110 96 1088 3cx35 77 110 105 134 117 1329 3cx50 95 135 128 165 142 162
10 3cx70 130 155 159 201 179 19811 3cx95 155 200 189 244 221 24012 3cx120 180 230 220 281 257 27613 3cx150 205 255 250 323 292 31814 3cx185 240 305 293 372 337 36615 3cx225 255 335 323 407 379 40216 3cx240 280 355 342 433 399 42617 3cx300 315 400 384 488 455 48018 3cx400 375 455 458 555 530 54619 3cx500 425 521 519 635 612 61220 3cx630 480 674 586 759 707 68521 1cx120 220 280 268 342 268 33622 1cx150 250 320 305 390 309 38423 1cx185 290 370 354 451 360 44424 1cx225 315 400 390 483 408 47925 1cx240 335 425 409 519 433 51026 1cx300 380 475 464 580 501 57027 1cx400 435 550 531 671 596 66028 1CX500 480 590 586 720 693 70829 1cx630 550 660 671 805 814 825
CABLE DATACONDUCTOR RESISTANCE AT 70 DEG CONDUCTOR REACTANCE AT 50 Hz
LT XLPE HT XLPE -upto 6.6kv(E) X-SECTION PVC
CU AL CU CU AL15.500 1 3cx1.5 0.1269.480 8.210 2 3cx2.5 0.1195.900 5.090 3 3cx4 0.1163.940 3.390 4 3cx6 0.1102.340 1.950 5 3cx10 0.1001.470 1.240 6 3cx16 0.0970.930 1.540 0.930 0.795 7 3cx25 0.0970.671 1.110 0.671 0.565 8 3cx35 0.0970.495 0.820 0.495 0.393 9 3cx50 0.0940.343 0.567 0.343 0.277 10 3cx70 0.0900.247 0.410 0.247 0.210 11 3cx95 0.090
EPR CSP
0.196 0.324 0.196 0.164 12 3cx120 0.0870.159 0.264 0.159 0.132 13 3cx150 0.0870.127 0.210 0.127 0.108 14 3cx185 0.0870.096 0.160 0.096 0.082 15 3cx240 0.0870.077 0.130 0.077 0.065 16 3cx300 0.0860.060 0.100 0.060 0.040 17 3cx400 0.0860.047 0.077 0.047 0.039 18 3cx500 0.0790.036 0.060 0.036 0.031 19 3cx630 -0.196 0.324 0.196 0.164 20 1cx120 0.0870.159 0.264 0.159 0.132 21 1cx150 0.0860.127 0.210 0.127 0.108 22 1cx185 0.0850.107 0.180 0.110 0.093 23 1cx225 0.0840.096 0.160 0.096 0.082 24 1cx240 0.0830.077 0.130 0.077 0.065 25 1cx300 0.0830.060 0.100 0.060 0.040 26 1cx400 0.0820.047 0.077 0.047 0.039 27 1CX500 0.0810.036 0.060 0.036 0.031 28 1cx630 0.081
(Temp. Derating factor) (Grouping factor)==No of TrayEPR CSP 1 2 3 4 6
1.28 1 1 1 1 1 11.22 2 0.84 0.8 0.78 0.77 0.76
1.134 3 0.8 0.76 0.74 0.73 0.721 4 0.78 0.74 0.72 0.71 0.7
0.975 5 0.77 0.73 0.7 0.69 0.680.878 6 0.75 0.71 0.7 0.68 0.680.768 7 0.74 0.69 0.675 0.66 0.660.658 8 0.73 0.69 0.68 0.67 0.66
Corrrection Factor:K1 Ground Corrrection Factor:K2 Corrrection Factor:K3Soil Thermal Resistivity: 2.5 k.m/W
Insulation Insulation Resistivity K3
XLPE/EPR PVC XLPE/EPR 1 1.18
1.15 10 1.1 1.07 1.5 1.11.12 15 1.05 1.04 2 1.051.08 20 0.95 0.96 2.5 11.04 25 0.89 0.93 3 0.960.96 35 0.77 0.890.91 40 0.71 0.85 Corrrection Factor:K30.87 45 0.63 0.8 Nature of Soil K30.82 50 0.55 0.76 Very Wet Soil 1.210.76 55 0.45 0.71 Wet Soil 1.130.71 60 0 0.65 Damp Soil 1.050.65 65 0 0.6 Dry Soil 10.58 70 0 0.53 Very Dry Soil 0.860.5 75 0 0.46
0.41 80 0 0.38
No of Cable/Tray
Ground Temp©
CABLE DATACURRENT RATING AT 40 DEG (LAID IN TUNNEL)
EPR CSPAL CU CU
2635466485
100 115 114121 140 140145 175 175181 215 216221 255 260254 290 303290 335 349330 370 398369 415 372390 440 348450 505 325525 600 304609 714 284706 850 265277 368 299318 422 343370 490 391412 547 366440 580 342509 665 320600 805 299700 900 279817 1030 261
CONDUCTOR REACTANCE AT 50 Hz
PVC HRPVC LT XLPE EPR CSP
CU AL CU AL CU AL CU CU0.119 0.092 0.109 0.107 0.107 0.1160.115 0.087 0.105 0.099 0.099 0.1090.112 0.081 0.101 0.093 0.093 0.1060.104 0.073 0.095 0.088 0.088 0.1000.099 0.064 0.089 0.084 0.084 0.0960.090 0.055 0.086 0.081 0.081 0.0910.088 0.054 0.084 0.081 0.081 0.116 0.116 0.0880.086 0.050 0.082 0.078 0.078 0.111 0.111 0.0860.086 0.050 0.079 0.075 0.075 0.104 0.104 0.0820.083 0.046 0.076 0.074 0.074 0.100 0.100 0.0790.083 0.043 0.076 0.072 0.072 0.095 0.095 0.077
HT XLPE -upto 6.6kv(E)
HT XLPE -upto 6.6kv(E)
