NG125 - circuit breaker - NG125N - 3P - 10A - C curve.jpg@3647

NG125 - circuit breaker - NG125N - 3P - 10A - C curve

This Acti9 NG125N product is a low voltage circuit breaker.

Range of product NG125
Range Acti9
Product name Acti9 NG125
Product or component type Miniature circuit-breaker
Device short name NG125N
Device application Distribution
Poles description 3P
Number of protected poles 3
[In] rated current 10 A at 40 °C
Network type DC AC
Trip unit technology Thermal-magnetic
Curve code C
Breaking capacity 20 kA Icu at <= 375 V DC conforming to EN/IEC 60947-2 10 kA Icu at 500 V AC 50/60 Hz conforming to EN/IEC 60947-2 20 kA Icu at 440 V AC 50/60 Hz conforming to EN/IEC 60947-2 25 kA Icu at 380...415 V AC 50/60 Hz conforming to EN/IEC 60947-2 50 kA Icu at 220...240 V AC 50/60 Hz conforming to EN/IEC 60947-2
Utilisation category Category A conforming to IEC 60947-2
Suitability for isolation Yes conforming to IEC 60947-2
Network frequency 50/60 Hz
[Ue] rated operational voltage <= 375 V DC 380...415 V AC 50/60 Hz 500 V AC 50/60 Hz 220...240 V AC 50/60 Hz 440 V AC 50/60 Hz
Magnetic tripping limit 8 x In
[Ics] rated service breaking capacity 37.5 kA 75 % conforming to EN/IEC 60947-2 - 220...240 V AC 50/60 Hz 18.75 kA 75 % conforming to EN/IEC 60947-2 - 380...415 V AC 50/60 Hz 15 kA 75 % conforming to EN/IEC 60947-2 - 440 V AC 50/60 Hz 7.5 kA 75 % conforming to EN/IEC 60947-2 - 500 V AC 50/60 Hz 20 kA 100 % conforming to EN/IEC 60947-2 - <= 375 V DC
[Ui] rated insulation voltage 690 V AC 50/60 Hz conforming to EN/IEC 60947-2
[Uimp] rated impulse withstand voltage 8 kV conforming to EN/IEC 60947-2
Contact position indicator Yes
Control type Manual tripping test Toggle
Local signalling Trip indicator ON/OFF indication
Mounting mode Clip-on
Mounting position Vertical
Mounting support 35 mm symmetrical DIN rail
Comb busbar and distribution block compatibility Yes
9 mm pitches 9
Height 103 mm
Depth 81 mm
Width 81 mm
Product weight 0.72 kg
Mechanical durability 20000 cycles
Electrical durability 10000 cycles
Provision for padlocking Padlockable
Locking options description Integrated padlocking
Connections - terminals Tunnel type terminals1.5…50 mm² rigid Tunnel type terminals1…35 mm² flexible
Wire stripping length 20 mm
Tightening torque 3.5 N.m
Earth-leakage protection Separate block