Break Glass Manual Call Point

Globally approved to Niece, ATE, UL and cUL standard for all Zone 1, 2, 21 & 22 and Class I/II Div 2 installations. Can also be specified for applications requiring compliance to the UL38 standard for Manual Signaling Boxes for Fire Alarm Systems or ULC-S528 Manual Stations For Fire Alarm Systems. Available with DIN rail terminals or the innovative E2S termination board with dedicated connections for field installed ECOL and/or series devices. SIL 2 compliant to
A manual call point (“MCP”) is an electromagnetically device may form part of either a fire detection and alarm system, emergency warning system or access control system in a building or structure. Manual call points may also be distributed throughout a property (external to a building or structure). A manual call point is manually activated by a person to initiate an alarm signal.
A manual call point can be referred to by a number of names such as;

Features & Operation of a Manual Call Point

The external housing for a manual call point may be made from plastic or metal to suit a variety of environments including (indoor, outdoor and explosive environments).

In its basic form a manual call point comprises a switch, mounted within an enclosure, protected from accidental or malicious activation by a protective frangible (glass) or non-frangible (plastic) cover.
Operation of a Break Glass Manual Call Point

To operate a manual call point a user must press hard on the frangible or non-frangible front of the manual call point.

Operation of a Pull Station

A pull station (North America) a includes a lever that when “pulled down” breaks a retaining glass rod Break Glass Manual Call Point

After activation, the pull station transmits an alarm signal to the fire detection and alarm system.

In preparing this definition, we have drawn from various sources including Legislation, Codes, Standards and industry information, research and knowledge. Like the english language, these definitions may subtly change from time to time. As such these definitions are provided solely on the basis that users will be responsible for making their own assessment of the definition and and are advised to verify all relevant representations, statements and information.

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