The Wiring Of Electrical Components Is A Typical Task In The Field Of Refrigeration. Besides The Design And Operation Of The Individual Components, Knowledge About The Interaction Of The Components In Circuits Is An Important Learning Objective. Safety Aspects Also Play An Important Role. With This Knowledge And These Skills Can Be Acquired.
The Electrical Components Are Arranged Clearly Visible. All Components Are Connected On Terminal Blocks. Using The Cables Included In The Scope Of Delivery It Is Possible To Set Up Different Circuits Correctly And Operationally. Lamps Simulate The Consumers. All Components Are Operated And Tested With Mains Voltage To Provide High Relevance For Practice.
Learning Objectives And Experiments
- Read, Understand, Wire And Test Electric Circuit Diagrams
- Design And Operation Of Electrical Components From Refrigeration
- Start-Up Capacitor
- Operating Capacitor
- Start-Up Relay
- Time Relay
- Timer
- Circuit Breaker
- Start-Up Current Limiter
- Contactors
- Pressure Switch
- Thermostat
- Solenoid Valve
- Design And Testing Of A Safety Chain
- Star / Delta Connection
- Change Of Direction Of Rotation In An Alternating Current Circuit
- Safety Aspects When Handling Mains Voltage
Specification
- Experimental Unit From The Practical Series For The Training Of Mechatronics Engineers For Refrigeration
- Design And Investigation Of Circuits With Electrical Components From Refrigeration
- Electrical Components Mounted Clearly Visible And Connected On Terminal Blocks
- 1 Set Of Cables With Wire End Ferrules For Wiring Electrical Components On Terminal Blocks
- 3 Pressure Switches, 2 Thermostats, 1 Solenoid Valve, 1 Timer, 4 Circuit Breakers, 5 Contactors, 3 Relays, 2 Capacitors
- 5 Lamps To Simulate Consumers
Technical Specification
- 3 Pressure Switches
- High Pressure: 8…32bar
- Low Pressure: -0,9…7bar
- Differential Pressure: 0,3…4,5bar
- 2 Thermostats: -5…20°C
- 1 Timer
- 2 Switchable Outputs
- Switching Time: 1…60min
- 4 Circuit Breakers
- Bimetallic Circuit Breaker
- Thermistor Circuit Breaker
- Circuit Breaker With Start-Up Current Limiter
- Adjustable Protection Relay
- 5 Contactors
- 2x: 3 NO, 1 NC
- 3x: 4 NO
- 3 Relays
- Electromagnetic Start-Up Relay
- PTC Start-Up Relay
- Time Relay
- Start-Up And Operating Capacitor: 15µf, 80µf
- 400V, 50Hz, 3 Phases
- 400V, 60Hz, 3 Phases; 230V, 60Hz, 3 Phases
