Schneider Electric | C40N34V400 | Moulded Case Circuit Breaker

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Power Distribution

C40N34V400 - MCCB - NSX - Vigi - 400 A

  • $2,877.00

Circuit breaker ComPacT NSX400N, 50kA at 415VAC, MicroLogic4.3 Vigi trip unit 400A, 3 poles 3d

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range ComPacT new generation
product name ComPacT NSX new generation
range of product ComPacT NSX400...630 new generation
device short name NSX400N
product or component type Earth leakage circuit breaker
device application Distribution
poles description 3P
protected poles description 3t
[In] rated current 400 A at 40 °C
[Ue] rated operational voltage 440 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      85 kA Icu at 220/240 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
42 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-2
Performance level N 50 kA 415 V AC
trip unit name Micrologic 4.3
trip unit technology Electronic
trip unit protection functions LSoIR
control type Toggle
Circuit breaker mounting mode Fixed
[Ui] rated insulation voltage 500 V AC 50/60 Hz
[Uimp] rated impulse withstand voltage 8 kV
[Ics] rated service short-circuit breaking capacity 85 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
42 kA at 440 V AC 50/60 Hz conforming to IEC 60947-2
mechanical durability 15000 cycles
electrical durability 6000 cycles at 440 V In
12000 cycles at 440 V In/2
mounting support Backplate
upside connection Front
downside connection Front
connection pitch 45 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
R : for earth-leakage protection
trip unit rating 400 A at 40 °C
Long-time pick-up adjustment type Ir (thermal protection)      Adjustable 9 settings
[Ir] long-time protection pick-up adjustment range 160...400 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
[Isd] Short-time protection pick-up adjustment range 1.5...10 x Ir
Short-time protection delay adjustment type tsd Fixed
[tsd] Short-time protection delay adjustment range 0.02 s
Instantaneous protection pick-up adjustment type Ii Fixed
[Ii] instantaneous protection pick-up adjustment range 4800 A
earth-leakage protection Integrated
earth-leakage protection class Class A
Earth-leakage protection sensitivity adjustment type IΔn Adjustable
[IΔn] earth-leakage protection sensitivity adjustment range 300 mA
500 mA
1 A
3 A
5 A
10 A
Earth-leakage protection specific mode OFF using the IΔn rotary switch
Earth-leakage protection time delay adjustment type Δt Adjustable
[Δt] Earth-leakage protection time delay adjustment range 0 ms
60 ms
150 ms
500 ms
1 s
Number of slots for electrical auxiliaries 6 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 2.05 kg