A9F78306

Schneider Electric A9F78306 — Miniature Circuit Breaker

Schneider Electric A9F78306 Acti9 iC60N Miniature Circuit Breaker 3P 6A B-curve. The Schneider Electric A9F78306 is a robust Acti9 iC60N Miniature Circuit Breaker (MCB) designed for reliable protection in final distribution circuits. This 3-pole, 6A, B-curve thermal-magnetic MCB ensures optimal safety and performance. It is compatible with both AC (50/60 Hz across 12-440 V) and DC (up to 180 V) networks, making it highly versatile for various electrical systems. Key breaking capacities include 10 kA Icu at 380-415 V AC and up to 10 kA Icu at 180 V DC, alongside 6000 A Icn at 400 V AC, conforming to IEC/EN standards. Featuring DIN-rail clip-on mounting and an IP20 degree of protection (IP40 in modular enclosures), installation is straightforward. This MCB is an excellent choice for applications in Egypt and the Gulf, including critical infrastructure sectors like cement production, oil and gas, water treatment, food and beverage processing, textile manufacturing, and general building services. Its wide operational temperature range (-35 to 70 °C) and high mechanical/electrical durability ensure long-term, stable operation in demanding environments. For precise pricing and availability, please request a quote.

Details

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Specifications

Curve code
B
Net weight
0.375 Kg
Network type
AC, DC
Limitation class
3 conforming to EN/IEC 60898-1
Mounting support
35 mm DIN rail
Poles description
3P
[In] rated current
6 A
Trip unit technology
Thermal-magnetic
Electrical durability
10000 Cycles
Mechanical durability
20000 Cycles
Dimensions (H x W x D)
85 x 54 x 78.5 Mm
Connections - terminals
Single terminal (top or bottom), 1…25 mm² rigid, 1…16 mm² flexible/with ferrule, copper
IP degree of protection
IP20 (IP40 in modular enclosure)
Manufacturer part number
A9F78306
Number of protected poles
3
[Ui] rated insulation voltage
500 V AC 50/60 Hz
[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, 10 KA Icu at <= 180 V DC
Ambient air temperature for operation
-35…70 °C

Product documentation

View manufacturer document (PDF)