Additional Information
curve
C
Main
Device short name
NG125N
Range
Acti9
Number of protected poles
2
Product Name
Acti9 NG125
Trip unit technology
Thermal-magnetic
[ui] rated insulation voltage
690 V AC 50/60 Hz conforming to EN/IEC 60947-2
Complementary
9 mm pitches
6
[in] rated current
10 A at 40 °C
[ue] rated operational voltage
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
<= 250 V DC
[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
25 kA 100 % conforming to EN/IEC 60947-2 - 250 V DC
Control type
Toggle
Manual tripping test
Handle front plate colour
103 mm
Product or component type
Miniature circuit-breaker
tightening torque
3.5 N.m
[uimp] rated impulse withstand voltage
8 kV conforming to EN/IEC 60947-2
Comb busbar and distribution block compatibility
YES
Connections - terminals
Tunnel type terminals1.5…50 mm² rigid
Tunnel type terminals1…35 mm² flexible
Locking options description
Integrated padlocking
Contact position indication
Yes
Device application
Distribution
width (w)
54 mm
network frequency
50/60 Hz
Ik degree of protection
IK05 conforming to EN/IEC 62262
Local signalling
Trip indicator
ON/OFF indication
Mounting mode
Clip-on
Net weight
0.48 kg
wire stripping length
20 mm
Earth-leakage protection
Separate block
Mounting support
35 mm symmetrical DIN rail
depth
81 mm
mechanical durability
20000 cycles
electrical durability
10000 cycles
magnetic trip limit
8 x In
Network type
DC
AC
Pollution degree
3 conforming to IEC 60947-2
Provision for padlocking
Padlockable
Suitability for isolation
Yes conforming to IEC 60947-2
Poles description
2P
Utilisation category
Category A conforming to IEC 60947-2
Environment
Ambient air temp for storage/transportation
-40…70 °C
ip degree of protection
IP20 conforming to IEC 60529
Range of product
NG125
ambient air temperature for operation
-30…70 °C
overvoltage category
IV
standards
EN/IEC 60947-2
Tropicalisation
2 conforming to IEC 60068-1
relative humidity
95 % at 55 °C