0.082 0.042 0.074 0.071 0.071 0.092 0.092 0.0760.082 0.042 0.074 0.072 0.072 0.089 0.089 0.0760.082 0.042 0.074 0.072 0.072 0.087 0.087 0.0760.079 0.041 0.073 0.071 0.071 0.085 0.085 0.0750.079 0.040 0.073 0.071 0.071 0.082 0.082 0.0750.079 0.040 0.073 0.070 0.070 0.079 0.079 0.0750.079 0.040 0.073 0.070 0.070 0.073 0.073 0.075
- 0.040 0.725 0.070 0.070 0.068 0.068 0.0740.074 0.080 0.074 0.097 0.097 0.092 0.092 0.0750.074 0.082 0.074 0.094 0.094 0.089 0.089 0.0750.074 0.079 0.074 0.093 0.093 0.087 0.087 0.0750.074 0.077 0.074 0.091 0.091 0.086 0.086 0.0750.073 0.075 0.073 0.090 0.090 0.085 0.085 0.0740.073 0.072 0.073 0.088 0.088 0.082 0.082 0.0740.073 0.070 0.073 0.087 0.087 0.079 0.079 0.0740.073 0.069 0.073 0.086 0.086 0.073 0.073 0.0740.725 0.067 0.725 0.084 0.084 0.068 0.068 0.073
(Grouping factor)==No of Tray81 1
0.75 20.71 30.69 40.67 60.66 80.640.64
Correction Factor(K4)(Ground Cable Dist)No of Circuit Nill cable Dia 0.125m 0.25m 0.5m
1 1 1 1 1 1
2 0.75 0.8 0.85 0.9 0.93 0.65 0.7 0.75 0.8 0.854 0.6 0.6 0.7 0.75 0.85 0.55 0.55 0.65 0.7 0.86 0.5 0.55 0.6 0.7 0.8
Wire Size RHW Size
14 AWG(2.5 mm2) 0.0139 0.0097 0.0293 0.0139 EMT12AWG(4 mm2) 0.0181 0.0133 0.0353 0.0181 ENT10AWG(6 mm2) 0.0243 0.0211 0.0437 0.0243 FMC8AWG(10 mm2) 0.0437 0.0366 0.0835 0.0437 IMC6AWG(16 mm2) 0.0726 0.0507 0.1041 0.0590 LFNC_A4AWG(25 mm2) 0.0973 0.0824 0.1333 0.0814 LFNC_B3AWG(35 mm2) 0.1134 0.0973 0.1521 0.0962 LFMC2AWG(35 mm2) 0.1333 0.1158 0.1750 0.1146 RMC1AWG(50 mm2) 0.1901 0.1562 0.2660 0.1534 PVC401/0AWG(55 mm2) 0.2223 0.1855 0.3039 0.1825 PVC802/0AWG(70 mm2) 0.2624 0.2223 0.3505 0.21903/0AWG(95 mm2) 0.3117 0.2679 0.4072 0.2642 Type of Insulation4/0AWG(120 mm2) 0.3718 0.3237 0.4754 0.3197 RHW250 Kcmill 0.4596 0.3970 0.6291 0.3904 THHN300 Kcmill 0.5281 0.4608 0.7088 0.4536 THW350 Kcmill 0.5958 0.5242 0.7870 0.5166 XHHW400 Kcmill 0.6619 0.5863 0.8626 0.5782500 Kcmill 0.7901 0.7073 1.0082 0.6984600 Kcmill 0.9729 0.8676 1.2135 0.8709700 Kcmill 1.1010 0.9887 1.3561 0.9923750 Kcmill 1.1652 1.0496 1.4272 1.0532800 Kcmill 1.2272 1.1085 1.4957 1.1122900 Kcmill 1.3561 1.2311 1.6377 1.23511000 Kcmill 1.4784 1.3478 1.7719 1.3519
EMT Conduit Dia Dia
0 1/2" 0 1/2" 00.304 1/2" 0.314 1/2" 0.2170.305 3/4" 0.315 3/4" 0.2180.533 3/4" 0.549 3/4" 0.4090.534 1" 0.550 1" 0.4100.864 1" 0.887 1" 0.6880.865 1-1/4" 0.888 1-1/4" 0.6891.496 1-1/4" 1.526 1-1/4" 1.2371.497 1-1/2" 1.527 1-1/2" 1.2382.036 1-1/2" 2.071 1-1/2" 1.7112.037 2" 2.072 2" 1.7123.356 2" 3.408 2" 2.8743.357 2-1/2" 3.409 2-1/2" 2.8755.858 2-1/2" 4.866 2-1/2" 4.119
THW Size
THHN Size
XHHW Size
Conduit Table
RMC Conduit
PVC-80 Conduit
5.859 3" 4.867 3" 4.1208.846 3" 7.499 3" 6.4428.847 3-1/2" 7.500 3-1/2" 6.443
11.545 3-1/2" 10.010 3-1/2" 8.68811.546 4" 10.011 4" 8.68914.753 4" 12.882 4" 11.25814.754 N/A 12.883 5" 11.259
20.212 5" 17.85520.213 6" 17.85629.158 6" 25.59829.159 N/A 25.599
Cable Size Table22/222/322/422/622/820/220/320/420/618/218/318/418/618/816/216/414/214/412/212/4CAT3CAT52f4f6f8f12f24f36f48f72f96f144f
Conduit Fill Rates Cable Table Low Voltage Wire SizeLV
1 53% Fiber 22/2 0.01472 31% 22/3 0.01723 40% 22/4 0.0201
22/6 0.028422/8 0.034620/2 0.018420/3 0.021420/4 0.025420/6 0.035318/2 0.0222
Type of Insulation 18/3 0.0269= RHW & RHW 18/4 0.0317
= THHN & THWN 18/6 0.0491= THW, TW, & THWN 18/8 0.0661
= XHHW & XHH 16/2 0.028716/4 0.044914/2 0.047914/4 0.069312/2 0.066112/4 0.0881CAT3 0.0346CAT5 0.0346
Dia Dia FMC Conduit Dia
1/2" 0 1/2" 0 3/8"1/2" 0.246 1/2" 0.116 3/8"3/4" 0.247 3/4" 0.117 1/2"3/4" 0.454 3/4" 0.317 1/2"1" 0.455 1" 0.318 3/4"1" 0.785 1" 0.533 3/4"
1-1/4" 0.786 1-1/4" 0.534 1"1-1/4" 1.410 1-1/4" 0.817 1"1-1/2" 1.411 1-1/2" 0.818 1-1/4"1-1/2" 1.936 1-1/2" 1.277 1-1/4"
2" 1.937 2" 1.278 1-1/2"2" 3.205 2" 1.858 1-1/2"
2-1/2" 3.206 N/A 1.859 2"2-1/2" 3.269 2"
ENT Conduit
