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MODEL : 744RSL4058

BASE MODEL: 744RSL4058 Winding H-SG 740066

Submittal Data: 415 Volts*, 1600 kW, 2000 kVA, 0.8 P.F., 1500 RPM, 50 Hz, 3 Phase 01/09/2002

Kilowatt ratings at 1500 RPM 50 Hertz 4 BARS Standard 3 phase

kW (kVA) 3 Phase 0.8 Power Factor Dripproof or Open Enclosure

Class B Class F Class H

Voltage*

80 C

Continuous

90 C

Lloyds

95 C

ABS

105 C

British

Standard

105 C

Continuous

130 C

Standby

125 C

British

Standard

125 C

Continuous

150 C

Standby

440 897 (1121) 1050 (1313) 1130 (1413) 1230 (1538) 1230 (1538) 1420 (1775) 1360 (1700) 1380 (1725) 1500 (1875)

415 1310 (1638) 1450 (1813) 1510 (1888) 1630 (2038) 1630 (2038) 1830 (2288) 1745 (2181) 1780 (2225) 1920 (2400)

400 1430 (1788) 1530 (1913) 1580 (1975) 1670 (2088) 1670 (2088) 1820 (2275) 1770 (2213) 1790 (2238) 1950 (2438)

380 1380 (1725) 1480 (1850) 1530 (1913) 1610 (2013) 1610 (2013) 1750 (2188) 1700 (2125) 1720 (2150) 1870 (2338)

346 829 (1036) 886 (1108) 913 (1141) 963 (1204) 963 (1204) 1050 (1313) 990 (1238) 1030 (1288) 1090 (1363)

Rise by resistance method, Mil-Std-705, Method 680.1b. British Standard Rating per BS 5000 Submittal Data: 415 Volts*, 1600 kw, 2000 kVA, 0.8 P.F., 1500 RPM, 50 Hz, 3 Phase STD. CONNECTION

Mil-Std-705B Mil-Std-705B

Method Description Value Method Description Value

301.1b Insulation Resistance >1.5 Meg 505.3b Overspeed 1875 RPM

302.1a High Potential Test 507.1c Phase Sequence CCW-ODE ABCMain Stator 2000 Volts 508.1c Voltage Balance, L-L or L-N 0.20%Main Rotor 1500 Volts 601.4a L-L Harmonic Maximum - Total 5.0%

Exciter Stator 1500 Volts (Distortion Factor)Exciter Rotor 1500 Volts 601.4a L-L Harmonic Maximum - Single 3.0%PMG Stator 1500 Volts 601.1c Deviation Factor 5.0%

401.1a Stator Resistance, Line to Line --- TIF (1960 Weightings) < 50

High Wye Connection 0.0012 Ohms --- THF (IEC, BS & NEMA Weightings) < 2 %Rotor Resistance 1.25 Ohms 652.1a Shaft Current < 0.1 ma

Exciter Stator 22.1 OhmsExciter Rotor 0.066 Ohms --- 0.15 mfdPMG Stator 2.1 Ohms

410.1a No Load Exciter Field Amps 1.1 A DCat 415 Volts Line to Line Additional Prototype Mil-Std Methods

420.1a Short Circuit Ratio 1.068 are Available on Request.

421.1a Xd Synchronous Reactance 1.451 p.u. -- Generator Frame 7440.125 ohms -- Type

422.1a X2 Negative Sequence React. 0.134 pu -- Insulation Class H0.012 ohms -- Coupling - Single Bearing Flexible

423.1a X0 Zero Sequence Reactance 0.088 pu -- Amortisseur Windings Full0.008 ohms -- Excitation

425.1a X'd Transient Reactance 0.082 pu -- Voltage Regulator DVR20000.007 ohms -- Voltage Regulation 0.25%

426.1a X''d Subtransient Reactance 0.062 pu

0.005 ohms-- Xq Quadrature Synch. React. 0.9 pu -- Cooling Air Volume 2400 CFM0.078 ohms

427.1a T'd Transient Short Circuit -- Heat rejection rate 4192 Btu's/min

Time Constant 0.215 sec.428.1a T''d Subtransient Short Circuit -- Full load current 2782 amps

Time Constant 0.011 sec.

430.1a T'do Transient Open Circuit -- Minimum Input hp required 2243.6Time Constant 2.75 sec. 95.6%

432.1a Ta Short Circuit TimeConstant of Armature Winding 0.031 sec. -- Full load torque 7853 Lb-ft

(3) Excitation support system or PMG required to sustain short circuit currents. Data rev. : 11/11/95

* Voltages refer to wye (star) connection, unless otherwise specified. Version : 2001.2

Efficiency at rated load :

Ext. Voltage Regulated, Brushless

MAGNAMAXDVR

MARATHON ELECTRIC

GENERATORS

Main Stator Capacitance to ground

TYPICAL SUBMITTAL DATA

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Section 6000

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TYPICAL DYNAMIC CHARACTERI STI CS

MODEL : 744RSL4058

BASE MODEL: 744RSL4058 Winding H-SG 740066

Submittal Data: 415 Volts*, 1600 kW, 2000 kVA, 0.8 P.F., 1500 RPM, 50 Hz, 3 Phase

Data Rev. 11/11/95 Version: 2001.2

GENERATORS

MARATHON ELECTRIC

Efficiency at rated voltage and frequency vs. load kw

90.0%

91.0%

92.0%

93.0%

94.0%

95.0%

96.0%

97.0%

98.0%

0 500 1000 1500 2000 2500

kW Output

.8 pf 1.0 pf

Voltage dip with motor starting

0%

5%

10%

15%

20%

25%

30%35%

40%

0 2000 4000 6000 8000 10000 12000

Locked rotor kva

Percent dip

Load application

0%

10%

20%

30%

0 500 1000 1500 2000 2500kW

%V

oltageDip

0

1

0 500 1000 1500 2000 2500Recoverytime/

sec.

Load rejection

0%

10%

20%

30%

0 500 1000 1500 2000 2500kW

%

VoltageDip

0

1

0 500 1000 1500 2000 2500Recoverytime/

sec.