MHA 184 Ex
Manual call point
The Manual Call Point MHA 184 Ex is intended for manual fire signalling by a person discovering the fire. It is used for the analogue addressable system or conventional loops of Fire Detection and Fire Alarm System LITES.
The Manual Call Point MHA 184 is intended for use at places unprotected against weather influences wherever it suits its IP protection and climatic resistance. The Manual Call Point MHA184 meets requirements of standard EN 54 -11.
Primarily indended for hazardous areas, certificate number is FTZÚ 17 ATEX 0049X. Has increased level of protection for explosive gas atmosphere Gc and high level of protection forexplosive atmosphere with dust Db, furthermore is designed for areas where lightweight detectors cannot be used, for example where increased mechanical resistance is required.
The Manual Call Point connects to the addressable control panels MHU 109, MHU 110, MHU 111, MHU 115, MHU 116, MHU 117 and conventional control panels MHU, 102, MHU 103, MHU106, MHU 108 and MHU 113.
The Manual Call Point can be used in addressable system or in conventional system with current and voltage detection loops as a direct replacement of MHA 101, MHA 144, MHA 181, MHA 182 and MHA 183.To the Manual Call Point can be connected Remote Indicator MHS 409, MHS 408, eventually MHS 407.
Addressing and setting of a Manual Call Point is carried out using preparation MHY 535.