3" 3.270 2-1/2"3" 4.909 2-1/2"
3-1/2" 4.910 3"3-1/2" 7.069 3"
4" 7.070 3-1/2"4" 9.621 3-1/2"5" 9.622 4"5" 12.566 4"6" 12.567 N/A6"
N/A
Fiber Wire Size
2f 0.02664f 0.03146f 0.03808f 0.0434
12f 0.051124f 0.193236f 0.325748f 0.308872f 0.482796f 0.7253
144f 0.8446
Dia Dia Dia
0 1/2" 0 3/8" 0 3/8" 00.342 1/2" 0.192 3/8" 0.192 3/8" 0.1920.343 3/4" 0.193 1/2" 0.193 1/2" 0.1930.586 3/4" 0.312 1/2" 0.314 1/2" 0.3140.587 1" 0.313 3/4" 0.315 3/4" 0.3150.959 1" 0.535 3/4" 0.541 3/4" 0.5410.960 1-1/4" 0.536 1" 0.542 1" 0.5421.647 1-1/4" 0.854 1" 0.873 1" 0.8731.648 1-1/2" 0.855 1-1/4" 0.874 1-1/4" 0.8742.225 1-1/2" 1.502 1-1/4" 1.528 1-1/4" 1.5282.226 2" 1.503 1-1/2" 1.529 1-1/2" 1.5293.630 2" 2.018 1-1/2" 1.981 1-1/2" 1.9813.631 2-1/2" 2.019 2" 1.982 2" 1.9825.135 2-1/2" 3.343 2" 3.246 2" 3.246
IMC Conduit
LFNC-A Conduit
LFNC-B Conduit
LFMC Conduit
5.136 3" 3.344 N/A 3.247 N/A 3.2477.922 3" 4.8817.923 3-1/2" 4.882
10.584 3-1/2" 7.47510.585 4" 7.47613.631 4" 9.73113.632 N/A 9.732
12.69212.693
3/8" 0 1/2"3/8" 0.258 1/2"1/2" 0.259 3/4"1/2" 0.508 3/4"3/4" 0.509 1"3/4" 0.832 1"1" 0.833 1-1/4"1" 1.453 1-1/4"
1-1/4" 1.454 1-1/2"1-1/4" 1.986 1-1/2"1-1/2" 1.987 2"1-1/2" 3.291 2"
2" 3.292 2-1/2"2" 4.695 2-1/2"
PVC-40 Conduit
2-1/2" 4.696 3"2-1/2" 7.268 3"
3" 7.269 3-1/2"3" 9.737 3-1/2"
3-1/2" 9.738 4"3-1/2" 12.554 4"
4" 12.555 5"4" 19.761 5"
N/A 19.762 6"28.567 6"28.568 N/A
AWG mm2 Maximum Fuse Size(Amp) AWGOO 70 400 26OO 55 325 251 50 250 242 35 200 234 25 125 226 16 80 218 10 50 20
10 6 30 1912 4 20 1814 2.5 15 1716 1.5 7.5 16
1412
Factor of Max.Utilization Ku 10Motor 0.75 8
Ltg 1 642
Demand Factor Ks 1Ltg 1 O
Heating/AC 1 OOPower Socket 2 OOO
Lift/Hoist 0.6 to 1 OOOOMotor 0.6
Maximum Circuit Length in mtr for Cu conductor ( for Alu multiply 0.62)
1.5 2.5 4 6
50 100 167 267 40063 79 133 212 31780 63 104 167 250100 50 83 133 200125 40 67 107 160160 31 52 83 125200 25 42 67 100250 20 33 53 80320 16 26 42 63400 13 21 33 50500 10 17 27 40560 9 15 24 36630 8 13 21 32700 7 12 19 29800 6 10 17 25875 6 10 15 231000 5 8 13 201120 4 7 12 181250 4 7 11 161600 5 8 13
Operating Cuurent Im of the Instantaneous Tripping
element(A)
2000 4 7 102500 5 83200 4 64000 55000 4630080001000012500
Maximum Length of Copper Conductor circuit in Meter protcted by B Type C.BRated Current of C.B (A) 1.5 2.5 4 6
6 200 333 533 80010 120 200 320 48016 75 125 200 30020 60 100 160 24025 48 80 128 19232 37 62 100 15040 30 50 80 12050 24 40 64 9663 19 32 51 7680 15 25 40 60100 12 20 32 48125 10 16 26 38
Maximum Length of Copper Conductor circuit in Meter protcted by CType C.BRated Current of C.B (A) 1.5 2.5 4 6
6 100 167 267 40010 60 100 160 24016 37 62 100 15020 30 50 80 12025 24 40 64 9632 18 31 50 7540 15 25 40 6050 12 20 32 4863 9.5 16 26 3880 7.5 12.5 20 30100 6 10 16 24125 5 8 13 19
Maximum Length of Copper Conductor circuit in Meter protcted by D Type C.BRated Current of C.B (A) 1.5 2.5 4 6
1 429 7142 214 357 571 8573 143 238 381 5714 107 179 286 4296 71 119 190 286
10 43 71 114 17116 27 45 71 10720 21 36 57 8625 17 29 46 6932 13 22 36 54
40 11 18 29 4350 9 14 23 3463 7 11 18 2780 5 9 14 21100 4 7 11 17125 3 6 9 14
Short circuit Current at T.C Secondary3 Ph T.C Rating (KVA) Rated FLC(Amp) ISC at Secondary
50 70 1391100 139 2782160 223 4452200 278 5565250 348 6956315 448 8765400 556 11130500 696 13912600 836 16714700 975 19500800 1115 22286900 1254 25072
1000 1393 278601250 1741 348201500 1089 417802000 1786 557202500 3482 696403000 4179 83580
MCCB/ELCB Size0.5 6
mm2 1 6 Max Amp mm2 AWG 3cx1.50.13 2 6 2.2 2.7 0.13 26 3cx2.50.16 4 6 2.7 3.5 0.16 25 3cx40.2 6 10 3.5 2.7 0.2 24 3cx6
