Electrical Faults in Refrigerant Compressors Vocational Training Equipment Compressor Training Equipment

SR2035 Electrical Faults in Refrigerant Compressors Vocational Training Equipment Compressor Training Equipment

Learning Objectives / Experiments

– Electrical connection of refrigerant compressors

– Read and understand electrical circuit diagrams

– Design and operation of the electrical components of a refrigerant compressor

* start-up capacitor

* start-up relay

* operating capacitor

* overheat protection

* main contactor

* automatic fuse

– Fault finding in electrical components

* in idle state

* under mains voltage

Specification

[1] Experimental unit from the practical series for the training of mechatronics engineers for refrigeration

[2] Investigation of the electrical components for the operation of a refrigerant compressor

[3] Real refrigerant compressor from practice

[4] Electrical components for the start and operation of the compressor arranged in the transparent switch cabinet

[5] General safety devices mounted clearly visible

[6] Circuit diagram depicted on the front panel

[7] Identification of 15 faults: multimeter measures voltages or resistances at the lab jacks

Technical Data

Refrigerant compressor

– power consumption: approx. 870W

Electrical components for the compressor

– start-up capacitor

– start-up relay

– operating capacitor

– overheat protection (bimetallic)

General safety devices

– main contactor

– automatic fuse

Dimensions and Weight

LxWxH: 900x400x650mm

Weight: approx. 60kg

Connections

230V, 50/60Hz, 1 phase or 120V, 60Hz, 1 phase