Product data sheet
Characteristics
18656
NG125 - circuit breaker - NG125N - 4P - 63A C curve
Circuit breaker application
Distribution
Range of product
NG125
Product or component
type
Circuit breaker
Device short name
NG125N
Poles description
4P
Number of protected
poles
[In] rated current
63 A at 40 C
Network type
AC
DC
Trip unit technology
Thermal-magnetic
Curve code
Breaking capacity
20 kA Icu conforming to EN/IEC 60947-2 - <= 500 V
DC
50 kA Icu conforming to EN/IEC 60947-2 - 220...240
V AC 50/60 Hz
25 kA Icu conforming to EN/IEC 60947-2 - 380...415
V AC 50/60 Hz
20 kA Icu conforming to EN/IEC 60947-2 - 440 V AC
50/60 Hz
10 kA Icu conforming to EN/IEC 60947-2 - 500 V AC
50/60 Hz
Utilisation category
Category A conforming to IEC 60947-2
Suitability for isolation
Yes conforming to IEC 60947-2
Complementary
Network frequency
50/60 Hz
Magnetic tripping limit
8 x In
[Ics] rated service breaking capacity
25 kA 100 % x Icu conforming to EN/IEC 60947-2 - 500 V DC
7.5 kA 75 % x Icu conforming to EN/IEC 60947-2 - 500 V AC 50/60 Hz
15 kA 75 % x Icu conforming to EN/IEC 60947-2 - 440 V AC 50/60 Hz
18.75 kA 75 % x Icu conforming to EN/IEC 60947-2 - 380...415 V AC 50/60 Hz
37.5 kA 75 % x Icu conforming to EN/IEC 60947-2 - 220...240 V AC 50/60 Hz
[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
Toggle
Manual tripping test
Local signalling
ON/OFF indication
Trip indicator
Mounting mode
Clip-on
Mounting support
35 mm symmetrical DIN rail
Comb busbar distribution block compatibility
YES
9 mm pitches
12
Height
103 mm
Width
108 mm
Depth
81 mm
Product weight
0.96 kg
Mechanical durability
20000 cycles
Electrical durability
10000 cycles
Provision for padlocking
Padlockable
Jul 30, 2014
The information provided in this documentation contains general descriptions and/or technical characteristics of the performance of the products contained herein.
This documentation is not intended as a substitute for and is not to be used for determining suitability or reliability of these products for specific user applications.
It is the duty of any such user or integrator to perform the appropriate and complete risk analysis, evaluation and testing of the products with respect to the relevant specific application or use thereof.
Neither Schneider Electric Industries SAS nor any of its affiliates or subsidiaries shall be responsible or liable for misuse of the information contained herein.
Main
Locking options description
Integrated padlocking
Connections - terminals
Tunnel type terminals flexible wire(s) 1...35 mm max
Tunnel type terminals rigid wire(s) 1.5...50 mm max
Wire stripping length
20 mm
Tightening torque
3.5 N.m
Earth-leakage protection
Separate block
Environment
Standards
EN/IEC 60947-2
IP degree of protection
IP20 conforming to IEC 60529
IK degree of protection
IK05 conforming to IEC 62262
Pollution degree
3 conforming to IEC 60947-2
Tropicalisation
2 conforming to IEC 60068-1
Relative humidity
95 % 55 C
Ambient air temperature for operation
-10...60 C
Ambient air temperature for storage
-40...70 C
Contractual warranty
Period
18 months
