A9F75303

Schneider Electric A9F75303 — Miniature Circuit Breaker

Schneider Electric A9F75303 Miniature Circuit Breaker (MCB) 3P 3A D-Curve. The Schneider Electric A9F75303 is a robust Acti9 iC60N miniature circuit breaker (MCB) designed for reliable circuit protection in final distribution circuits. This 3-pole, 3A MCB features a D-curve trip unit technology, providing thermal-magnetic protection against overloads and short circuits. Engineered for versatility, it operates across a wide range of AC operational voltages from 12V to 440V and up to 180V DC, making it suitable for diverse electrical installations. With a breaking capacity of 50 kA Icu (up to 415V AC) and 6000 A Icn (400V AC) conforming to IEC/EN standards, it ensures high performance and safety. The A9F75303 is DIN rail mountable, making installation straightforward in modular enclosures. Its suitability for isolation further enhances safety during maintenance. This Schneider Electric component is ideal for critical applications in Egypt and the Gulf's industrial sectors, including cement plants, oil and gas facilities, water treatment plants, food and beverage processing, textiles, and general building services, where dependable power distribution is essential.

Details

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Specifications

Depth
78.5 Mm
Width
54 Mm
Height
85 Mm
Curve code
D
Net weight
0.375 Kg
Network type
AC, DC
Product name
Acti9 iC60N
Mounting support
35 mm DIN rail
Network frequency
50/60 Hz
Poles description
3P
Tightening torque
2 N.M top or bottom
Rated current [In]
3 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
IP degree of protection
IP20
Manufacturer part number
A9F75303
Suitability for isolation
Yes
Rated operational voltage [Ue]
12...440 V AC, <= 180 V DC
Breaking capacity (IEC/EN 60898-1)
6000 A Icn at 400 V AC
Breaking capacity (IEC/EN 60947-2)
50 kA Icu at 12...415 V AC, 10 kA Icu at <= 180 V DC
Ambient air temperature for operation
-35…70 °C

Product documentation

View manufacturer document (PDF)