Fixed Dry Chemical Storage Cylinder

This cylinder stores the dry chemical extinguishing agent. The dry chemical extinguishing agent is delivered to the target area using gas pressure from a gas cartridge.

Gas Cartridges

This consists of a metal cartridge bracket, gas cartridges, pressure regulator, and collecting pipe.

Pilot Cylinder Box

The pilot cylinder is housed in this box, where pressure is supplied to open the valve of the storage cylinders containing the extinguishing agent.

Selector Valve

The selector valve is installed when a bank of cylinders is used to protect multiple hazard areas. The selector valve opens to select the particular protected area where the extinguishing agent will discharge.

Spray Head

This discharges the dry chemical extinguishing agent into the protected area.

Control Panel

The control panel is equipped with manual/automatic/fire indicator lamps, emergency abort button, manual/automatic selector switch, etc.

Manual Activation Device

This device manually starts up the system.

Detector

Heat detector, smoke detector, etc. are used to detect fire.

Dry Chemical Discharge Warning Lamp

Attached near the entrance of a protected area, it lights up when the dry chemical extinguishing agent is released into the area to warn people against entering.

Warning Speaker

Before the dry chemical extinguishing agent is released, an announcement is made over the speaker to evacuate people.