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Circuit breaker, ComPacT NSX400S DC, 100kA/750VDC, 3 poles, TM-DC trip unit 250A

SGD $2,021.70
Schneider Electric green signature style for the entire ComPacT range
Estimated 40% reduction of wiring time for panel builders
Experience easier installation thanks to a new ergonomic front-plate design
Gain the confidence that all auxiliaries are on the right spot, and check that you have the right coil rating
Ergonomic new toggle for easier breaker manual operation
Environmental performance of the product

UOM: Piece

In stock
In Stock 0
Backorder Leadtime: 7 To 9 Weeks

Certificate of Conformance (COC) can be provided upon purchase subjected to manufacturer approval.

*All information are subjected to changes without prior notice.
ComPacT NSX 250S DC is a complete 3 poles fixed circuit breaker designed to optimize space and breaking capacity. It's an optimal choice for applications using DC voltages. The breaking capacity (Icu) is 100kA rms at 750VDC. The operational voltage is 750VDC. This product embeds a 250A rating thermal-magnetic trip unit (TM-DC). TM-DC trip unit provides an adjustable thermal overload protection and an adjustable magnetic protection. The dimension is 255mm x 140mm x 110mm (H x W x D). It is compliant with international standard EN/IEC 60947.
0.7...1 x InInstantaneous protection pick-up adjustment type Ii
100 kA at 24...125 V DC conforming to IEC 60947-2100 kA at 250 V DC conforming to IEC 60947-2
100 kA at 500 V DC conforming to IEC 60947-2100 kA at 750 V DC conforming to IEC 60947-2
1000 cycles at 750 V InMounting support
105 mmHeight (H)
161 mmDepth (D)
2.5...5 x InEarth-leakage protection
250 A at 40 °CLong-time pick-up adjustment type Ir (thermal protection)
6 slot(s)Width (W)
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
86 mmNet weight
Adjustable[Ir] long-time protection pick-up adjustment range
Adjustable[Ii] instantaneous protection pick-up adjustment range
BackplateMounting position
Connection pitch45 mm
Downside connectionFront
Electrical durability2000 cycles at 750 V In/2
Fixed[Ui] rated insulation voltage
Horizontal and verticalFlat on the back
I : for short-circuit protection (magnetic)Trip unit rating
Mechanical durability5000 cycles
Protection typeL : for overload protection (thermal)
upside connectionFront
WithoutNumber of slots for electrical auxiliaries
-25…70 °CAmbient air temperature for storage
-50…85 °CRelative humidity
0…95 %Operating altitude
1.9 kgStandards
3 conforming to IEC 60664-1IP degree of protection
Class IIElectrical shock protection class
Class IIPollution degree
EN/IEC 60947Product certifications
IK07 conforming to IEC 62262Ambient air temperature for operation
IP40 conforming to IEC 60529IK degree of protection
MarineOvervoltage category
100 kA Icu at 250 V DC 1 pole conforming to IEC 60947-2100 kA Icu at 500 V DC 2 poles in series conforming to IEC 60947-2
100 kA Icu at 750 V DC 3 poles in series conforming to IEC 60947-2Performance level
Device applicationDistribution
Device short nameNSX400S DC
LIControl type
Network typeDC
Poles description3P
Product nameComPacT NSX DC new generation
Product or component typeCircuit breaker
Protected poles description3D
RangeComPacT new generation
S 100 kA 500 V DCTrip unit name
Suitability for isolationYes conforming to EN/IEC 60947-2
Thermal-magneticTrip unit protection functions
TM-DCTrip unit technology
ToggleCircuit breaker mounting mode
Utilisation categoryCategory A
[Icu] rated ultimate short-circuit breaking capacity100 kA Icu at 24...125 V DC 1 pole conforming to IEC 60947-2
[In] rated current250 A at 40 °C
[Ue] rated operational voltage750 V DC
0...2000 m without derating2000 m...5000 m with derating
Number of Units in Package 11
Package 1 Height15.0 cm
Package 1 Length29.0 cm
Package 1 Width16.5 cm
Unit Type of Package 1PCE
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