Core Technical Specs
- Poles/Contacts: 4 normally-open (4 NO) main poles, designed for three-phase load switching plus neutral
- Rated Operational Current:
- AC‑1 (non-inductive): 40 A
- AC‑3 (motor-load): 25 A (~11 kW @ 400 V)
- Coil Voltage: 220–240 V AC, compatible with 50 Hz and 60 Hz systems
- Utilization Categories: AC‑3 & AC‑4 per IEC 60947‑4‑1—built for frequent motor control and switching cycles
- Main Contact Voltage Range: Rated up to 690 V AC
- Environmental & Mechanical Specs:
- Ambient temperature: −5 °C to +40 °C
- Maximum altitude: 2000 m
- Certifications: CE, KEMA, VDE, GOST, UL, UKrSEPRO, among others
Typical Applications
- Motor Control: Designed for three-phase motors (~11 kW capacity at 400 V, AC‑3), supporting frequent starts and stops.
- General Load Switching: Useful for lighting circuits, heating elements, pumps, etc.
Panel Integration: DIN/panel-mountable, with slots for auxiliary contact blocks and compatible with thermal overload relays LED
Availability & Notes
Availability & Notes
- Product Status: Some listings note the 240 V coil variant is discontinued by CHINT, though still available from distributors and through repair channels with warranties
- Repair Option: Vendors like Radwell offer refurbished units with their own 2-year warranty
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