Bitzer 2MTE-4K - English

KB-130-616
Table of contents
1 Introduction..........................................................................................................................................................17
1.1 Also observe the following technical documents .........................................................................................17
2 Safety ..................................................................................................................................................................17
2.1 Authorized staff............................................................................................................................................17
2.2 Residual hazards .........................................................................................................................................17
2.3 Safety references.........................................................................................................................................17
2.3.1 General safety references................................................................................................................ 18
3 Application ranges...............................................................................................................................................18
4 Mounting..............................................................................................................................................................19
4.1 Vibration damper .........................................................................................................................................19
4.2 Shut-off valves / weld connections ..............................................................................................................19
4.3 Connections and dimensional drawings ......................................................................................................20
5 Commissioning ....................................................................................................................................................23
5.1 Evacuation ...................................................................................................................................................23
5.2 Charging refrigerant.....................................................................................................................................23
5.2.1 Single stage systems without intermediate pressure receiver......................................................... 24
5.2.2 Single stage systems with intermediate pressure receiver.............................................................. 24
5.2.3 Medium temperature and low temperature booster systems........................................................... 24
5.3 Compressor start .........................................................................................................................................25
5.3.1 Checking the operating data............................................................................................................ 25
6 Operation.............................................................................................................................................................26
6.1 Operating temperatures and lubrication conditions .....................................................................................26
6.2 Regular tests................................................................................................................................................26
6.3 Measures to be taken in case of inadvertent CO
2
emission.........................................................................27
7 Pressure and saturated vapour temperature table for CO
2
.................................................................................27