A9F74202 Acti9 IC60N Miniature Circuit Breaker

Product Description

Engineered for delicate industrial control loops, this 2-amp DIN-rail protection device senses minute current anomalies instantly. Operating via C-curve trip dynamics with a massive 50kA breaking capacity, it isolates line faults cleanly, protecting sensitive PLC interfaces, electronic sensors, and signal transmitters from catastrophic electrical damage.

Technical Specifications & Application Fit

• Part / Reference Number: A9F74202
• Series Range: Acti9 iC60N
• Number of Poles: 2P (Double Pole)
• Rated Current (I_n): 2A
• Tripping Curve: C Curve (Instantaneous magnetic trip between 5 and 10 times nominal load)
• Rated Ultimate Breaking Capacity:
  • 6000A at 230/400V AC (IEC/EN 60898-1)
  • 50kA at 220–240V AC / 10kA at 380–415V AC (IEC/EN 60947-2)
• Mounting Configuration: Standard 35mm DIN Rail Mount (Top-hat rail)
• Target Applications: Genset electronic control units (ECU), PLC power supplies, precision temperature sensors, voltage sensing lines, and low-power relay logic circuits
   

Critical Installation & Safety Guidelines

• De-energize Main Busbars: Always isolate upstream power sources and verify zero line voltage with a calibrated multimeter before snapping the unit onto the 35mm DIN rail.
• Torque Tightening Standards: Tighten terminal screw clamps to recommended manufacturer torque settings (approx. 2.0 N·m) to prevent loose connections or high-resistance heating.
• Wire Stripping & Ferrules: Strip conductor insulation to the specified length (14mm) and use insulated end ferrules on multi-strand wires to ensure full conductor engagement within the tunnel terminals.
• Phase & Neutral Orientation: Verify two-pole wiring line/load polarity according to the front face schematic diagram to ensure simultaneous isolation during a manual or automatic trip event.
• Air Vent Clearance: Maintain adequate ventilation spacing around adjacent switchgear modules inside closed control boxes to prevent thermal derating under elevated ambient temperatures.

Inquire About Part No. A9F74202 Today

Protecting sensitive electronic control panels, generator monitoring instruments, or industrial automation loops? Contact our sales engineering team for instant quotes, bulk volume discounts, and fast worldwide delivery.

• Email: Sales@enginegensetparts.com
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