0.26 10 16 4.7 3.5 0.26 23 3cx100.33 16 20 7 4.7 0.33 22 3cx160.41 20 25 9 7 0.41 21 3cx250.52 25 32 11 9 0.52 20 3cx350.65 32 40 14 11 0.65 19 3cx500.82 40 45 16 14 0.82 18 3cx701.04 45 50 19 16 1.04 17 3cx951.5 50 63 22 19 1.5 16 3cx1202.5 63 80 32 22 2.5 14 3cx1504 80 100 41 32 4 12 3cx1856 100 125 55 41 6 10 3cx225
10 125 225 64 55 10 816 225 600 73 64 16 625 600 800 135 73 25 435 800 1600 181 135 35 250 1600 2000 211 181 50 155 2000 3000 245 211 55 O70 3000 3200 283 245 70 OO95 3200 4000 328 283 95 OOO
120 4000 5000 380 328 120 OOOO5000 6000 380 1206000 6000
Maximum Circuit Length in mtr for Cu conductor ( for Alu multiply 0.62)
10 16 25 35 50 70 95 120 150
417333267 427208 333167 267 417133 213 333 467104 167 260 365 49583 133 208 292 39667 107 167 233 31760 95 149 208 283 41763 85 132 185 251 37048 76 119 167 226 333 45242 67 104 146 198 292 39638 61 95 133 181 267 362 45733 53 83 117 158 233 317 400 43530 48 74 104 141 208 283 357 38827 43 67 94 127 187 253 320 34821 33 52 73 99 146 198 250 272
17 27 42 58 79 117 158 200 21713 21 33 47 63 93 127 160 17411 17 26 36 49 73 99 125 1368 13 21 29 40 58 79 100 1097 11 17 23 32 47 63 80 875 8 13 19 25 37 50 63 694 7 10 16 20 29 40 50 54
5 8 12 16 23 32 40 434 7 9 13 19 25 32 35
Maximum Length of Copper Conductor circuit in Meter protcted by B Type C.B10 16 25 35 500 0 0
800 0 0500 800 0400 640 0320 512 800250 400 625 875200 320 500 700160 256 400 560 760127 203 317 444 603100 160 250 350 47580 128 200 280 38064 102 160 224 304
Maximum Length of Copper Conductor circuit in Meter protcted by CType C.B10 16 25 35 50667400 640250 400 625 875200 320 500 700160 256 400 560 760125 200 313 438 594100 160 250 350 47580 128 200 280 38064 102 159 222 30250 80 125 175 23840 64 100 140 19032 51 80 112 152
Maximum Length of Copper Conductor circuit in Meter protcted by D Type C.B10 16 25 35 50
952714476 762286 457 714179 286 446 625 848143 229 357 500 679114 183 286 400 54389 143 223 313 424
71 114 179 250 33957 91 143 200 27145 73 113 159 21536 57 89 125 17029 46 71 100 13623 37 57 80 109
Maximum Circuit Length in mtr for Cu conductor ( for Alu multiply 0.62)
185 240
459411321 400
257 320206 256161 200128 160103 12882 10264 8051 6441 51
Instant.Short Circuit Tripping Setting of C.B CuAlu
PhaseVoltage(L-L) 440 VoltVoltage(L-N) 230 VoltInstantaneous Short-Circuit Triping Set 100 AmpAccuracy 20 %Cable Size 3cx4 4 0Cable Material CuActual Length of Cable 5 Meter
Max.Length of Cable for your Tripping setting 133 Mt.Your Tripping Setting of C.B is OK
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Selection of Circuit Fuse
Circuit Wire Size mm2 55
Circuit Fuse Size(Max) 325 Amp
Search Cable Amper Rating (Appro)
Type of Cable AL HRPVC 1cx240
Current Capacity of Cable 409 Amp
CABLE DATACURRENT RATING AT 40 DEG (LAID IN TUNNEL)
AWG 55 X-SECTION PVCmm2 AL CUAL 1 3cx1.5 14 17CU 2 3cx2.5 18 24PVC 3 3cx4 23 30HRPVC 4 3cx6 30 39LT XLPE 5 3cx10 39 57HT XLPE 6 3cx16 50 65EPR CSP 7 3cx25 63 66
8 3cx35 77 1109 3cx50 95 135
10 3cx70 130 15511 3cx95 155 20012 3cx120 180 23013 3cx150 205 25514 3cx185 240 30515 3cx225 255 33516 3cx240 280 35517 3cx300 315 40018 3cx400 375 45519 3cx500 425 52120 3cx630 480 67421 1cx120 220 28022 1cx150 250 32023 1cx185 290 37024 1cx225 315 40025 1cx240 335 42526 1cx300 380 47527 1cx400 435 55028 1CX500 480 59029 1cx630 550 660
AL CU 409PVC 0 0HRPVC 409 0LT XLPE 0 0HT XLPE 0 0EPR CSP 0 0
CABLE DATA Motor starter SelectionCURRENT RATING AT 40 DEG (LAID IN TUNNEL)
HRPVC LT XLPE EPR CSPNEMA Size
AL CU AL CU AL CU CU16 21 oo22 29 26 oo28 37 31 36 35 137 48 50 47 46 249 63 67 62 64 362 81 70 79 85 485 110 96 108 100 115 114 5
