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18909 - Miniature circuit-breaker, Acti9 NG125N, 3P, 125 A, D curve, 25 kA (IEC 60947-2) - Schneider Electric

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18909 - Miniature circuit-breaker, Acti9 NG125N, 3P, 125 A, D curve, 25 kA (IEC 60947-2) - Schneider Electric - Miniature circuit-breaker, Acti9 NG125N, 3P, 125 A, D curve, 25 kA (IEC 60947-2) - Schneider Electric - 0
18909 - Miniature circuit-breaker, Acti9 NG125N, 3P, 125 A, D curve, 25 kA (IEC 60947-2) - Schneider Electric
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Miniature circuit-breaker, Acti9 NG125N, 3P, 125 A, D curve, 25 kA (IEC 60947-2) - Schneider Electric
SPECIFICATIONS
Additional Information
curve D
Main
Device short name NG125N
Range Acti9
Number of protected poles 3
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 9
[in] rated current 125 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
375 V DC
[ics] rated service breaking capacity 20 kA 100 % conforming to EN/IEC 60947-2 - 375 V DC
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
Control type Manual tripping test
Toggle
Handle front plate colour 103 mm
Product or component type Miniature circuit-breaker
tightening torque 6 N.m
[uimp] rated impulse withstand voltage 8 kV conforming to EN/IEC 60947-2
Connections - terminals Tunnel type terminals16…70 mm² rigid
Tunnel type terminals10…50 mm² flexible
Locking options description Integrated padlocking
Contact position indication Yes
Device application Distribution
width (w) 81 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 0.72 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 12 x In
Network type AC
Pollution degree 3 conforming to IEC 60947-2
Provision for padlocking Padlockable
Suitability for isolation Yes conforming to IEC 60947-2
Poles description 3P
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
standards EN/IEC 60947-2
Tropicalisation 2 conforming to IEC 60068-1
relative humidity 95 % at 55 °C
Q&A and product info

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Professional sales of electrical equipment in Estonia, Latvia, Lithuania, and Finland. Certified low-voltage components, circuit breakers, contactors, and industrial automation solutions. Same-day quotations and fast delivery across the Baltics and Finland.

Baltelec
+372 5326 4976

Mon–Fri 9:00–17:00

info@baltelec.eu

Response within 2 hours

Schneider Electric 18909 is a professional NG125 product designed for enterprises. BaltElec specializes in wholesale and supply in Estonia, Latvia, Lithuania, and Finland.

  • Authentic Schneider Electric product, documentation available on request.
  • Volume-based pricing – request a quote for larger quantities (MOQ may apply).
  • Efficient logistics across the Baltics and Finland; cooperation with trusted couriers.
  • Technical support and application suitability advice based on your requirements.

Price: Request a special offer. The price depends on quantity, delivery, and payment terms.

NG125 specifications may vary by model. For an exact match, please send us your application details or check the technical data sheet.

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18909 - Schneider Electric
Miniature circuit-breaker, Acti9 NG125N, 3P, 125 A, D curve, 25 kA (IEC 60947-2)
Upon request only