A9F78310

Schneider Electric A9F78310 — Miniature Circuit Breaker

Schneider Electric A9F78310 Acti9 iC60N Miniature Circuit Breaker, 3P, 10A, B-Curve. The Schneider Electric A9F78310 is a robust Acti9 iC60N Miniature Circuit Breaker (MCB) designed for reliable protection of final distribution circuits. This 3-pole, 10A, B-curve MCB effectively safeguards against overcurrents and short circuits, ensuring operational continuity and electrical safety. Featuring thermal-magnetic trip unit technology, it offers dependable performance across diverse AC and DC network types, operating seamlessly at 50/60 Hz. With impressive breaking capacities of 6000A conforming to IEC/EN 60898-1 (at 400V AC) and 10kA conforming to IEC/EN 60947-2 (at 380-415V AC), the A9F78310 is suitable for a wide range of operational voltages including the prevalent 220-240V and 380-415V AC systems found in Egypt and the Gulf. Its DIN-rail clip-on mounting and compact 54mm width facilitate easy installation in standard electrical panels. This versatile circuit breaker is ideal for applications within building services, water treatment facilities, and light industrial settings like textiles and food & beverage processing, providing essential protection for lighting, socket outlets, and small motor circuits. It also offers suitability for isolation, enhancing safety during maintenance.

Details

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Specifications

Depth
78.5 mm
Width
54 mm
Height
85 mm
Curve code
B
Net weight
0.375 Kg
Network type
DC, AC
Limitation class
3 conforming to EN/IEC 60898-1
Mounting support
35 mm DIN rail
Network frequency
50/60 Hz
Poles description
3P
Tightening torque
2 N.M top or bottom
[In] rated current
10 A
Trip unit technology
Thermal-magnetic
Connections - terminals
Single terminal (top or bottom) , for 1 cable(s) , 1…25 mm², rigid; Single terminal (top or bottom) , for 1 cable(s) , 1…16 mm², flexible
IP degree of protection
IP20 conforming to IEC 60529
Manufacturer part number
A9F78310
Suitability for isolation
Yes conforming to EN/IEC 60898-1; Yes conforming to EN/IEC 60947-2
[Ue] rated operational voltage
12...133 V AC 50/60 Hz; 220...240 V AC 50/60 Hz; 380...415 V AC 50/60 Hz; 440 V AC 50/60 Hz; <= 180 V DC
Breaking capacity (IEC/EN 60898-1)
6000 A Icn at 400 V AC 50/60 Hz
Breaking capacity (IEC/EN 60947-2)
10 KA Icu at 380...415 V AC 50/60 Hz
Ambient air temperature for operation
-35…70 °C

Product documentation

View manufacturer document (PDF)