Pressure switches, switches, for piston compressors with three-phase motors, equipped with an unloader valve that facilitates compressor starting and a thermal relay to protect the motor.
three-phase connection 400, 500, 690 V, 50 / 60 Hz.
alternating current, maximum power 15 kW.
maximum working pressure 11 - 16 bar.
pressure interval adjustment between shutdown and startup.
system connections: 1/4", 3/8" and 1/2".
one or four connection holes.
relief valve to facilitate the start of the compressor.
