[catalogue tb2-cat] tembreak 2 moulded case circuit breakers · moulded case circuit breakers...
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Innovators in Protection TechnologyInnovators in Protection Technology
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I N D U S T R I A L S W I T C H G E A R & A U T O M AT I O N S P E C I A L I S T S
Power Distributio
n
[CATALOGUE TB2-CAT]
TEMBREAK 2MOULDED CASE CIRCUITBREAKERS
Beyond the Standard ™
www.nhp.com.au www.nhp-nz.com
Innovators in Protection Technology
MOULDED CASE CIRCUIT BREAKERS
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MAIN CONTACT / TOGGLE STATUS VISIBILITY
TemBreak 2 MCCBs are marked with the IEC symbol indicating Direct Opening Action.
The robust mechanism ensures that the force applied to the toggle is transmitteddirectly to the contacts.
Isolation and Machine SafetyComplies with direct actioncontact status requirements.
ON (I) OFF (O) TRIPPED
Opening forceis transmitteddirectly from
the toggleswitch
Contactsseparated
Maintenancecan be
performed onthe load side
Simply.....
Beyond theStandard ™
•Easy accessory fitting
•Double insulated MCCB
•125 / 250 A adjustment flexibility
•Clear contact status
•Symmetrical design
•Elec / Mech endurance
•Low temperature rise
•Higher harmonic immunity
•High insulation voltage
MOULDED CASE CIRCUIT BREAKERS
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TEMBREAK 2
Positive OFF/ON operation.
The toggle mechanism is directly driven bythe MCCB main contacts. The label logobelow indicates this fact.
Electronic MCCB range• From 50 A to 630 A
• 2 frame sizes: 250 A and 400/630 A
Thermal Magnetic orElectronic Trip units
Common internalaccessories 125 - 630 A
All internal and externalaccessories are fieldinstallable
Thermal Magnetic125 A, 250 A and 400 A MCCBs• MCCBs are fitted with adjustable thermal AND
adjustable magnetic current adjustment dials
Simply flexible
NJ
6
25
36
50
25
6
25
30
50
19
22
50
A
GJ
6
50
65
85
40
6
25
33
85
40
25
85
A
1
NF
-
-
25*
25
-
-
-
13*
13
-
-
25*
A
E125
3, 4
NJ
-
15
25
35
25
-
12
19
27
19
8
35
A
H125
3, 4
NJ
20
85
125
150
40
15
65
85
150
40
45
150
L125
3, 4
NJ
25
125
200
200
40
20
100
150
150
40
65
200
H160
3, 4
NJ
20
85
125
150
40
15
65
85
150
40
45
150
L160
3, 4
NJ
25
125
200
200
40
20
100
150
150
40
65
200
1
NF
-
-
25*
25
-
-
-
19*
19
-
-
25
3, 4
NJ
7.5
25
36
65
40
7.5
25
36
65
40
22
65
155
90, (30)
120
68
165
105
140
103
A A
165
(35)
140
68
A A A
165
105
140
103
A
165
105
140
103
A
S125
3, 4
MOULDED CASE CIRCUIT BREAKERS
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ELECTRICAL CHARACTERISTICS
According to IEC 60947-2, EN 60947-2, JIS C 8201-2, AS/NZS 3947-2, NEMA
Maximum rated current
Model
Number of poles
Type
Rated Breaking
Capacity
Rated Breaking Capacity,
NEMA
Outline Dimensions
Utilisation Category
Available Protection
Units
These characteristics are the same for all products
on this page.
Rated AC and DC insulation voltage Ui V 800
Rated impulse withstand voltage Uimp kV 8
Rated operational voltage Ue V AC 690
Suitable for isolation Yes
Direct opening action Yes
* Breaking capacity shown is at 1/√3 times the standard voltage.
TemBreak 2 switch-disconnectors are available with the sameframe dimensions as the MCCBs.
