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Circuit breaker, ComPacT NSX250B, 25kA/415VAC, 4 poles 4D (neutral fully protected), TMD trip unit 250A - C25B4TM250
C25B4TM250
€712.65 Excl. Tax
€855.18 Inc. Tax
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Technical informations
| Range: | ComPacT new generation |
|---|---|
| Product name: | ComPacT NSX new generation |
| Range of product: | ComPacT NSX100...250 new generation |
| Device short name: | NSX250B |
| Product or component type: | Circuit breaker |
| Device application: | Distribution |
| Poles description: | 4P |
| Protected poles description: | 4D |
| Neutral position: | Left |
| [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: | 40 kA Icu at 220/240 V AC 50/60 Hz conforming to IEC 60947-225 kA Icu at 380/415 V AC 50/60 Hz conforming to IEC 60947-220 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-215 kA Icu at 500 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: | 40 kA at 220/240 V AC 50/60 Hz conforming to IEC 60947-225 kA at 380/415 V AC 50/60 Hz conforming to IEC 60947-220 kA at 440 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: | 20000 cycles at 440 V In/210000 cycles at 440 V In10000 cycles at 690 V In/25000 cycles at 690 V In |
| Power dissipation per pole: | 18.75 W |
| Mounting support: | Backplate |
| Mounting position: | Horizontal and verticalFlat on the back |
| 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 |
| Neutral protection setting: | 1 x Ir (4D) |
| Instantaneous pick-up adjustment type Ii: | Adjustable |
| Instantaneous pick-up adjustment range: | 5...10 x In |
| Earth-leakage protection: | Without |
| Number of slots: | 5 slot(s) |
| Width: | 140 mm |
| Height: | 161 mm |
| Depth: | 86 mm |
| Net weight: | 2.8 kg |
| Compatibility code: | NSX250 |
In short
Reference C25B4TM250
Product Name Circuit breaker, ComPacT NSX250B, 25kA/415VAC, 4 poles 4D (neutral fully protected), TMD trip unit 250A - C25B4TM250
Range ComPacT nouvelle génération
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