Doepke Main Switch DHS4-63 4-Pole 63 A DIN Rail 09900007

The Doepke DHS4-63 is a 4-pole main switch / disconnector rated at 63 A, engineered for reliable load isolation in industrial and commercial electrical installations. Its robust construction and high switching capacity make it ideal for safely disconnecting power to machinery, distribution boards, and control circuits.

Advantages

This main switch offers exceptional durability with a mechanical endurance of 20,000 cycles and an electrical endurance of 1,500 cycles under AC-23A conditions. The red actuator provides clear visual status indication, while the screw terminals accommodate conductors up to 35 mm² solid or 25 mm² flexible, ensuring secure and versatile connections. With a rated impulse withstand voltage of 6 kV and compliance with IEC/EN 60947-3, the DHS4-63 delivers dependable performance even in demanding environments.

Suitable for

• Main disconnection of industrial machinery and control panels
• Distribution boards in commercial buildings
• HVAC and pump systems requiring frequent isolation
• Photovoltaic installations (DC side isolation)

Key specifications

• Rated current: 63 A
• Number of poles: 4
• Rated operational voltage: 400 V AC (up to 690 V AC)
• Rated insulation voltage: 690 V
• Rated operational power (AC-23A, 400 V): 30 kW
• Mounting: DIN rail (EN 60715)
• Degree of protection: IP20 terminals, IP65 front when installed in suitable enclosure
• Operating temperature: -25 to +50 °C
• Width: 4 modules

Recommendations

For optimal safety and longevity, install the DHS4-63 in an enclosure with adequate ventilation and ensure proper torque on screw terminals. Pair with Doepke residual current devices and miniature circuit breakers for a complete protection solution.