Product datasheet
Characteristics
18627
NG125 - circuit breaker - NG125N - 2P - 50A - C
curve
Price* : 192.96 GBP
Main
Range of product
Range
Product name
Product or component type
Device short name
Device application
Poles description
Number of protected poles
[In] rated current
Network type
Trip unit technology
Curve code
Breaking capacity
NG125
Acti 9
Acti 9 NG125
Miniature circuit-breaker
NG125N
Distribution
2P
2
50 A at 40 °C
DC
AC
Thermal-magnetic
C
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
20 kA Icu at <= 250 V DC conforming to EN/IEC 60947-2
Category A conforming to IEC 60947-2
Yes conforming to IEC 60947-2
Utilisation category
Suitability for isolation
Complementary
Network frequency
[Ue] rated operational voltage
50/60 Hz
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
8 x In
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
Magnetic tripping limit
[Ics] rated service breaking capacity
Aug 14, 2019
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Disclaimer: 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
[Ui] rated insulation voltage
[Uimp] rated impulse withstand voltage
Contact position indicator
Control type
Local signalling
Mounting mode
Mounting support
Comb busbar and distribution block
compatibility
9 mm pitches
Height
Width
Depth
Net weight
Mechanical durability
Electrical durability
Provision for padlocking
Locking options description
Connections - terminals
Wire stripping length
Tightening torque
Earth-leakage protection
AC 50/60 Hz conforming to EN/IEC 60947-2
8 kV conforming to EN/IEC 60947-2
Yes
Toggle
Manual tripping test
Trip indicator
ON/OFF indication
Clip-on
35 mm symmetrical DIN rail
YES
6
103 mm
54 mm
81 mm
0.48 kg
20000 cycles
10000 cycles
Padlockable
Integrated padlocking
Tunnel type terminals1.5…50 mm² rigid
Tunnel type terminals1…35 mm² flexible
20 mm
3.5 N.m
Separate block
Environment
Standards
IP degree of protection
IK degree of protection
Pollution degree
Overvoltage category
Tropicalisation
Relative humidity
Ambient air temperature for operation
Ambient air temperature for storage
EN/IEC 60947-2
IP20 conforming to IEC 60529
IK05 conforming to EN/IEC 62262
3 conforming to IEC 60947-2
IV
2 conforming to IEC 60068-1
95 % at 55 °C
-30…70 °C
-40…70 °C
Offer Sustainability
Sustainable offer status
REACh Regulation
REACh free of SVHC
EU RoHS Directive
Toxic heavy metal free
Mercury free
RoHS exemption information
China RoHS Regulation
Environmental Disclosure
Circularity Profile
WEEE
Green Premium product
REACh Declaration
Yes
Pro-active compliance (Product out of EU RoHS legal scope)
EU RoHS Declaration
Yes
Yes
Yes
Download RoHS China Declaration
Pro-active China RoHS declaration (out of China RoHS legal scope)
Product Environmental Profile
End of Life Information
The product must be disposed on European Union markets following specific waste collection and
never end up in rubbish bins
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