A9F77340

Schneider Electric A9F77340 — Miniature Circuit Breaker

Schneider Electric A9F77340 Miniature circuit breaker iC60N 3P 40A C curve. The Schneider Electric A9F77340 is a robust Acti9 iC60N Miniature Circuit Breaker (MCB) engineered for reliable protection in final distribution circuits. This 3-pole, 40A MCB features a C-curve thermal-magnetic trip unit, providing effective overload and short-circuit protection for both AC and DC networks. Compatible with diverse operational voltages including 380-415 V AC at 50/60 Hz, it offers an ultimate breaking capacity of 10 KA Icu conforming to EN/IEC 60947-2, and a nominal breaking capacity of 6000 A Icn conforming to EN/IEC 60898-1. Designed for quick and secure installation on a 35 mm DIN rail, it provides IP20 protection, ensuring suitability for a wide range of electrical installations. The Schneider Electric A9F77340 is ideal for critical electrical infrastructure across various industries in Egypt and the Gulf, including demanding environments such as oil and gas facilities, water treatment plants, cement production, food and beverage processing, textile manufacturing, and general building services. For comprehensive circuit protection that meets international standards, trust this high-performance MCB.

Details

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Specifications

Depth
78.5 Mm
Width
54 Mm
Height
85 Mm
Standards
EN/IEC 60947-2, EN/IEC 60898-1
Curve code
C
Net weight
0.375 Kg
Network type
AC, DC
Mounting support
35 mm DIN rail
Poles description
3P
Rated current [In]
40 A
Trip unit technology
Thermal-magnetic
Breaking capacity [Icn]
6000 A at 400 V AC 50/60 Hz conforming to EN/IEC 60898-1
Breaking capacity [Icu]
10 KA at 380...415 V AC 50/60 Hz conforming to EN/IEC 60947-2
Connections - terminals
Single terminal (top or bottom) , for 1 cable(s) , 1…35 mm², rigid, copper
IP degree of protection
IP20 conforming to IEC 60529, IP40 in modular enclosure (Insulation class II) conforming to IEC 60529
Manufacturer part number
A9F77340
Rated operational voltage [Ue]
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
Ambient air temperature for operation
-35…70 °C

Product documentation

View manufacturer document (PDF)