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LV431853 View larger

LV431853

Square D (Schneider Electric)

238_290841557

Square D (Schneider Electric)

3606480015007

New Factory Sealed - Original product -12 Months Warranty

Circuit breaker Compact NSX250N - TMD - 125 A - 4 poles 4d

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25 Items

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$1,011.88

Usually dispatched 1-2 days

Data sheet

Breaking Capacity Code Icu @ 415VN / 50kA
Poles Description4P
Trip Unit Rating125 A
Trip Unit NameTM-D
[In] Rated Current250 A
Trip Unit TechnologyThermal-Magnetic
Protected Poles4t

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Characteristics
Main
Commercial StatusCommercialised 
Product or component typeCircuit breaker 
Device short nameCompact NSX250N 
Circuit breaker applicationDistribution 
Poles description4P 
Protected poles description4t 
Neutral positionLeft 
Network typeAC 
Network frequency50/60 Hz 
[In] rated current250 A ( 40 °C ) 
[Ui] rated insulation voltage800 V AC 50/60 Hz 
[Uimp] rated impulse withstand voltage8 kV 
[Ue] rated operational voltage690 V AC 50/60 Hz 
Breaking capacity codeN 
Breaking capacity15 kA at 600 V AC 50/60 Hz conforming to UL 508 
Icu 90 kA at 220/240 V AC 50/60 Hz conforming to IEC 60947-2 
Icu 50 kA at 440 V AC 50/60 Hz conforming to IEC 60947-2 
Icu 50 kA at 380/415 V AC 50/60 Hz conforming to IEC 60947-2 
Icu 36 kA at 500 V AC 50/60 Hz conforming to IEC 60947-2 
90 kA at 240 V AC 50/60 Hz conforming to NEMA AB1 
50 kA at 480 V AC 50/60 Hz conforming to UL 508 
50 kA at 480 V AC 50/60 Hz conforming to NEMA AB1 
20 kA at 600 V AC 50/60 Hz conforming to NEMA AB1 
Icu 35 kA at 525 V AC 50/60 Hz conforming to IEC 60947-2 
Icu 10 kA at 660/690 V AC 50/60 Hz conforming to IEC 60947-2 
85 kA at 240 V AC 50/60 Hz conforming to UL 508 
[Ics] rated service breaking capacityIcs 90 kA 220/240 V AC 50/60 Hz conforming to IEC 60947-2 
Ics 50 kA 440 V AC 50/60 Hz conforming to IEC 60947-2 
Ics 50 kA 380/415 V AC 50/60 Hz conforming to IEC 60947-2 
Ics 36 kA 500 V AC 50/60 Hz conforming to IEC 60947-2 
Ics 35 kA 525 V AC 50/60 Hz conforming to IEC 60947-2 
Ics 10 kA 660/690 V AC 50/60 Hz conforming to IEC 60947-2 
Suitability for isolationYes conforming to IEC 60947-2 
Yes conforming to EN 60947-2 
Utilisation categoryCategory A 
Trip unit nameTM-D 
Trip unit technologyThermal-magnetic 
Trip unit protection functionsLI 
Trip unit rating125 A ( 40 °C ) 
Protection typeOverload protection (thermal) 
Short-circuit protection (magnetic) 
Pollution degree3 conforming to IEC 60664-1 
Complementary
Control typeToggle 
Mounting modeFixed 
Mounting supportBackplate 
Upside connectionFront 
Downside connectionFront 
Mechanical durability20000 cycles 
Electrical durability5000 cycles 690 V In conforming to IEC 60947-2 
20000 cycles 440 V In/2 conforming to IEC 60947-2 
10000 cycles 690 V In/2 conforming to IEC 60947-2 
10000 cycles 440 V In conforming to IEC 60947-2 
Connection pitch35 mm 
Local signallingPositive contact indication 
Neutral protection setting1 x Ir 4t 
Long time pick-up adjstment type IrAdjustable 
Long time pick-up adjustment range0.7...1 x In 
Long time delay adjustment typeFixed 
[tr] long-time delay adjustment15 s 6 x Ir 
120...400 s 1.5 x In 
Short-time pick-up adjustment type IsdAdjustable 
[Isd] short-time pick-up adjustment range5...10 x In 
Short-time delay adjustment typeFixed 
Height161 mm 
Width140 mm 
Depth86 mm 
Product weight2.8 kg 
Environment
Electrical shock protection classClass II 
StandardsEN 60947-2 
IEC 60947-2 
NEMA AB1 
UL 508 
Product certificationsCSA 
UL 
IP degree of protectionIP40 conforming to IEC 60529 
IK degree of protectionIK07 conforming to IEC 62262 
Ambient air temperature for operation-35...70 °C 
Ambient air temperature for storage-55...85 °C 
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