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Datasheet generated 2026-10-07
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Schneider Electric Miniature circuit breaker (MCB), ACTI9 NG125N, 1P, 25A, C curve, 25KA (IEC/EN 60947-2) 18613

Schneider Electric · Electrical Components · Miniature Circuit Breakers · France · se.com
Part Number
18613  ·  HS 8536.20
Schneider Electric Miniature circuit breaker (MCB), ACTI9 NG125N, 1P, 25A, C curve, 25KA (IEC/EN 60947-2) 18613

Schneider Electric 18613 NG125N/C 25-1 Modular power switch

Technical Specifications

Manufacturer part number (MPN)18613
EAN / GTIN3303430186137
Sales unitpcs
Package quantity72 pcs
RangeActi9
Product nameActi9 NG125
Product or component typeMiniature circuit-breaker
Device short nameNG125N
Device applicationDistribution
Poles description1P
Number of protected poles1
[In] rated current25 A at 40 °C
Network typeAC; DC
Trip unit technologyThermal-magnetic
Curve codeC
Breaking capacity25 kA Icu at 220...240 V AC 50/60 Hz conforming to EN/IEC 60947-2; 25 kA Icu at 12 V DC conforming to EN/IEC 60947-2; 50 kA Icu at 110...130 V AC 50/60 Hz conforming to EN/IEC 60947-2; 6 kA Icu at 380...415 V AC 50/60 Hz conforming to EN/IEC 60947-2; 25 kA Icu at 125 V DC conforming to EN/IEC 60947-2; 20 kA Icu at <= 144 V DC conforming to EN/IEC 60947-2
Utilisation categoryCategory A conforming to IEC 60947-2
Suitability for isolationYes conforming to IEC 60947-2
StandardsEN/IEC 60947-2
Network frequency50/60 Hz
[Ue] rated operational voltage380...415 V AC 50/60 Hz; 125 V DC; <= 144 V DC; 12 V DC; 220...240 V AC 50/60 Hz; 110...130 V AC 50/60 Hz
Magnetic tripping limit8 x In
[Ics] rated service breaking capacity37.5 kA 75 % conforming to EN/IEC 60947-2 - 110...130 V AC 50/60 Hz; 18.75 kA 75 % conforming to EN/IEC 60947-2 - 220...240 V AC 50/60 Hz; 4.5 kA 75 % conforming to EN/IEC 60947-2 - 380...415 V AC 50/60 Hz; 25 kA 100 % conforming to EN/IEC 60947-2 - 60 V DC; 25 kA 100 % conforming to EN/IEC 60947-2 - 125 V DC
[Ui] rated insulation voltage690 V AC 50/60 Hz conforming to EN/IEC 60947-2
[Uimp] rated impulse withstand voltage8 kV conforming to EN/IEC 60947-2
Contact position indicatorYes
Control typeToggle; Manual tripping test
Local signallingON/OFF indication; Trip indicator
mounting modeClip-on
Mounting positionVertical
Mounting support35 mm symmetrical DIN rail
Comb busbar and distribution block compatibilityYES
9 mm pitches3
Height103 mm
Depth81 mm
Width27 mm
Product weight0.24 kg
Mechanical durability20000 cycles
Electrical durability10000 cycles
Provision for padlockingPadlockable
Locking options descriptionIntegrated padlocking
Connections - terminalsTunnel type terminals1.5…50 mm² rigid; Tunnel type terminals1…35 mm² flexible
Wire stripping length20 mm
Tightening torque3.5 N.m
Earth-leakage protectionWithout
IP degree of protectionIP20 conforming to IEC 60529
IK degree of protectionIK05 conforming to EN/IEC 62262
Pollution degree3 conforming to IEC 60947-2
Overvoltage categoryIV
Tropicalisation2 conforming to IEC 60068-1
Relative humidity95 % at 55 °C
Ambient air temperature for operation-30…70 °C
Ambient air temperature for storage-40…70 °C
Unit Type of Package 1PCE
Number of Units in Package 11
Package 1 Height3 cm
Package 1 Width8 cm
Package 1 Length11 cm
Package 1 Weight245 g
Unit Type of Package 2BB1
Number of Units in Package 212
Package 2 Height9 cm
Package 2 Width11.6 cm
Package 2 Length35.5 cm
Package 2 Weight3.032 kg
Unit Type of Package 3S03
Number of Units in Package 372
Package 3 Height30 cm
Package 3 Width30 cm
Package 3 Length40 cm
Package 3 Weight18.679 kg
Country of originFR
Warranty (in months)18
Power loss2.7 W
Built-in depth47 mm
Release characteristicC
Number of poles (total)1
Rated current25 A
Rated voltage400 V
Rated insulation voltage Ui690 V
Rated impulse withstand voltage Uimp8 kV
Frequency50–60 Hz
Concurrently switching neutral conductorNo
Additional equipment possibleYes
Width in number of modular spacings1.5
Degree of protection (IP)IP20
Ambient temperature during operating-30–70 °C
Connectable conductor cross section multi-wired1–35 mm²
Connectable conductor cross section solid-core1.5–50 mm²
Explosion-proofNo
Flush-mounted installationNo

Properties

MOQ1

Cross-References

Attached Documents