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The Weidmüller HB Series circuit breaker is an AC/DC UL 489 branch circuit breaker utilizing hydraulic-magnetic technology for reliable operation. This ultra-compact module is 13 mm wide and features a lever actuator with ON and OFF indication. It is suitable for electrical isolation and offers 100% rating capability independent of ambient temperature.
With a 3-pole configuration, this breaker supports a maximum current rating of 32A and a voltage rating of 240 Vac or 80 Vdc. It is designed for DIN rail mounting and operates within an ambient temperature range of -40 °C to +85 °C. The breaker has an endurance rating of 10,000 operations.
Applications for this circuit breaker include AC branch circuit protection, telecom and datacom equipment, lighting control, UPS equipment, alternative energy systems, mobile power-generation, railway signaling, residential, and industrial equipment.
The maximum operating voltage is 240 Vac and 80 Vdc under UL 489, and up to 415 Vac under IEC/EN 60947-2.
The ambient operating temperature range is -40 °C to +85 °C.
It is designed for DIN rail mounting.
The time delay curves are Instantaneous, Short, Medium, and Long.
It is listed under UL 489 and complies with IEC/EN 60947-2, with additional approvals from CCC, CE, and VDE.
The rated impulse withstand voltage is 4 kV per IEC 60947-2.