About The Product

ComPacT NSX250B is a complete 3P 3d fixed circuit breaker designed to optimize space and breaking capacity. It is an optimal choice for all standard and specific applications. This product embeds a 160 A rating thermal-magnetic trip unit (TMD) under 50℃ ambient air temperature for operation. TMD trip unit provides an adjustable thermal overload protection and a fixed magnetic protection.

Technical Data

Brand : schnider
Number of protected poles : 3
[In] rated current : 160 A at 40 °C
[Ui] rated insulation voltage : 800 V AC 50/60 Hz
[Ue] rated operational voltage : 690 V AC 50/60 Hz
Network frequency : 50/60 Hz
[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
[Uimp] rated impulse withstand voltage : 8 kV
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 : 11.78 W
Connection pitch : 35 mm
Number of slots for electrical auxiliaries : 5 slot(s)
Width (W) : 105 mm
Height (H) : 161 mm
Depth (D) : 86 mm
Net weight : 2.4 kg
Ambient air temperature for operation : -25…70 °C
Ambient air temperature for storage : -50…85 °C
Relative humidity : 0…95 %

SKU: C25B3TM160C