105 134 117 132 121 140 140 6128 165 142 162 145 175 175 7159 201 179 198 181 215 216 8189 244 221 240 221 255 260 9220 281 257 276 254 290 303250 323 292 318 290 335 349293 372 337 366 330 370 398323 407 379 402 369 415 372342 433 399 426 390 440 348384 488 455 480 450 505 325458 555 530 546 525 600 304519 635 612 612 609 714 284586 759 707 685 706 850 265268 342 268 336 277 368 299305 390 309 384 318 422 343354 451 360 444 370 490 391390 483 408 479 412 547 366409 519 433 510 440 580 342464 580 501 570 509 665 320531 671 596 660 600 805 299586 720 693 708 700 900 279671 805 814 825 817 1030 261
HT XLPE -upto 6.6kv(E)
Motor starter Selection
Full Voltage Starting Auto Transformer Starting Part Winding Starting Star-Delta Starting230V 440V 230V 440V 230V 440V 230V 440V1.5 Hp 2 Hp3 Hp 5 Hp7.5 Hp 10 Hp 7.5 Hp 10 Hp 10 Hp15 Hp 25 Hp 15 Hp 25 Hp 25 Hp30 Hp 50 Hp 30 Hp 50 Hp 50 Hp50 Hp 100 Hp 50 Hp 100 Hp 75 Hp100 Hp 200 Hp 100 Hp 200 Hp 150 Hp200 Hp 400 Hp 200 Hp 400 Hp 300 Hp300 Hp 600 Hp 300 Hp 600 Hp 450 Hp450 Hp 900 Hp 450 Hp 900 Hp 700 Hp800 Hp 1600 Hp 800 Hp 1600 Hp 1300 Hp
Hp FLA Instantanous C.B Time Delay Fuse
Motor Data
Motor Rating 1 Kw 1.00System Voltage V (L-L) 240 Volt 1 PhSupplay Frequency 50 HzPole 4 NoMotor Spped 1000 RpmLocked Rotor Code BMotor Demand Factor 1Motor Service Factor 2Motor Operating Temperature 30 CMotor Starting Method SoftMotor Starting P.FMotor Running P.F 0.8Motor Full Load Efficiency 100 % 1
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Motor Details
Motor Consumed Load 1.00 Kw 0.75Motor Starting Current 6.25 AmpMotor Full Load Current 5.21 AmpSyncronus Spped(Ns) 1500 RpmSlip 33.33 %Locked Rotor Current (LRA) 10.41 Amp
Maximum Size of OverLoad Perotection 6.51 Amp
Standared(On Time Delay) Fuse (Max) 15.63 AmpOn Time Delay Fuse (Max) 9.11 AmpInstantaneous Trip C.B(Max) 41.67 AmpInverstime C.B(Max) 13.02 Amp
Dol
Hp Auto Tra.Kw Soft1 Ph Freq.Conv3 Ph 3.35A 0B 3.15C 3.55D 4E 4.5F 5G 5.6H 6.3J 7.1K 8L 9M 10N 11.2P 12.5R 14S 16T 18U 20V 24
Y-D
3.153.55
44.55
5.66.37.189
1011.212.51416182024
POWER FACTOR CORRECTION RESULT
Supply System 3
Supplay Voltage 690
Supplay Frequency 50
Input Power 10 HP3.73 5.0Efficiency 50 % 0.5
Amp 4.22 Amp
0.74
Desire Power Factor(Cosф2) 0.85
Capacitor Connected in Star
Daily Working Hours 2 Hr.
Tarrif Charge/Kva 100 R.S
Tarrif Charge/Kw 10 R.S
Capacitor Cost/Kva 60 R.S
Annual Intrest & Depriciation/Capacitor 12 %
Old Power Factor (Cosф1)
RESULT
Leading KVAR 1.079 Kvar
Leading KVAR supplied by each Phase 0.360 Kvar/Phase
Capacitance of Capacitor 7.19 μF
Required Capacitor is 3 No of 1.08 Kvar
Leading Kvar/Phase is 0.360 Kvar/Phase
Before P.F Correction
Max Demand 5.0 Kva
KVA Demand Charge 504.1 R.S
Unit Consumed/Year 2722.9 Kwh
Energy Charge/Year 27229.0 R.S
Total Annual Cost 27733.1 R.S
After P.F Correction
Max Demand 4.4 Kva
KVA Demand Charge 438.8 R.S
Unit Consumed/Year 2722.9 Kwh
Energy Charge/Year 27229.0 R.S
Total Annual Cost 27667.8 R.S
Capital Cost of capacitor 64.7 R.S
Annual Inte and Dep 7.77 R.S
Annual Cost before P.F Correction: 27733.1 R.S
Annual Cost After P.F Correction: 27675.59 R.S
Annual Saving 57.5 R.S
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Tanф1 0.908928201 0.670.53Tanф2 0.619744338
Kvar 1.078655808
Kavar/Phase 0.359551936
2*TT*f*V 125300.5162
Kvar/Phase =v*IC*1000
IC 0.901485289IC =2*TT*f*V*CC 7.194585592
BeforeMax Demand 5.0 KvaKVA Demand Charge 504.1 R.SUnit Consumed/Year 2722.9 KwhEnergy Charge/Year 27229.0 R.STotal Annual Cost 27733.1 R.S
AfterMax Demand 4.4 KvaKVA Demand Charge 438.8 R.SUnit Consumed/Year 2722.9 KwhEnergy Charge/Year 27229.0 R.STotal Annual Cost 27667.8 R.S
Capital Cost of capacitor 64.72 R.SAnnual Inte and Dep 7.77 R.STotal Annual Cost 27675.59 R.SAnnual Saving 57.5
0.91 Kw0.62 HPKvaStarDelta
13
N.B: Enter You Detail in White Background CellAvailable Fault Current Calculation (Isc Calculation)
Does any GENERATOR Supplay Power To main Service Panel ??
