Gas leak detectors for methane gas and LPG for civil environments with catalytic sensor and pre-alarm (Sicurgas P21–P22)

General Features: Catalytic sensor for gas detection (can be replaced); Shockproof insulating material casing; Internal visual and acoustic alarms; Sicurgas has three warning lights: green LED – indicates that the detector works properly, yellow LED – indicates detector failure, red LED – indicates the gas presence in the environment (ALARM); Sensor life time approximately 5 years (in clean air) from installation; The used relay is sealed and filled with inert gas, which ensures in any case the absolute absence of sparks during switching phases; Internal switch for choosing the functioning mode of the relay: stable or impulse.

Electric Features: Power supply: 230Vac 50Hz; Consumption: 4 VA; Output through 2 electromagnetic relays; Contacts rating: 6(2)A – 250Vac; Maximum power of the controlled valve: 450VA.