Core Technical Parameters
Table Parameter Item Specifications Number of Poles 3-pole Normally Open (3NO) Rated Current (AC-3) 18A @ 400V Rated Current (AC-1) 32A Compatible Motor Power 7.5kW (400V) / 4kW (230V) Auxiliary Contacts Standard 1NO + 1NC Coil Voltage AC: 24V/110V/220V/380V; DC: 24V/48V/110V Protection Rating IP20 Mechanical Life 15–30 million cycles AC-3 Electrical Life Approx. 2 million cycles Mounting Method 35mm DIN Rail / Panel Mount Dimensions 45mm × 80mm × 93mm Weight Approx. 380g
3. Functions and Applications Modular Design: Can be equipped with auxiliary contacts, delay heads, mechanical interlock modules, and is compatible with reversible/ Suitable for star-delta starting and other scenarios.
High-efficiency arc extinguishing: Optimized arc extinguishing system, extending contact life.
Convenient wiring: Cage-type terminals, supports 1.5–10mm² cables.
Typical applications: ≤7.5kW three-phase motor control, fans/pumps/automation equipment, PLC control cabinets, power distribution cabinets.