Range
|
ComPacT new generation
|
Product name
|
ComPacT NSX new generation
|
Device short name
|
NSX400H
|
Product or component type
|
Circuit breaker
|
Device application
|
Motor protection
|
Poles description
|
3P
|
Protected poles description
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3D
|
[In] rated current
|
320 A at 65 °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
|
100 kA Icu at 220/240 V AC 50/60 Hz conforming to IEC 60947-2
70 kA Icu at 380/415 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
50 kA Icu at 500 V AC 50/60 Hz conforming to IEC 60947-2
35 kA Icu at 525 V AC 50/60 Hz conforming to IEC 60947-2
20 kA Icu at 660/690 V AC 50/60 Hz conforming to IEC 60947-2
20 kA at 600 V AC 50/60 Hz conforming to UL 508
|
Performance level
|
H 70 kA 415 V AC
|
Trip unit name
|
MicroLogic 1.3 M
|
Trip unit technology
|
Electronic
|
Trip unit protection functions
|
SI
|
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
|
100 kA at 220/240 V AC 50/60 Hz conforming to IEC 60947-2
70 kA at 380/415 V AC 50/60 Hz conforming to IEC 60947-2
65 kA at 440 V AC 50/60 Hz conforming to IEC 60947-2
50 kA at 500 V AC 50/60 Hz conforming to IEC 60947-2
11 kA at 525 V AC 50/60 Hz conforming to IEC 60947-2
10 kA at 660/690 V AC 50/60 Hz conforming to IEC 60947-2
|
Mechanical durability
|
15000 cycles
|
Electrical durability
|
12000 cycles at 440 V In/2
6000 cycles at 440 V In
6000 cycles at 690 V In/2
3000 cycles at 690 V In
|
Power dissipation per pole
|
12.29 W
|
Mounting support
|
Backplate
|
Mounting position
|
Horizontal and vertical
Flat on the back
|
Upside connection
|
Front
|
Downside connection
|
Front
|
Connection pitch
|
45 mm
|
Protection type
|
S : for short time short-circuit protection
I : for instantaneous short-circuit protection
|
Trip unit rating
|
320 A at 65 °C
|
Short-time protection pick-up adjustment type Isd
|
Adjustable 9 settings
|
[Isd] Short-time protection pick-up adjustment range
|
1600 A
1920 A
2440 A
2560 A
2880 A
3200 A
3520 A
3840 A
4160 A
|
Short-time protection delay adjustment type tsd
|
Fixed
|
Instantaneous protection pick-up adjustment type Ii
|
Fixed
|
[Ii] instantaneous protection pick-up adjustment range
|
4800 A
|
Earth-leakage protection
|
Without
|
Zone selective interlocking ZSI
|
Without
|
Number of slots for electrical auxiliaries
|
6 slot(s)
|
Local signalling
|
Flashing LED (green) for ready to operate
|
Width (W)
|
140 mm
|
Height (H)
|
255 mm
|
Depth (D)
|
110 mm
|
Net weight
|
6.05 kg
|