Schneider-Electric
 
LV431976 picture- web-product-data-sheet
LV431976
Circuit breaker, VigiComPact NSX250B, 25kA/415VAC, MicroLogic 2.2 trip unit 160A, add-on Vigi MH module, 3P 3d
Schneider Electric
Characteristics
Main
Range ComPact
Product name ComPact NSX
Range of product ComPact NSX100...250
Device short name VigiCompact NSX250B
Product or component type Circuit breaker with Vigi add-on
Device application Distribution
Number of poles 3P
Protected poles description 3t
[In] rated current 160 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 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
Complementary
[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 With
Earth-leakage add-on module name MH
Earth-leakage protection class Class A
Earth-leakage protection sensitity adjustment type IΔn Adjustable 5 settings
[IΔn] earth-leakage protection sensitivity adjustment range 0.03…10 A
Earth-leakage protection time delay adjustement type Δt Adjustable 4 settings
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
Width (W) 105 mm
Height (H) 236 mm
Depth (D) 86 mm
Product weight 2.4 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 -50…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
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