Siemens 5SV3647-6 is a 4-pole residual-current circuit breaker from the SENTRON family, rated 80 A with 300 mA sensitivity, Type A (AC and pulsating DC). Instantaneous tripping, designed for 230/400 V AC networks.
Panel fit and installation
Occupies 4 modular units on 60 mm grid DIN rail — 72 mm wide, 90 mm high, 70 mm deep. Any mounting position, top or bottom feed. Install in a distribution board with IP20 protection once wired. Ambient operating range -25 °C to 45 °C; storage down to -40 °C. Overvoltage category III. Silicon-free construction suited for sensitive environments.