Schneider A9F73350 Acti9 iC60N MCB 3P 50 A B Curve 10kA

The Schneider Electric A9F73350 is a 3-pole miniature circuit breaker (MCB) from the Acti 9 iC60N range, rated at 50 A with a B tripping curve for overload and short-circuit protection in electrical distribution systems. It supports both AC and DC networks and delivers a breaking capacity of 10 kA Icu at 380-415 V AC per IEC 60947-2.

Technical specifications:

• Commercial reference: A9F73350
• Manufacturer: Schneider Electric
• EAN:
• Series / range: Acti 9 iC60
• Product type: Miniature Circuit Breaker (MCB)
• Number of poles: 3P, 3 protected poles
• Rated current [In]: 50 A
• Tripping curve: B
• Network type: AC / DC
• Protection technology: Thermomagnetic
• Breaking capacity: 6000 A Icn at 400 V AC per EN/IEC 60898-1; 10 kA Icu at 380-415 V AC; 20 kA Icu at 220-240 V AC; 10 kA Icu at up to 180 V DC per EN/IEC 60947-2
• Rated insulation voltage [Ui]: 500 V AC 50/60 Hz
• Rated impulse withstand voltage [Uimp]: 6 kV
• Limitation class: 3
• Usage category: Category A per IEC/EN 60947-2
• Mounting: DIN rail, fixed
• Dimensions (WxHxD): 54 x 85 x 78.5 mm
• Weight: 0.375 kg
• IP protection rating: IP20 per IEC/EN 60529
• Operating temperature: -35 to 70°C
• Storage temperature: -40 to 85°C
• Connection: 1-35 mm² rigid / 1-25 mm² flexible; strip length 14 mm; tightening torque 3.5 N.m
• Standards: EN/IEC 60898-1, EN/IEC 60947-2

Features and benefits:

• B tripping curve for early tripping, suited to sensitive loads and long cable runs
• Thermomagnetic protection unit for combined thermal and magnetic trip response
• Trip indicator for fast local identification of a tripped state
• Suitable for isolation per EN/IEC 60898-1 and EN/IEC 60947-2
• Compatible with comb busbar distribution blocks on upper or lower terminals
• 20,000 mechanical cycles and 10,000 electrical cycles endurance

Applications:

• Final distribution boards in commercial and industrial buildings
• Low-voltage distribution panels requiring overcurrent protection
• Industrial control cabinets and machinery protection circuits
• DC network applications such as photovoltaic or battery-backed systems

Compliant with EN/IEC 60898-1 and EN/IEC 60947-2. Part of the Schneider Electric Acti 9 iC60 range.

Also known as: Schneider A9F73350, Schneider Electric A9F73350, iC60N 3P 50A B curve MCB, Acti9 miniature circuit breaker 50A 3 pole.