Block of sound explosion-proof type BZV

BZV type explosion-proof sound block is used as Ex-component in emergency notification and fire alarm systems. The BZV unit is designed for use as a sound warning and provides sound signal in hazardous areas in accordance with the "Rules of the device of electrical installations" PEU, Chapter 7.3 "Electrical installations in hazardous areas", GOST 31610.10 and other regulatory documents governing the installation of electrical equipment in hazardous areas in accordance with the marking of the type of explosion protection.
explosion-proof equipment, e.g. PBC posts, cabinets, etc.
cabinets of SHUS type, etc. BZV - are designed to be built into flameproof enclosures of explosion-protected equipment of groups I and II (RV, IIA, IIB, IIC), as well as enclosures of explosion-proof equipment of increased reliability against explosion of groups I and II (RP, IIA, IIB, IIC)..