range |
ComPact
|
|
---|---|---|
product name |
ComPact NSX
|
|
range of product |
ComPact NSX100…250
|
|
device short name |
NSX250B
|
|
product or component type |
Circuit breaker
|
|
device application |
Distribution
|
|
Number of poles |
3P
|
|
protected poles description |
3t
|
|
[In] rated current |
160 A at 40 °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 A
|
|
[Icu] rated ultimate short-circuit breaking capacity |
15 kA Icu at 500 V AC 50/60 Hz conforming to IEC 60947-2
20 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-2 25 kA Icu at 380/415 V AC 50/60 Hz conforming to IEC 60947-2 40 kA Icu at 220/240 V AC 50/60 Hz conforming to IEC 60947-2 |
|
Performance level |
B 25 kA 415 V AC
|
|
trip unit name |
Micrologic 2.2
|
|
trip unit technology |
Electronic
|
|
trip unit protection functions |
LSoI
|
|
control type |
Toggle
|
|
Circuit breaker mounting mode |
Fixed
|
[Ui] rated insulation voltage |
800 V AC 50/60 Hz
|
|
---|---|---|
[Uimp] rated impulse withstand voltage |
8 kV
|
|
[Ics] rated service short-circuit breaking capacity |
20 kA at 440 V AC 50/60 Hz conforming to IEC 60947-2
25 kA at 380/415 V AC 50/60 Hz conforming to IEC 60947-2 40 kA at 220/240 V AC 50/60 Hz conforming to IEC 60947-2 15 kA at 500 V AC 50/60 Hz conforming to IEC 60947-2 |
|
mechanical durability |
20000 cycles
|
|
electrical durability |
5000 cycles at 690 V In
10000 cycles at 690 V In/2 10000 cycles at 440 V In 20000 cycles at 440 V In/2 |
|
mounting support |
Backplate
|
|
upside connection |
Front
|
|
downside connection |
Front
|
|
connection pitch |
35 mm
|
|
protection type |
L : for overload protection (long time)
So : for short time short-circuit protection with fixed delay I : for instantaneous short-circuit protection |
|
trip unit rating |
160 A at 40 °C
|
|
Long-time pick-up adjustment type Ir (thermal protection) |
Adjustable 9 settings
|
|
[Ir] long-time protection pick-up adjustment range |
63…160 A
|
|
Long-time protection delay adjustment type tr |
Fixed
|
|
[tr] long-time protection delay adjustment range |
11 s at 7.2 x Ir
16 s at 6 x Ir 400 s at 1.5 x Ir |
|
thermal memory |
20 minutes before and after tripping
|
|
Short-time protection pick-up adjustment type Isd |
Adjustable 9 settings
|
|
[Isd] Short-time protection pick-up adjustment range |
1.5…10 x Ir
|
|
Short-time protection delay adjustment type tsd |
Fixed
|
|
Instantaneous protection pick-up adjustment type Ii |
Fixed
|
|
[Ii] instantaneous protection pick-up adjustment range |
2400 A
|
|
earth-leakage protection |
Without
|
|
Number of slots for electrical auxiliaries |
5 slot(s)
|
|
local signalling |
Flashing LED (green) for ready to operate
LED 105 % Ir (red) for overload LED 90 % Ir (orange) for overload |
|
Width (W) |
105 mm
|
|
Height (H) |
161 mm
|
|
Depth (D) |
86 mm
|
|
net weight |
2.4 kg
|
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