A9F78340

Schneider Electric A9F78340 — Miniature Circuit Breaker

Schneider Electric A9F78340 MCB, Acti9 iC60N, 3P, 40A, B-curve, 6kA/10kA. The Schneider Electric A9F78340 is a robust Acti9 iC60N Miniature Circuit Breaker (MCB) engineered for reliable electrical protection in final distribution circuits. This 3-pole, 40A device features a B-curve thermal-magnetic trip unit, providing essential overcurrent and short-circuit protection, along with an isolation function for enhanced safety. It is compliant with both IEC/EN 60898-1 (6000 A at 400 V AC) and IEC/EN 60947-2 (10 kA at 380-415 V AC) standards, ensuring high performance. Designed for global use, the A9F78340 supports a wide operational voltage range, including 220-240 V AC and 380-415 V AC at 50/60 Hz, making it ideal for the power infrastructure in Egypt and the Gulf region. Its DIN rail mounting simplifies installation in various settings. This MCB is widely used in commercial buildings, industrial facilities like water treatment plants, food and beverage processing, and general building services.

Details

Related Schneider Electric parts

Request a quote for A9F78340

Specifications

Depth
78.5 Mm
Width
54 Mm
Height
85 Mm
Standards
EN/IEC 60947-2, EN/IEC 60898-1
Curve code
B
Net weight
0.375 Kg
Network type
AC, DC
Mounting support
35 mm DIN rail
Device short name
IC60N
Network frequency
50/60 Hz
Poles description
3P
Tightening torque
3.5 N.M top or bottom
[In] rated current
40 A
Trip unit technology
Thermal-magnetic
Connections - terminals
Single terminal (top or bottom), for 1...35 mm² rigid copper cable; 1...25 mm² flexible copper cable
IP degree of protection
IP20; IP40 in modular enclosure
Manufacturer part number
A9F78340
Number of protected poles
3
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, <= 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)