Generator kW:Type of SupplayVoltage Line-Line (V L-L)Voltage Line-Neutral (V L-N)Enter Generator Subtransient (Z)Power FactorNo of Generator in ParallelTotal Generator kva:Secondary Current ( I L-L)Secondary Current ( I L-N)Maximum Generator Short Circuit Current( Line-Line)Maximum Generator Short Circuit Current( Line-Neutral)Do You Have any Motor ContributionsMotor Contributions (Line-Line)Motor Contributions (Line-Neutral)Total Short Circuit Current:( ISC Gen)(L-L)Total Short Circuit Current:( ISC Gen)(L-N)
Fault Current Calculation (TRANSFORMER To MAIN PANEL)
Available Utility or Primary KVA(Source).If You Don't Know than select"Unlimited"( Provide By Power supplay Company)
Supply SystemEnter transformer KVA ratingSecondary Voltage Line-Line ( V L-L)Secondary Voltage Line-Neutral ( V L-N)Enter transformer impedance (Zt)Transformer CalculationsSecondary Voltage Line-Line ( V L-L)Transformer Secondary Full Current I (L-L)Transformer Secondary Full Current I (L-N)Source Impedance:(Zu)Total Impedance (Zu+Zt)Short Circuit Current at T.C Secondary( ISCa)(L-L)Short Circuit Current at T.C Secondary( ISCa)(L-N)Short Circuit Current (RMS symmeterical)
At Secondary (Line) Main MCCB Line TerminelMaximum Secondary Protection per NEC 450.3(B)Recommended Secondary Breaker RatingLength (L)Type of Conductor(3-Single Conductor cable) or (3 conductor cable)Type of RaceWayNo of Conductor per Phase (N)Size of Phase Conductor
Size of Neutral ConductorPhase Conductor Constant ("C")Neutral Conductor Constant ("C")f (L-L)M (L-L)f (L-N)M (L-N)Do You Have any Motor ContributionsMotor Contributions (Line-Line)Motor Contributions (Line-neutral)Fault Current at termination of Main Disconnect (L-L)Fault Current at termination of Main Disconnect (L-N)
Fault Cuurent Calculation ( Main Panel To Branch Circuit Panel)
Feeder SystemFault Circuit Current at Main Service Panel(L-L)Fault Circuit Current at Main Service Panel(L-N)Volyage Line-Line (V L-L)Volyage Line-Neutral (V L-N)
Length (L)Type of Conductor(3-Single Conductor cable) or (3 conductor cable)Type of RaceWayNo of Conductor per Phase (N)Size of Phase ConductorSize of Neutral ConductorPhase Conductor Constant ("C")Neutral Conductor Constant ("C")f (L-L)M (L-L)f (L-N)M (L-N)Do You Have any Motor ContributionsMotor Contributions (Line-Line)Motor Contributions (Line-neutral)Fault Current at termination of Main Disconnect (L-L)Fault Current at termination of Main Disconnect (L-N)
Fault Cuurent Calculation ( Branch Circuit Panel To Outlet)
Feeder SystemFault Circuit Current at Main Service Panel(L-L)Fault Circuit Current at Main Service Panel(L-N)Volyage Line-Line (V L-L)Volyage Line-Neutral (V L-N)
Length (L)Type of Conductor(3-Single Conductor cable) or (3 conductor cable)Type of RaceWayNo of Conductor per Phase (N)
Size of Phase ConductorSize of Neutral ConductorPhase Conductor Constant ("C")Neutral Conductor Constant ("C")f (L-L)M (L-L)f (L-N)M (L-N)Do You Have any Motor ContributionsMotor Contributions (Line-Line)Motor Contributions (Line-neutral)Fault Current at termination of Main Disconnect (L-L)Fault Current at termination of Main Disconnect (L-N)
Design By : Jignesh.Parmar.Available Fault Current Calculation (Isc Calculation) Email: [email protected]
Yes
300 KwThree Phase 1.732
480 Volts240 Volts5.75 %0.83
1125 Kva1353 Amp2706 Amp
23534 Amp1556185 Amp
No0 Amp0 Amp
23534 Amp1556185 Amp
Unlimited Kva
Three Phase 3 1.7323000 Kva Kva Base440 Volts230 Volts5.75 %
440 Volts3937 Amp5905 Amp I (L-N)=1.5* I (L-L)
0.0000 Zu=Kva Base/Kva Source0.057568463 Amp ISCa=Tra.FLC(L-L)/(Zu+Zt)
102694 Amp ISCa=Tra.FLC(L-N)/(Zu+Zt)
68463 Amp
4921 Amp5000 Amp100 Meter
Copper 1Three Conductor Cable 3 Non-metalic Raceway 5
1600 kcmil AWG
10 AWG32154
9820.8381 1.732 1.7328*L*IscL-L/C*N*V L-L0.5440 1/1+f
78.7504 1.732 1.7328*L*IscL-N/C*N*V L-N0.0125 1/1+f
No0 Amp0 Amp
37246 Amp1288 Amp