Quantity
In
Icu
Ics
h
w
w
d
Adjustable thermal, adjustable magnetic
Fixed thermal, fixed magnetic
Microprocessor
Units
A
kA
kA
kA
mm
mm
mm
mm
Condition
45/50 °C
690 V AC
440 V AC
380/415 V AC
220/240 V AC
250 V DC
690 V AC
440 V AC
380/415 V AC
220/240 V AC
250 V DC
480 V AC
240 V AC
3 pole, (1 pole)
4 pole
GJ
7.5
50
65
85
40
7.5
25
36
85
40
25
85
125 160
S160
12 A to 125 A application
12 A to 250 A application
E250
3, 4
NJ
-
15
25
35
25
-
12
19
27
19
10
35
E400
3, 4
NJ
-
22
25
35
25
-
22
25
35
19
15
35
E630
3, 4
NE
10
25
36
50
-
10
25
36
50
-
15
50
CE
20
45
50
85
-
15
45
50
85
-
25
85
GE
20
50
70
100
-
15
45
50
85
-
30
100
S400
3, 4
H400
3, 4
L400
3, 4
S630
3, 4
CJ
15
30
36
50
40
15
30
36
50
40
22
50
S250
3, 4
H250
3, 4
NJ
20
85
125
150
40
15
65
85
150
40
45
150
L250
3, 4
NJ
25
125
200
200
40
20
100
150
150
40
65
200
NJ
7.5
25
36
65
40
7.5
25
36
65
40
22
65
GJ
7.5
50
65
85
40
7.5
25
36
85
40
25
85
PE
20
50
70
125
-
15
50
70
125
-
35
125
165
105
140
68
A A A A
165
105
140
103
A A
260
140
185
103
A A A A A A A A A A
260
140
185
103
A A A
MOULDED CASE CIRCUIT BREAKERS
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250 400 630
NJ
20
45
50
85
40
15
45
50
85
40
25
85
NE
20
30
50
85
-
15
45
50
85
-
25
85
GJ
20
50
70
100
40
15
45
50
85
40
30
100
GE
20
50
70
100
-
15
45
50
85
-
30
100
NJ
35
85
125
150
40
35
65
85
150
40
45
150
NE
35
85
125
150
-
35
65
85
150
-
45
150
NJ
50
125
200
200
40
50
100
150
150
40
65
200
NE
50
125
200
200
-
50
100
150
150
-
65
200
125 A to 630 A application
MOULDED CASE CIRCUIT BREAKERS
Innovators in Protection TechnologyInnovators in Protection Technology
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INTERNAL ACCESSORIES
SMART ACCESSORIES
General purpose types
Heavy duty types
Auxiliary
Auxiliary
Alarm
Shunt UVT
Alarm
SIMPLY SAFE• Common accessory range from 125AF to 630AF• Double insulated MCCB allowing accessory fitting while “live”• TemBreak 2 accessory types reduce part numbers, stock, make supply more customer friendly, reduce lead times• All accessories meet IEC 60 947-5, AS/NZS 3947-5• Endurance tested accessories - not normally done by many manufacturers
One size fits all!
MOULDED CASE CIRCUIT BREAKERS
Innovators in Protection Technology
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EXTERNAL ACCESSORIES
Transfer switchLink interlockAllows for handles andmotors to be mounted
Transfer switchWire interlockHorizontal, vertical or diagonalMCCB mounting allows for handlesand motors to be mounted
Motor fittingSimple, quick installation inseconds requiring no toolson 125 A / 250 A MCCBs.Larger MCCBs only requirea screwdriver
Variable and fixed depthhandlesSimple, quick installation inseconds requiring no tools on 125A / 250 A MCCBs. Larger MCCBsonly require a screwdriver. IP 54or IP 65 handles
Terminal coversSlide-on and click intoplace, no tools required
Plug in MCCBSafety interlock standard tomaximise safety
TemPlugA simple plug in method forMCCBs 125 A to 630 A
Simple to fit
Innovators in Protection Technology
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Catalogue - TB2-CAT 09/06© Copyright NHP 2006