Modules “MIG” are automatic devices, which work without external power supply and control systems. The sprinkler valve of module “MIG”  is equipped with a bulb. The temperature of actuation of the bulb can be 68°С, 93°С and 141°С, according to the type of module. The glass bulb is actuated by the temperature during 1 minute. After the actuation of the module, extinguishing agent comes out during 15 seconds.
Powder modules are charged by powder of the highest quality, which affords high extinguishing capacity and universal applying. The construction of the module is based on stored pressure principle of extinguishing substance. It means that powder is always under pressure inside the cylinder.