Schneider 18802 Miniature Circuit Breaker (MCB), Acti9 NG125L, 3P C25A 50kA

Schneider Electric 18802 is a 3-pole, 25 A miniature circuit breaker (MCB) from the Acti 9 NG125L range, featuring a C tripping curve and a breaking capacity of 100 kA at 220-240 V AC. It protects AC and DC distribution circuits using thermomagnetic technology, conforming to EN/IEC 60947-2.

Technical specifications:

• Commercial reference: 18802
• Manufacturer: Schneider Electric
• EAN:
• Series / range: Acti 9 NG125
• Device type: NG125L - Miniature Circuit Breaker (MCB)
• Number of poles: 3P
• Rated current [In]: 25 A at 40°C
• Tripping curve: C
• Network type: AC and DC
• Breaking capacity [Icu]: 100 kA at 220-240 V AC; 50 kA at 380-415 V AC; 40 kA at 440 V AC; 15 kA at 500 V AC; 36 kA at <= 375 V DC
• Rated voltage [Ue]: 220-500 V AC; up to 375 V DC
• Rated insulation voltage [Ui]: 690 V AC
• Rated impulse withstand voltage [Uimp]: 8 kV
• Usage category: A per IEC 60947-2
• Mounting: 35 mm symmetrical DIN rail
• Dimensions (WxHxD): 81 x 103 x 81 mm
• Weight: 0.72 kg
• Connection: Tunnel terminals, 1.5-50 mm² solid / 1-35 mm² flexible
• Tightening torque: 3.5 N.m
• IP rating: IP20 per IEC 60529
• Operating temperature: -30 to 70°C
• Mechanical / electrical endurance: 20,000 / 10,000 cycles
• Standard: EN/IEC 60947-2

Features and benefits:

• Breaking capacity of 100 kA at 220-240 V AC withstands severe prospective fault currents
• Dual AC/DC network compatibility suits photovoltaic, battery storage, and standard grid installations
• Integrated lockout mechanism enables safe isolation and lockout/tagout procedures
• Trip indicator and ON/OFF contact position indicator deliver clear local circuit status
• Busbar comb distribution block compatible, reducing panel wiring time

Applications:

• Industrial and commercial low-voltage distribution and sub-distribution boards
• Protection of outgoing circuits in main switchgear requiring high short-circuit breaking capacity
• DC network protection in photovoltaic installations and battery energy storage systems

Compliant with EN/IEC 60947-2. Part of the Schneider Electric Acti 9 NG125 range.

Also known as: Schneider 18802, Schneider Electric 18802, NG125L 3P C25A MCB.