Schneider Electric A9F89450 Miniature Circuit Breaker

Schneider Electric A9F89450 Miniature Circuit Breaker

Schneider Electric A9F89450 MCB 4P 50A C curve 10000A (IEC/EN 60898-1) 15kA (IEC/EN 60947-2). The Schneider Electric A9F89450 is a robust Acti9 iC60H Miniature Circuit Breaker (MCB) engineered for reliable protection in final distribution circuits. This 4-pole, 50A, C-curve MCB utilizes thermal-magnetic trip unit technology to safeguard both AC and DC networks operating at 50/60 Hz. It offers significant breaking capacity, rated at 10000 A Icn conforming to EN/IEC 60898-1 at 400 V AC, and 15 kA Icu conforming to EN/IEC 60947-2 at 380-415 V AC, making it highly suitable for demanding applications. Designed for 35 mm DIN rail mounting, its IP20 degree of protection (IP40 in a modular enclosure) ensures durability in various environments. With a wide operational temperature range of -35 to 70 °C, the A9F89450 is a versatile solution for industrial and commercial installations across Egypt and the Gulf, including critical infrastructure in cement plants, oil and gas facilities, water treatment, food and beverage processing, textile manufacturing, and building services. Ensure system integrity and operational continuity with this essential component.

Details

Category

Acti9 iC60 Miniature Circuit Breakers

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Specifications

Curve code
C
Net weight
0.5 Kg
Network type
AC, DC
Mounting support
35 mm DIN rail
Network frequency
50/60 Hz
Poles description
4P
Dimensions (HxWxD)
85x72x78.5 mm
[In] rated current
50 A
Trip unit technology
Thermal-magnetic
Connections - terminals
1...35 mm² rigid (copper), 1...25 mm² flexible (copper)
IP degree of protection
IP20 (IP40 in modular enclosure)
Manufacturer part number
A9F89450
Suitability for isolation
Yes
[Ue] rated operational voltage
12...440 V AC, <= 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)