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

Contact Us

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.

+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.

FAQ for 18909 - Schneider Electric

Does your company provide wholesale prices for 18909?

Yes, volume-based pricing are available. Send us a list of required quantities (e.g. 18909, Schneider Electric, 10 pcs) and we’ll prepare a personalized quotation.
What is the availability and delivery time for 18909 in the Baltics and Finland?

We provide fast turnaround for deliveries to Estonia, Latvia, Lithuania, and Finland. Exact lead time depends on quantity and batch availability, confirmed upon quotation.
Is 18909 by Schneider Electric an authentic product?

Yes. We only sell Schneider Electric authentic products with manufacturer’s warranty. Compliance certificates are available on request.
Is 18909 suitable for my NG125 application?

We help confirm compatibility quickly. Please provide conditions (voltage, current, environment, standards), and we’ll compare them to Schneider Electric technical requirements.
How does shipping and invoicing work?

We deliver via logistics partner to Estonia, Latvia, Lithuania, and Finland. Invoicing is done according to quotation; projects and larger orders are priced individually.