Siemens SIRIUS Electronic Circuit Breaker 20A 3RV2, 3 channels , DIN Rail Mount

The Siemens Circuit Breaker offers robust protection for transformers, featuring a compact size adaptable to various installation environments. Specifically designed to meet UL 489 and CSA C22.2 No.5 standards, it ensures reliable operation under demanding conditions. Its thermal overload release function and impressive breaking capacity make it ideal for safeguarding electrical circuits against short circuits. With a product extension for an auxiliary switch and a wide ambient temperature operational range it stands out for its versatility and efficiency.

Operates effectively in a broad temperature range, from 20°C to +60°C
Mechanically resilient with a service life extending up to 100,000 cycles
Compact size allows for flexible installation in various environments
Screw type terminal connections provide secure and easy installation
Complies with international safety standards for peace of mind