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Description
The Hager CDA440DY is a 4-pole residual-current circuit breaker with a 6 kA breaking capacity, 40 A rated current, and 30 mA sensitivity. It combines overcurrent and earth-leakage protection in a single modular device for DIN-rail mounting. The unit trips within milliseconds when differential current exceeds 30 mA, interrupting fault currents up to 6 kA. Its design occupies four standard modules in electrical distribution boards.
Key Features
- 4-pole design
- 6 kA breaking capacity
- 40 A rated current
- 30 mA sensitivity
- Model CDA440DY
- Brand Hager
Specifications
Brand: Hager
Model Number: CDA440DY
Product Type: residual-current circuit breaker
Poles: 4
Breaking Capacity Ka: 6
Rated Current A: 40
Sensitivity Ma: 30
€104,01