Schneider-Electric
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18874
Miniature circuit breaker (MCB), Acti9 NG125LMA, 2P, 40A, MA curve, 50kA (IEC/EN 60947-2)
Schneider Electric
Characteristics
Main
Range of product NG125
Range Acti9
Product name Acti9 NG125LMA
Product or component type Miniature circuit-breaker
Device short name NG125LMA
Device application Motor
Poles description 2P
Number of protected poles 2
[In] rated current 40 A at 40 °C
Network type AC
Trip unit technology Magnetic
Curve code MA
Breaking capacity 100 kA Icu at 220...240 V AC 50/60 Hz conforming to EN/IEC 60947-2
40 kA Icu at 440 V AC 50/60 Hz conforming to EN/IEC 60947-2
50 kA Icu at 380...415 V AC 50/60 Hz conforming to EN/IEC 60947-2
15 kA Icu at 500 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
Standards EN/IEC 60947-2
Complementary
Network frequency 50/60 Hz
[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
Magnetic tripping limit 12 x In
[Ics] rated service breaking capacity 75 kA 75 % conforming to EN/IEC 60947-2 - 220...240 V AC 50/60 Hz
37.5 kA 75 % conforming to EN/IEC 60947-2 - 380...415 V AC 50/60 Hz
30 kA 75 % conforming to EN/IEC 60947-2 - 440 V AC 50/60 Hz
11.25 kA 75 % conforming to EN/IEC 60947-2 - 500 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 Manual tripping test
Toggle
Local signalling Trip indicator
ON/OFF indication
Mounting mode Clip-on
Mounting support 35 mm symmetrical DIN rail
Comb busbar and distribution block compatibility YES
9 mm pitches 6
Height 103 mm
Depth 81 mm
Width 54 mm
Net weight 0.48 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
Environment
IP degree of protection IP20 conforming to IEC 60529
IK degree of protection IK05 conforming to EN/IEC 62262
Pollution degree 3 conforming to IEC 60947-2
Overvoltage category IV
Tropicalisation 2 conforming to IEC 60068-1
Relative humidity 95 % at 55 °C
Operating altitude 2000 m
Ambient air temperature for operation -30…70 °C
Ambient air temperature for storage -40…70 °C
Packing Units
Unit Type of Package 1 PCE
Number of Units in Package 1 1
Package 1 Height 5.8 cm
Package 1 Width 8.1 cm
Package 1 Length 10.8 cm
Package 1 Weight 474 g
Unit Type of Package 2 BB1
Number of Units in Package 2 6
Package 2 Height 9.1 cm
Package 2 Width 11.9 cm
Package 2 Length 36 cm
Package 2 Weight 2.925 kg
Unit Type of Package 3 S03
Number of Units in Package 3 36
Package 3 Height 30 cm
Package 3 Width 30 cm
Package 3 Length 40 cm
Package 3 Weight 18.037 kg
Offer Sustainability
SCIP Number E6bcfac5-a8c1-4bc2-b9b0-148b3c04ae46
REACh Regulation
print REACh Declaration
EU RoHS Directive Compliant with Exemptions
Mercury free Yes
RoHS exemption information
print Yes
China RoHS Regulation
print China RoHS declaration
Environmental Disclosure
print Product Environmental Profile
Circularity Profile
print End of Life Information
WEEE The product must be disposed on European Union markets following specific waste collection and never end up in rubbish bins
Carbon footprint (kg.eq.CO2 per CR, Total Life cycle) 21
Contractual warranty
Warranty 18 months