توضیحات
circuit breaker Masterpact NW12N1 – 1250 A – 3 poles – fixed – w/o trip unit
۴۸۰۲۸
کلید هوایی ۱۲۵۰ آمپر سه پل سری NW قدرت قطع 42KA
NW12N13P2AD
range of product |
Masterpact NW
|
|
---|---|---|
product or component type |
Basic frame
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device short name |
Masterpact NW12
|
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circuit breaker name |
Masterpact NW12N1
|
|
poles description |
3P
|
|
network type |
AC
|
|
breaking capacity code |
N1
|
|
suitability for isolation |
Yes conforming to IEC 60947-2
|
|
utilisation category |
Category B
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network frequency |
۵۰/۶۰ Hz
|
|
---|---|---|
control type |
Push-button
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|
mounting mode |
Fixed
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|
[In] rated current |
۱۲۵۰ A at 40 °C
|
|
[Ui] rated insulation voltage |
۱۰۰۰ V AC 50/60 Hz conforming to IEC 60947-2
|
|
[Uimp] rated impulse withstand voltage |
۱۲ kV conforming to IEC 60947-2
|
|
[Icm] rated short-circuit making capacity |
۱۸۷ kA 525 V AC at 50/60 Hz
187 kA 690 V AC at 50/60 Hz |
|
[Ue] rated operational voltage |
۶۹۰ V AC 50/60 Hz conforming to IEC 60947-2
|
|
circuit breaker CT rating |
۱۲۵۰ A
|
|
breaking capacity |
۴۲ kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-2
42 kA Icu at 525 V AC 50/60 Hz conforming to IEC 60947-2 42 kA Icu at 690 V AC 50/60 Hz conforming to IEC 60947-2 42 kA Icu at 220…240 V AC 50/60 Hz conforming to IEC 60947-2 42 kA Icu at 380…415 V AC 50/60 Hz conforming to IEC 60947-2 |
|
[Ics] rated service breaking capacity |
۴۲ kA at 525 V AC 50/60 Hz conforming to IEC 60947-2
42 kA at 690 V AC 50/60 Hz conforming to IEC 60947-2 |
|
protection type |
Without protection
|
|
mechanical durability |
۱۲۵۰۰ cycles without maintenance conforming to IEC 60947-2
25000 cycles with maintenance conforming to IEC 60947-2 |
|
electrical durability |
۱۰۰۰۰ cycles 440 V AC 50/60 Hz without maintenance conforming to IEC 60947-2
10000 cycles 690 V AC 50/60 Hz without maintenance conforming to IEC 60947-2 |
|
connection pitch |
۱۱۵ mm
|
|
[Icw] rated short-time withstand current |
۲۲ kA 3 s conforming to IEC 60947-2
42 kA 1 s conforming to IEC 60947-2 |
|
maximum breaking time |
۲۵ ms
|
|
maximum closing response time |
۷۰ ms
|
|
height |
۳۵۲ mm
|
|
width |
۴۲۲ mm
|
|
depth |
۲۹۷ mm
|
standards |
IEC 60947-2
|
|
---|---|---|
product certifications |
ASTA
ASEFA |
|
pollution degree |
۴ conforming to IEC 60664-1
|
|
ambient air temperature for operation |
-۲۵…۷۰ °C
|
|
ambient air temperature for storage |
-۴۰…۸۵ °C
|