Electrical faults in simple air conditioning systems. Simulation of a simple air conditioning system with compressor, fan and thermostat.

Features

• simulation of a simple air conditioning system with compressor, fan and thermostat, investigation of key electrical components from air conditioning technology, simulation of 15 faults.

• Learning objectives/experiments, electrical design and principle of operation of simple air conditioning systems, read and understand electrical circuit diagrams, design and operation of electrical components in an air conditioning system, start-up capacitor, start-up relay, overheat protection, main contactor, automatic fuse, on/off switch, speed switch, thermostat ,fault finding in electrical components, in idle state, under mains voltage.

Specification

• experimental unit from the practical series for the training of mechatronics engineers for refrigeration

• simulation of the electrical circuit of a simple air conditioning system for cooling

• real control circuits with electrical components, simulated load circuits

• electrical simulation of compressor and fan

• temperature control with thermostat and compressor

• fan with 2 adjustable speeds

• operating states of the simulated components indicated via lamps in the circuit diagram

• circuit diagram depicted on the front panel,[9] identification of 15 faults: multimeter, measures voltages or resistances at the lab jacks.

• Technical data: Simulated  compressor, start-up current: >3A, Electrical components for the compressor, start-up capacitor, start-up relay, overheat protection (bimetallic). Electrical components for the fan, on/off switch, speed switch.

• Thermostat: -5...35°C, General safety devices, main contactor, automatic fuse,230V, 50Hz, 1 phase