Schneider-Electric
 
LV438275 picture- web-product-data-sheet
LV438275
Circuit breaker, ComPact NSX250S DC, 100kA/750VDC, TM-DC trip unit, 250A rating, 3 poles
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 DC
Range of product ComPact NSX400...630 DC
Device short name NSX250S DC
Product or component type Circuit breaker
Device application Distribution
Number of poles 3P
Protected poles description 3t
[In] rated current 250 A at 40 °C
[Ue] rated operational voltage 750 V DC
Network type DC
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 250 V DC 1P conforming to IEC 60947-2
100 kA Icu at 500 V DC 2P conforming to IEC 60947-2
100 kA Icu at 750 V DC 3P conforming to IEC 60947-2
Performance level S 100 kA 500 V DC
Trip unit name TM-DC
Trip unit technology Thermal-magnetic
Control type Toggle
Circuit breaker mounting mode Fixed
Complementary
[Ui] rated insulation voltage 750 V DC conforming to IEC 60947-2
[Uimp] rated impulse withstand voltage 8 kV conforming to IEC 60947-2
[Ics] rated service short-circuit breaking capacity 100 kA at 750 V DC conforming to IEC 60947-2
Mechanical durability 5000 cycles
Electrical durability 1000 cycles at 750 V In
2000 cycles at 750 V In/2
Mounting support Backplate
Upside connection Front
Downside connection Front
Connection pitch 45 mm
Protection type L : for overload protection (thermal)
I : for short-circuit protection (magnetic)
Trip unit rating 250 A at 40 °C
Long-time pick-up adjustment type Ir (thermal protection) Adjustable
[Ir] long-time protection pick-up adjustment range 0.7...1 x In
Earth-leakage protection Without
Number of slots for electrical auxiliaries 6 slot(s)
Width (W) 140 mm
Height (H) 255 mm
Depth (D) 110 mm
Product weight 6.2 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
Package 1 Height 15.0 cm
Package 1 Width 16.5 cm
Package 1 Length 29.0 cm
Package 1 Weight 5.529 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