Schneider Electric A9F88420 Miniature Circuit Breaker

Schneider Electric A9F88420 Miniature Circuit Breaker

Schneider Electric A9F88420 Miniature Circuit Breaker (MCB) iC60H 4P 20A B-curve. The Schneider Electric A9F88420 is a 4-pole Miniature Circuit Breaker (MCB) from the Acti9 iC60H series, engineered for reliable overcurrent and short-circuit protection in final distribution circuits. This thermal-magnetic breaker, with its 20A rated current and B-curve trip characteristic, offers significant breaking capacities: 10000 A Icn at 400 V AC and 15 kA Icu at 380-415 V AC, compatible with both AC and DC networks (50/60 Hz). Designed for 35 mm DIN rail mounting with an IP20 rating, it operates efficiently from -35 to 70 °C, ideal for demanding regional conditions. This MCB is vital for safeguarding electrical installations across Egypt and the Gulf. Its compatibility with 380-415V AC systems makes it ideal for critical industrial applications such as oil & gas, water treatment, cement, food & beverage, and building services, ensuring safety and operational continuity.

Details

Category

Acti9 iC60 Miniature Circuit Breakers

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Specifications

Depth
78.5 Mm
Width
72 Mm
Height
85 Mm
Standards
EN/IEC 60947-2, EN/IEC 60898-1
Curve code
B
Network type
AC, DC
Limitation class
3
Mounting support
35 mm DIN rail
Network frequency
50/60 Hz
Poles description
4P
Tightening torque
2 N.M top or bottom
[In] rated current
20 A
Trip unit technology
Thermal-magnetic
Connections - terminals
Single terminal (top or bottom), for 1 cable(s), 1…25 mm², rigid, copper; 1…16 mm², flexible, copper; 1…16 mm², flexible with ferrule, copper
IP degree of protection
IP20
Manufacturer part number
A9F88420
Suitability for isolation
Yes
[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; <= 250 V DC
Breaking capacity (IEC/EN 60898-1)
10000 A Icn at 400 V AC 50/60 Hz
Breaking capacity (IEC/EN 60947-2)
15 KA Icu at 380-415 V AC 50/60 Hz
Ambient air temperature for operation
-35…70 °C

Product documentation

View manufacturer document (PDF)