Three Phase Feeder System
Three Phase 1.73260780 Amp Enter Fault Current Directly if You Know (L-L)
1557473 Amp Enter Fault Current Directly if You Know (L-N)440 Amp230 Amp
100 MeterCopper 1
Three Conductor Cable 3 Non-metalic Raceway 5
114 AWG12 AWG
389617
61.5041 1.732 1.7328*L*IscL-L/C*N*V L-L0.0160 1/1+f
1900.8828 1.732 1.7328*L*IscL-N/C*N*V L-N0.0005 1/1+f
No0 Amp0 Amp
972 Amp819 Amp
Single Phase Feeder System
Single Phase 10 Enter Fault Current Directly if You Know (L-L)
819 Enter Fault Current Directly if You Know (L-N)0
230
100 MeterCopper 1
Three Conductor Cable 3 Non-metalic Raceway 5
1
14 AWG750 kcmil AWG
389346050.0000 2 1.7328*L*IscL-L/C*N*V L-L1.0000 1/1+f0.0206 2 1.7328*L*IscL-N/C*N*V L-N0.9798 1/1+f
No0 Amp0 Amp0 Amp
802 Amp
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Enter Fault Current Directly if You Know (L-L)Enter Fault Current Directly if You Know (L-N)
Enter Fault Current Directly if You Know (L-L)Enter Fault Current Directly if You Know (L-N)
Gen p.f Volts parallal Utility / Primary KVA250 0.6 208 1 35,000 3 Phase 20 14300 0.65 480 2 50,000 3 Phase 48 12375 0.7 3 65,000 10400 0.75 4 75,000 Three Phase 8500 0.8 5 100,000 Single Phase 6600 0.85 6 150,000 4750 0.9 250,000 Yes 3900 0.95 500,000 No 2
1000 1 Unlimited 11200 Meter O1300 Non-metalic Raceway OO1800 Metalic Raceway OOO2000 Aluminium in Non-met OOOO2400 Alumnium in Metalic 250 kcmil2500 300 kcmil3000 3 Single Conductor Ca 350 kcmil
Three Conductor Cabl 400 kcmilAluminium 500 kcmilCopper 600 kcmil
750 kcmil1000 kcmil
1000 kcmil
"C" For Copper conductor. "C" For Allu conductor.
3 Single Conductor 3 Conductor Cable 3 Single Conductor600V 600V 600V
Steel Steel Steel
14 389 389 389 389 14 23712 617 617 617 617 12 37610 981 982 982 982 10 5998 1557 1559 1559 1560 8 9516 2425 2430 2431 2433 6 14814 3806 3826 3830 3838 4 23463 4774 4811 4820 4833 3 29522 5907 6044 5989 6087 2 37131 7293 7493 7454 7579 1 4645O 8925 9317 9210 9473 O 5777
OO 10755 11424 11245 11703 OO 7187OOO 12844 13923 13656 14410 OOO 8826
OOOO 15082 16673 16392 17483 OOOO 10741250 kcmil 16483 18594 18311 19779 250 kcmil 12122300 kcmil 18177 20868 20617 22525 300 kcmil 13910350 kcmil 19704 22737 22646 24904 350 kcmil 15484400 kcmil 20566 24297 24253 26916 400 kcmil 16671500 kcmil 22185 26706 26980 30096 500 kcmil 18756600 kcmil 22965 28033 28752 32154 600 kcmil 20093750 kcmil 24137 29735 31051 34605 750 kcmil 21766
25278 31491 33864 37197 23478
Maximum Length of Copper Conductor circuit in Meter protcted by B Type C.B
1.5 2.5 4 6 10 16 25
6 200 333 533 800 0 0 010 120 200 320 480 800 0 016 75 125 200 300 500 800 020 60 100 160 240 400 640 025 48 80 128 192 320 512 80032 37 62 100 150 250 400 62540 30 50 80 120 200 320 50050 24 40 64 96 160 256 40063 19 32 51 76 127 203 31780 15 25 40 60 100 160 250100 12 20 32 48 80 128 200125 10 16 26 38 64 102 160
Maximum Length of Copper Conductor circuit in Meter protcted by CType C.B
1.5 2.5 4 6 10 16 25
6 100 167 267 400 66710 60 100 160 240 400 64016 37 62 100 150 250 400 62520 30 50 80 120 200 320 500
AWG/Kcmill
AWG/KcmillNonmagn
eticNonmagn
etic
1000 kcmil
1000 kcmil
Rated Current of
C.B (A)
Rated Current of
C.B (A)
25 24 40 64 96 160 256 40032 18 31 50 75 125 200 31340 15 25 40 60 100 160 25050 12 20 32 48 80 128 20063 9.5 16 26 38 64 102 15980 7.5 12.5 20 30 50 80 125100 6 10 16 24 40 64 100125 5 8 13 19 32 51 80
Maximum Length of Copper Conductor circuit in Meter protcted by D Type C.B
1.5 2.5 4 6 10 16 25
1 429 7142 214 357 571 8573 143 238 381 571 9524 107 179 286 429 7146 71 119 190 286 476 76210 43 71 114 171 286 457 71416 27 45 71 107 179 286 44620 21 36 57 86 143 229 35725 17 29 46 69 114 183 28632 13 22 36 54 89 143 22340 11 18 29 43 71 114 17950 9 14 23 34 57 91 14363 7 11 18 27 45 73 11380 5 9 14 21 36 57 89100 4 7 11 17 29 46 71125 3 6 9 14 23 37 57
Rated Current of
C.B (A)
"C" For Allu conductor.
