Schneider-Electric
 
LV434639 picture- web-product-data-sheet
LV434639
Circuit breaker, ComPact NSX400H, 70kA/415VAC, MicroLogic 7.3E Vigi trip unit 400A, 3 poles 3d
Important message Important message: 
This product has been switched to new ComPacT range and is no longer commercialized.
Schneider Electric
Characteristics
Main
Range ComPact
Product name ComPact NSX
Range of product ComPact NSX400...630
Device short name NSX400H
Product or component type Earth leakage circuit breaker
Device application Distribution
Number of poles 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 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
Performance level H 70 kA 415 V AC
Trip unit name MicroLogic 7.3 E
Trip unit technology Electronic
Trip unit protection functions LSIR
Control type Toggle
Circuit breaker mounting mode Fixed
Complementary
[Ui] rated insulation voltage 500 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
Mechanical durability 20000 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)
S : for short time short-circuit protection
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 Adjustable
[tr] long-time protection delay adjustment range 15…400 s at 1.5 x Ir
0.5…16 s at 6 x Ir
0.35…11 s at 7.2 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 Adjustable
[tsd] Short-time protection delay adjustment range 0…0.4 s
Instantaneous protection pick-up adjustment type Ii Adjustable
[Ii] instantaneous protection pick-up adjustment range 1.5...12 x In
Earth-leakage protection Integrated
Earth-leakage protection class Class A
Earth-leakage protection sensitity 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 adjustement type Δt Adjustable
[Δt] Earth-leakage protection time delay adjustment range 0 ms
60 ms
150 ms
500 ms
1 s
Zone selective interlocking ZSI Without
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
Display type LCD display
Type of measurement Energy meter
Width (W) 140 mm
Height (H) 255 mm
Depth (D) 110 mm
Product weight 6.05 kg
Environment
Standards EN/IEC 60947
Product certifications CCC
EAC
Marine
Overvoltage category Class II
Electrical shock protection class Class II
Pollution degree 3 conforming to IEC 60664-1
IP degree of protection IP40 conforming to IEC 60529
IK degree of protection IK07 conforming to IEC 62262
Ambient air temperature for operation -25…70 °C
Ambient air temperature for storage -40…85 °C
Relative humidity 0…95 %
Operating altitude 0...2000 m without derating
2000 m...5000 m with derating
Packing Units
Unit Type of Package 1 PCE
Number of Units in Package 1 1
Package 1 Height 16.8 cm
Package 1 Width 25.5 cm
Package 1 Length 14.0 cm
Package 1 Weight 7.5 kg
Offer Sustainability
EU RoHS Directive Compliant
print EU RoHS Declaration
Mercury free Yes
RoHS exemption information
print Yes
China RoHS Regulation
print China RoHS declaration
WEEE The product must be disposed on European Union markets following specific waste collection and never end up in rubbish bins
Contractual warranty
Warranty 18 months