C25F4TM250
Main | |
Range | ComPacT new generation |
Product name | ComPacT NSX new generation |
Device short name | NSX250F |
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 |
[Icu] rated ultimate short-circuit breaking capacity | 85 kA Icu at 220/240 V AC 50/60 Hz conforming to IEC 60947-2 |
Performance level | F 36 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 | 85 kA at 220/240 V AC 50/60 Hz conforming to IEC 60947-2 |
Mechanical durability | 20000 cycles |
Electrical durability | 20000 cycles at 440 V In/2 |
Power dissipation per pole | 18.75 W |
mounting support | Backplate |
Mounting position | Horizontal and vertical |
Upside connection | Front |
downside connection | Front |
Connection pitch | 35 mm |
Protection type | L : for overload protection (thermal) |
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 |
Neutral protection settings | 1 x Ir (4D) |
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 slot(s) |
Width (W) | 140 mm |
Height (H) | 161 mm |
Depth (D) | 86 mm |
Net weight | 2.8 kg |
Environment | |
Standards | EN/IEC 60947 |
product certifications | CCC |
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 |
