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SCHNEIDER ACTI9 K60H 3P 40A B CURVE MCB — 10KA

The Schneider Electric Acti9 K60H 3P 40A Miniature Circuit Breaker (MCB) features a B-curve thermal-magnetic trip and 10kA breaking capacity for dependable overload and short-circuit protection. Built for DIN rail installations, it offers 6 × 9 mm module width, robust tunnel terminals, and compliance with EN/IEC 60898-1.

Specifications

• Range: Acti9

• Product Name: Acti9 K60

• Device Short Name: K60H

• Product Type: Miniature circuit-breaker (MCB)

• Device Application: Distribution

• Poles Description: 3P (3 protected poles)

• Rated Current (In): 40 A

• Trip Unit Technology: Thermal-magnetic

• Curve Code: B (magnetic 3…5 × In)

• Breaking Capacity (Icn): 10 kA at 230 V AC 50/60 Hz (EN/IEC 60898-1)

• Rated Service Breaking Capacity (Ics): 10 kA (75%) at 400 V AC 50/60 Hz

• Utilisation Category: Category A (IEC 60947-2)

• Suitability for Isolation: Yes (EN/IEC 60898-1)

• Limitation Class: 3 (EN/IEC 60898-1)

• Network Type / Frequency: AC, 50/60 Hz

• Rated Insulation Voltage (Ui): 440 V AC

• Rated Impulse Withstand (Uimp): 4 kV

• Mounting Mode / Support: Fixed, DIN rail

• Comb Busbar Compatibility: Downside biconnect

• 9 mm Pitches (Modules): 6

• Connections – Terminals: Tunnel type (downstream) 0.5…35 mm² rigid

• Wire Stripping Length: 14 mm (top/bottom)

• Tightening Torque: 3.5 N·m (top/bottom)

• Local Signalling / CPI: Without / No

• Control Type: Toggle

• Dimensions (W × H × D): 54 mm × 81 mm × 70 mm

• Net Weight: 0.36 kg

• Colour: White (RAL9003)

• IP Degree of Protection: IP20 (IEC 60529)

• Mechanical Durability: 20,000 cycles

• Electrical Durability: 10,000 cycles

• Pollution Degree / Overvoltage Category: 2 / II

• Tropicalisation: 2 (IEC 60068-1)

• Operating Altitude: 0…2000 m

• Operating Temperature: −25…70 °C

• Storage Temperature: −25…85 °C

• Standards / Certification: EN/IEC 60898-1; VDE

Safety Note
Install and commission by a licensed electrician. Verify coordination with upstream protective devices and observe ambient temperature and torque limits during installation.