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Air Circuit Breaker
NW25H1RR4MW2E Circuit breaker Masterpact NW25H1 – 2500 A – 4 poles – drawout – w/o trip unit
₦7,244,213.60 7.5% VAT
Circuit breaker Masterpact NW25H1 – 2500 A – 4 poles – drawout – w/o trip unit
| range of product |
Masterpact NW
|
|
|---|---|---|
| product or component type |
Basic frame
|
|
| device short name |
Masterpact NW25
|
|
| circuit breaker name |
Masterpact NW25H1
|
|
| poles description |
4P
|
|
| neutral position |
Right
|
|
| network type |
AC
|
|
| breaking capacity code |
H1
|
|
| suitability for isolation |
Yes conforming to IEC 60947-2
|
|
| utilisation category |
Category B
|
| network frequency |
50/60 Hz
|
|
|---|---|---|
| control type |
Push-button
|
|
| mounting mode |
Drawout
|
|
| [In] rated current |
2500 A at 40 °C
|
|
| [Ui] rated insulation voltage |
1000 V AC 50/60 Hz conforming to IEC 60947-2
|
|
| [Uimp] rated impulse withstand voltage |
12 kV conforming to IEC 60947-2
|
|
| [Icm] rated short-circuit making capacity |
143 kA 525 V AC at 50/60 Hz
143 kA 690 V AC at 50/60 Hz |
|
| [Ue] rated operational voltage |
690 V AC 50/60 Hz conforming to IEC 60947-2
|
|
| circuit breaker CT rating |
2500 A
|
|
| breaking capacity |
65 kA Icu at 525 V AC 50/60 Hz conforming to IEC 60947-2
65 kA Icu at 690 V AC 50/60 Hz conforming to IEC 60947-2 65 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-2 65 kA Icu at 220…240 V AC 50/60 Hz conforming to IEC 60947-2 65 kA Icu at 380…415 V AC 50/60 Hz conforming to IEC 60947-2 |
|
| [Ics] rated service breaking capacity |
65 kA at 525 V AC 50/60 Hz conforming to IEC 60947-2
65 kA at 690 V AC 50/60 Hz conforming to IEC 60947-2 |
|
| protection type |
Without protection
|
|
| mechanical durability |
10000 cycles without maintenance conforming to IEC 60947-2
20000 cycles with maintenance conforming to IEC 60947-2 |
|
| electrical durability |
AC-3: 6000 cycles 440/690 V AC 50/60 Hz without maintenance conforming to IEC 60947-2
2500 cycles 690 V AC 50/60 Hz without maintenance conforming to IEC 60947-2 5000 cycles 440 V AC 50/60 Hz without maintenance conforming to IEC 60947-2 AC-23A: 2500 cycles 690 V AC 50/60 Hz without maintenance conforming to IEC 60947-2 AC-23A: 5000 cycles 440 V AC 50/60 Hz without maintenance conforming to IEC 60947-2 |
|
| connection pitch |
115 mm
|
|
| [Icw] rated short-time withstand current |
65 kA 1 s conforming to IEC 60947-2
65 kA 3 s conforming to IEC 60947-2 |
|
| maximum breaking time |
25 ms
|
|
| maximum closing response time |
70 ms
|
|
| height |
439 mm
|
|
| width |
556 mm
|
|
| depth |
394.5 mm
|
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