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Circuit breaker ComPact NSX250B, 25kA at 415VAC, TMD trip unit 250A, 3 poles 3d - LV431110

LV431110

Obsolete product, here is the proposed substitution for the reference LV431110 : C25B3TM250
Technical informations
Range: ComPact
Product name: ComPact NSX
Range of product: ComPact NSX100...250
Device short name: NSX250B
Product or component type: Circuit breaker
Device application: Distribution
Poles description: 3P
Protected poles description: 3t
[In] rated current: 250 A at 40 °C
[Ue] rated operational voltage: 690 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
Breaking capacity: 15 kA Icu at 500 V AC 50/60 Hz conforming to IEC 60947-220 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-225 kA Icu at 380/415 V AC 50/60 Hz conforming to IEC 60947-240 kA Icu at 220/240 V AC 50/60 Hz conforming to IEC 60947-2
Breaking capacity code: B 25 kA 415 V AC
Trip unit name: TM-D
Trip unit technology: Thermal-magnetic
Trip unit protection functions: LI
Control type: Toggle
Mounting mode: Fixed
[Ui] rated insulation voltage: 800 V AC 50/60 Hz
[Uimp] rated impulse withstand voltage: 8 kV
[Ics] rated service breaking capacity: 20 kA at 440 V AC 50/60 Hz conforming to IEC 60947-225 kA at 380/415 V AC 50/60 Hz conforming to IEC 60947-240 kA at 220/240 V AC 50/60 Hz conforming to IEC 60947-215 kA at 500 V AC 50/60 Hz conforming to IEC 60947-2
Mechanical durability: 20000 cycles
Electrical durability: 5000 cycles at 690 V In10000 cycles at 690 V In/210000 cycles at 440 V In20000 cycles at 440 V In/2
Mounting support: Backplate
Upside connection: Front
Downside connection: Front
Connection pitch: 35 mm
Protection type: L
Trip unit rating: 250 A at 40 °C
Long time pick-up adjustment type Ir: Adjustable
Long time pick-up adjustment range: 0.7...1 x In
Long time delay adjustment type: Fixed
[tr] long-time delay adjustment range: 120...400 s at 1.5 x In15 s at 6 x Ir
Short-time pick-up adjustment type Isd: Adjustable
[Isd] short-time pick-up adjustment range: 5...10 x In
Short-time delay adjustment type: Fixed
Earth-leakage protection: Without
Number of slots: 5 slot(s)
Width: 105 mm
Height: 161 mm
Depth: 86 mm
Net weight: 2.4 kg
Compatibility code: NSX250
In short
Reference LV431110
Product Name Circuit breaker ComPact NSX250B, 25kA at 415VAC, TMD trip unit 250A, 3 poles 3d - LV431110
Range Compact
Device function Distribution
Related Categories