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Molded-Case Circuit Breaker (Compact NS Range)
33478 Circuit breaker ComPact NS1250N, 50 kA at 415 VAC, Micrologic 2.0 trip unit, 1250 A, fixed,3 poles 3d
Original price was: ₦2,502,593.75.₦2,002,075.00Current price is: ₦2,002,075.00. 7.5% VAT
Circuit breaker ComPact NS1250N, 50 kA at 415 VAC, Micrologic 2.0 trip unit, 1250 A, fixed,3 poles 3d
| range |
ComPact
|
|
|---|---|---|
| product name |
ComPact NS
|
|
| range of product |
ComPact NS630b…1600
|
|
| device short name |
Compact NS1250N
|
|
| product or component type |
Circuit breaker
|
|
| device application |
Distribution
|
|
| Number of poles |
3P
|
|
| protected poles description |
3d
|
|
| (In) rated current up to 65 °C |
1250 A at 50 °C
|
|
| [Ue] rated operational voltage |
690 V AC 50/60 Hz
|
|
| network type |
AC
|
|
| network frequency |
50/60 Hz
|
|
| suitability for isolation |
Yes conforming to EN/IEC 60947-2
|
|
| utilisation category |
Category B
|
|
| [Icu] rated ultimate short-circuit breaking capacity |
30 kA Icu at 660/690 V AC 50/60 Hz conforming to IEC 60947-2
50 kA Icu at 380/415 V AC 50/60 Hz conforming to IEC 60947-2 50 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-2 85 kA Icu at 220/240 V AC 50/60 Hz conforming to IEC 60947-2 40 kA Icu at 500/525 V AC 50/60 Hz conforming to IEC 60947-2 |
|
| Performance level |
N 50 kA 415 V AC
|
|
| trip unit name |
Micrologic 2.0
|
|
| trip unit technology |
Electronic
|
|
| trip unit protection functions |
LI
|
|
| control type |
Rotary handle
Toggle |
|
| Circuit breaker mounting mode |
Fixed
|
| [Ui] rated insulation voltage |
800 V AC 50/60 Hz conforming to IEC 60947-2
|
|
|---|---|---|
| [Uimp] rated impulse withstand voltage |
8 kV conforming to IEC 60947-2
|
|
| [Ics] rated service short-circuit breaking capacity |
30 kA at 660/690 V AC 50/60 Hz conforming to IEC 60947-2
40 kA at 500/525 V AC 50/60 Hz conforming to IEC 60947-2 50 kA at 220/240 V AC 50/60 Hz conforming to IEC 60947-2 50 kA at 380/415 V AC 50/60 Hz conforming to IEC 60947-2 50 kA at 440 V AC 50/60 Hz conforming to IEC 60947-2 |
|
| [Icw] rated short-time withstand current |
19.2 kA 1 s conforming to IEC 60947-2
|
|
| mechanical durability |
10000 cycles
|
|
| electrical durability |
2000 cycles at 690 V In
3000 cycles at 690 V In/2 4000 cycles at 440 V In 5000 cycles at 440 V In/2 |
|
| power losses |
44 W
|
|
| mounting support |
Backplate
|
|
| upside connection |
Front
|
|
| downside connection |
Front
|
|
| connection pitch |
70 mm
|
|
| protection type |
L : for overload protection (long time)
I : for instantaneous short-circuit protection |
|
| trip unit rating |
1250 A at 50 °C
|
|
| Long-time pick-up adjustment type Ir (thermal protection) |
Adjustable 9 settings
|
|
| [Ir] long-time protection pick-up adjustment range |
0.4…1 x In
|
|
| Long-time protection delay adjustment type tr |
Adjustable 9 settings
|
|
| [tr] long-time protection delay adjustment range |
12.5…600 s at 1.5 x Ir
0.5…24 s at 6 x Ir 0.7…16.6 s at 7.2 x Ir |
|
| thermal memory |
20 mn
|
|
| Instantaneous protection pick-up adjustment type Ii |
Adjustable
|
|
| [Ii] instantaneous protection pick-up adjustment range |
1.5…10 x Ir
|
|
| earth-leakage protection |
Without
|
|
| auxiliary contact composition |
1 NO/NC
|
|
| local signalling |
4 LEDs (red) for fault indication
1 LED (yellow) for overload |
|
| Width (W) |
210 mm
|
|
| Height (H) |
327 mm
|
|
| Depth (D) |
147 mm
|
|
| net weight |
14 kg
|
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