Core Technical Parameters

Table Parameter Item Specifications Number of Poles 3 Normally Open (3NO) Rated Current (AC-3) 25A @ 400V Rated Current (AC-1) 40A Compatible Motor Power 11kW (400V) / 5.5kW (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 55mm × 85mm × 93mm Weight Approx. 480g

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 1.5–16mm² cables.
Typical applications: ≤11kW three-phase motor control, fans/pumps/automation equipment, PLC control cabinets, power distribution cabinets.