2 stage double acting B type with cylinder, heavy duty, after cooling air composer driven by flange mounted squirrel cage electric motor, direct coupled to the composer crankshaft extension. The prime mover is a 125 H.P. drip proof flange mounted single bearing, squirrel cage, induction motor, 6 pole, insulating class B.

380/415 voltage, 3 phase at 50 cycles. The motor terminal box is arranged with conduit knockout entries.

Automatically star delta starter with 3 fully interlocked contractors’ suitable overloads, synchronous motor timer and start/ stop push buttons enclosed in a transparent hose proof and shatter proof enclosure.

The compressor will provide a maximum working pressure of 125 p.s.i and 500 c.f.m with 3 m loading stages and is complete with automatic valve unloading device, air intake filter, silencer, gear type lubricating pump, forced feed cylinder pressure, instrument panel with gauges for oil intercooler and water flow indicator. Protection equipment comprising a lubricating discharge air temperature fitted as standard.

An after cooler is provided with cooling water consumption of 300 gallons/hour at 60°F and fitted with moisture trap and air receiver, built to BS 487 complete with pressure gauge, safety valve, drain cock, inlet and outlet connections and inspection openings. Capacity 60 cu.ft.