Our products have approval and certification by Central Mining Research Institute ( C.M.F.R.I. ) for Gas group – I and gas group – II–A and II–B for zone 1 & 2 areas, Suitable for T6 temperature zone. These brakes are electromagnetically actuated single disk with two friction surfaces. The braking power is applied by means of compression springs. The braking torque is generated in the power off state or in event of power failure condition.