ET 171 Compressor Controls Trainer

1 display and control panel (front panel), 2 on/off switch, 3 automatic circuit breaker, 4 starting relay, 5 laboratory sockets, 6 motor circuit breaker, 7 compressor, 8 starting capacitor, 9 pressostat delivery side, 10 manometer delivery side, 11 pressostat intake side, 12 manometer intake side, 13 throttle valve, 14 thermostat with capillary tube, 15 circuit diagram