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Circuit breaker basic frame, ComPact NSX250B, 25kA at 415VAC 50/60 Hz, 250A, without trip unit, 3 poles - LV431390
LV431390
Obsolete product, here is the proposed substitution for the reference LV431390 : C25B3
Technical informations
| Range: | ComPact |
|---|---|
| Range of product: | ComPact NSX100...250 |
| Product name: | ComPact NSX |
| Device short name: | NSX250B |
| Product or component type: | Basic frame |
| Device application: | Distribution |
| Circuit breaker name: | Compact NSX250B |
| Poles description: | 3P |
| [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 |
| Control type: | Toggle |
| Mounting mode: | Fixed |
| [Ui] rated insulation voltage: | 800 V AC 50/60 Hz conforming to IEC 60947-2 |
|---|---|
| [Uimp] rated impulse withstand voltage: | 8 kV conforming to IEC 60947-2 |
| [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 conforming to IEC 60947-2 |
| Electrical durability: | 10000 cycles 440 V AC 50/60 Hz In conforming to IEC 60947-210000 cycles 690 V AC 50/60 Hz In/2 conforming to IEC 60947-220000 cycles 440 V AC 50/60 Hz In/2 conforming to IEC 60947-25000 cycles 690 V AC 50/60 Hz In conforming to IEC 60947-2 |
| Mounting support: | Backplate |
| Upside connection: | Front |
| Downside connection: | Front |
| Connection pitch: | 35 mm |
| Protection type: | Without protection |
| Width: | 105 mm |
| Height: | 161 mm |
| Depth: | 86 mm |
| Compatibility code: | NSX250 |
In short
Reference LV431390
Product Name Circuit breaker basic frame, ComPact NSX250B, 25kA at 415VAC 50/60 Hz, 250A, without trip unit, 3 poles - LV431390
Range Compact
Device function Distribution
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