3 Single Conductor 3 Conductor Cable 0.5 1600V 600V 1 2
Steel 2 4
237 237 237 4 6376 376 376 6 10599 599 599 10 16952 952 952 16 20
1482 1482 1482 20 322350 2351 2353 32 452961 2963 2966 45 503730 3734 3740 50 634678 4686 4699 63 805838 5852 5876 80 1007301 7327 7373 100 2259110 9077 9243 225 600
11174 11185 11409 600 80012862 12797 13236 800 160014923 14917 15495 1600 200016813 16795 17635 2000 300018506 18462 19588 3000 320021391 21395 23018 3200 400023451 23633 25708 4000 500025976 26432 29036 5000 6000
28779 29865 32938 6000 6000
Maximum Length of Copper Conductor circuit in Meter protcted by B Type C.B
35 50
875700560 760444 603350 475280 380224 304
Maximum Length of Copper Conductor circuit in Meter protcted by CType C.B
35 50
875700
MCCB/ELCB
Nonmagnetic
Nonmagnetic
560 760438 594350 475280 380222 302175 238140 190112 152
Maximum Length of Copper Conductor circuit in Meter protcted by D Type C.B
35 50
625 848500 679400 543313 424250 339200 271159 215125 170100 13680 109
Sub D.B.1Total KW Kw Load On R Phase (Amp)Total KVA Kva Load On Y Phase (Amp)Starting Current 9536 Amp Load On B Phase (Amp)Full Load Current 3696 Amp
Sr. No Application 1Ph 3Ph Phase P.f Qty
101 3 R 5.5 0.9 1 Motor 11 5.5 0.9 1 Motor 13 R 7.5 0.9 1 Motor 13 R3 R3 R3 R3 R3 R3 R3 R3 R3 R3 R3 R3 R3 R3 R3 R3 R3 R3 R3 R3 R
Unit Power (Kw)
Type of Load
Demand Factor
Load On R Phase (Amp) 1223 Amp Continious Load 0 AmpLoad On Y Phase (Amp) 1223 Amp Non-Continious Load 1552 AmpLoad On B Phase (Amp) 1223 Amp
Use Cable Size
Freq.Conv Non-Cont 6 1552 3105 5.5 6Y-D Cont. 6 27 80 5.5 6Y-D Cont. 8 2117 6351 7.5 8
0 0 0 0 00 0 0 0 00 0 0 0 00 0 0 0 00 0 0 0 00 0 0 0 00 0 0 0 00 0 0 0 00 0 0 0 00 0 0 0 00 0 0 0 00 0 0 0 00 0 0 0 00 0 0 0 0
Motor Starter
Absorb ( Kva )
Full Load Current (Amp)
Starting Current
(Amp)
Estimated Power (KW)
Estimated Power (Kva)
Cable Length (Mtr)
Amp of C.B Class O.K
MCCB 10
Mccb/Mcb/Elcb
0 0 0 3669 0 1552
R Y B 3 Con Non
0 0 0 1552.4763 0 15520 0 0 0 0 00 0 0 2117.0131 0 00 0 0 0 0 00 0 0 0 0 00 0 0 0 0 00 0 0 0 0 00 0 0 0 0 00 0 0 0 0 00 0 0 0 0 00 0 0 0 0 00 0 0 0 0 00 0 0 0 0 00 0 0 0 0 00 0 0 0 0 00 0 0 0 0 00 0 0 0 0 00 0 0 0 0 00 0 0 0 0 00 0 0 0 0 00 0 0 0 0 00 0 0 0 0 00 0 0 0 0 00 0 0 0 0 00 0 0 0 0 00 0 0 0 0 00 0 0 0 0 00 0 0 0 0 00 0 0 0 0 0
Dol MotorLtg
Auto Tra. OtherSoft
Freq.Conv
Y-D
Cont R 1 MCB 6Non-Cont Y 3 MCCB 10
B ELCB 16RCB 20CB 25
32
40
506380100125
Residence Electrical Bill CalculationEnter Either Kw or Hp
Total Electrical Load 0.00 Hp Calculated Consumption Unit(Kwh)Main ElCB Size (Amp) 0
Home Electrical Wiring Detail Home Electrical Bill Detail
Circuit MCB Size MonthElect.Meter Reading
Initial FinalMCB-1 0.00 0 0 JanMCB-2 0.00 0 0 FebMCB-3 0.00 0 0 MarMCB-4 0.00 0 0 AprMCB-5 0.00 0 0 MayMCB-6 0.00 0 0 JunMCB-7 0.00 0 0 JulMCB-8 0.00 0 0 AugMCB-9 0.00 0 0 SepMCB-10 0.00 0 0 OctMCB-11 0.00 0 0 NovMCB-12 0.00 0 0 Dec
Total 0.00 0.00 Total 0.00 0.00
Sr.No Room Appliance No
000000000000
0000000000000000
Load (Kw)
No of Equipment
.
Circuit/ MCB No
Type of Load (Continious/
NonContinious)
Actual Rating Kw (If
You Know)
Average Rating KW
00000000000000000000000000000000000000000000000000000
000000000
TOTAL 0
Residence Electrical Bill Calculation Designed By: Jignesh.Parmar Email: [email protected] Unit Slab and Other Charges
0.00 Unit Rs.First Unit Slab 100 2.70 Fixed Charge 10 Rs
Home Electrical Bill Detail Next Unit Slab 100 3.00 Fuel Charge 0.75 Rs/Unit
Next Unit Slab 200 3.60 Elect.Charge 10 %
Next Unit Slab 200 4.10 Meter Charge 20 Rs
0.00 Last Unit Slab 600 4.700.000.000.00 Calculation of Your of Electrial Bill0.00 Unit Consumed(Kwh) 4000.00 Charges Amount (Rs)0.00 Energy Charge 1290.000.00 Fixed Charge 10.000.00 Fuel Charge 3000.00 Elect. Charge 1600.00 Meter Charge 20.000.00 Other Charge 0.000.00 0.00 0.00 Total Bill Amount 1780.00
400 100 100 200 0 0 ###
Load in Amp
0.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.00
0.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.00
Consumed Unit
Calculated Unit
Billing Amount
Demand Factor
Total Load in Kw
Average Using Hour/Day
Average Using Day/Month
No of Unit consumed/D
ay
No of Unit consumed/
Month
Home
0.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.00
0.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0 0 0.00 0.00 0.00 0.000.00 0.00 0.00 0.00 0.00 0.00