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Schneider Circuit breaker, ComPacT NSX250B, 25kA/415VAC, 4 poles 3D (neutral not protected), TMD trip unit 250A C25B6TM250
Model :C25B6TM250
SKU :
This item cannot be returned or exchanged 
Cash on Delivery available 
- Condition: New
Description for Schneider Circuit breaker, ComPacT NSX250B, 25kA/415VAC, 4 poles 3D (neutral not protected), TMD trip unit 250A C25B6TM250
The Schneider ComPacT NSX250B Circuit Breaker provides robust protection for electrical systems with a breaking capacity of 25kA at 415VAC and a 250A current rating. This 4-pole circuit breaker features a TMD (Thermal-Magnetic Definite) trip unit, designed to offer reliable protection against overloads and short circuits. Notably, the neutral is not protected in this model. Ideal for use in industrial and commercial applications, the NSX250B ensures dependable performance and safety in power distribution systems. Its durable construction and advanced trip unit technology make it a trusted choice for critical electrical infrastructure.
Features
Schneider ComPacT NSX250B Circuit Breaker, 25kA, 415VAC, 4P, TMD Trip Unit, 250A
| Main | |
| Range | ComPacT new generation |
| Product name | ComPacT NSX new generation |
| Device short name | NSX250B |
| Product or component type | Circuit breaker |
| Device application | Distribution |
| Poles description | 4P |
| Protected poles description | 3D |
| 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 |
| [Icu] rated ultimate short-circuit breaking capacity |
40 kA Icu at 220/240 V AC 50/60 Hz conforming to IEC 60947-2 25 kA Icu at 380/415 V AC 50/60 Hz conforming to IEC 60947-2 20 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-2 15 kA Icu at 500 V AC 50/60 Hz conforming to IEC 60947-2 |
| Performance level | B 25 kA 415 V AC |
| Trip unit name | TM-D |
| Trip unit technology | Thermal-magnetic |
| Trip unit protection functions | LI |
| Control type | Toggle |
| Circuit breaker mounting mode | Fixed |
| Complementary | |
| [Ui] rated insulation voltage | 800 V AC 50/60 Hz |
| [Uimp] rated impulse withstand voltage | 8 kV |
| [Ics] rated service short-circuit breaking capacity |
40 kA at 220/240 V AC 50/60 Hz conforming to IEC 60947-2 25 kA at 380/415 V AC 50/60 Hz conforming to IEC 60947-2 20 kA at 440 V AC 50/60 Hz conforming to IEC 60947-2 15 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/2 10000 cycles at 440 V In 10000 cycles at 690 V In/2 5000 cycles at 690 V In |
| Power dissipation per pole | 18.75 W |
| Mounting support | Backplate |
| Mounting position |
Horizontal and vertical Flat on the back |
| Upside connection | Front |
| Downside connection | Front |
| Connection pitch | 35 mm |
| Protection type |
L : for overload protection (thermal) I : for short-circuit protection (magnetic) |
| Trip unit rating | 250 A at 40 °C |
| Long-time pick-up adjustment type Ir (thermal protection) | Adjustable |
| [Ir] long-time protection pick-up adjustment range | 0.7...1 x In |
| Long-time protection delay adjustment type tr | Fixed |
| [tr] long-time protection delay adjustment range |
120…400 s at 1.5 x In 15 s at 6 x Ir |
| Neutral protection settings | No protection (3D) |
| Instantaneous protection pick-up adjustment type Ii | Adjustable |
| [Ii] instantaneous protection pick-up adjustment range | 5...10 x In |
| Earth-leakage protection | Without |
| Number of slots for electrical auxiliaries | 5 slots |
| Width (W) | 140 mm |
| Height (H) | 161 mm |
| Depth (D) | 86 mm |
| Net weight | 2.8 kg |
| Environment | |
| Standards | EN/IEC 60947-2 |
| Overvoltage category | Class II |
| Electrical shock protection class | Class II |
| Pollution degree | 3 conforming to IEC 60664-1 |
| IP degree of protection | IP40 conforming to IEC 60529 |
| IK degree of protection | IK07 conforming to IEC 62262 |
| Ambient air temperature for operation | -25…70 °C |
| Ambient air temperature for storage | -50…85 °C |
| Relative humidity | 0…95 % |
| Operating altitude |
0...2000 m without derating 2000 m...5000 m with derating |
| Packing Units | |
| Unit Type of Package 1 | PCE |
| Number of Units in Package 1 | 1 |
| Package 1 Height | 13.5 cm |
| Package 1 Width | 14.5 cm |
| Package 1 Length | 19 cm |
| Package 1 Weight | 2.6375 kg |
| Unit Type of Package 2 | CAR |
| Number of Units in Package 2 | 6 |
| Package 2 Height | 23 cm |
| Package 2 Width | 39 cm |
| Package 2 Length | 49 cm |
| Package 2 Weight | 16.7105 kg |
| Unit Type of Package 3 | PAL |
| Number of Units in Package 3 | 48 |
| Package 3 Height | 107 cm |
| Package 3 Width | 40 cm |
| Package 3 Length | 60 cm |
| Package 3 Weight | 138.684 kg |
