3(43)
Contents
1.
General Description ........................................................................................ 6
1.1
Coding Principle ...................................................................................... 7
1.2
Features .................................................................................................. 7
1.3
Technical Specifications ......................................................................... 9
1.3.1
External Dimensions ..................................................................... 9
1.3.2
Specification List......................................................................... 10
1.4
Safety Regulations ................................................................................ 12
1.4.1
Security Labels ........................................................................... 12
1.5
Exemption Clause ................................................................................. 13
2.
Structural Features and Working Principle ................................................. 14
2.1
Main Functions...................................................................................... 14
2.1.1
Working Principle........................................................................ 14
2.2
Main Components and Functions ......................................................... 16
2.2.1
Compressor ................................................................................ 16
2.2.2
Condenser .................................................................................. 16
2.2.3
Drying Filter ................................................................................ 16
2.2.4
Thermal Expansion Valve ........................................................... 17
2.2.5
Evaporator .................................................................................. 17
2.2.6
High and Low Pressure Controller .............................................. 17
2.2.7
Fluid Reservoir ........................................................................... 18
2.3
Options ................................................................................................. 19
2.3.1
Refrigerant Indicator ................................................................... 19
2.3.2
Liquid Pipe Solenoid Valve ......................................................... 19
2.3.3
Hot-gas By-pass Valve ............................................................... 19
2.3.4
Flow Switch ................................................................................ 20
2.3.5
Liquid Level Indicator .................................................................. 20
2.4
Main Electrical Components ................................................................. 21
2.4.1
Thermal Overload Relay ............................................................. 21
3.
Installation and Debugging ........................................................................... 22
3.1
Installation Notices ................................................................................ 22
3.2
Installation Diagram .............................................................................. 24
3.3
Power Connection ................................................................................. 24
