Bitzer 2KTE, Operating Instructions Manual

Page: 2 / 48

KB-130-7 2
Table of contents
1 Introduction............................................................................................................................................................ 3
1.1 Also observe the following technical documents ........................................................................................... 3
2 Safety .................................................................................................................................................................... 3
2.1 Authorized staff.............................................................................................................................................. 3
2.2 Residual risks ................................................................................................................................................ 3
2.3 Safety references........................................................................................................................................... 3
2.3.1 General safety references.................................................................................................................. 4
3 Application ranges ................................................................................................................................................. 4
4 Mounting................................................................................................................................................................ 5
4.1 Vibration dampers.......................................................................................................................................... 5
4.2 Shut-off valves / connections......................................................................................................................... 6
4.3 Connections and dimensional drawings ........................................................................................................ 7
5 Line start permanent magnet motor (LSPM) ....................................................................................................... 10
5.1 Overload protection for LSPM motors ......................................................................................................... 11
6 Commissioning .................................................................................................................................................... 11
6.1 Evacuation ................................................................................................................................................... 11
6.2 Charging refrigerant..................................................................................................................................... 11
6.2.1 Single stage systems without intermediate pressure receiver ......................................................... 12
6.2.2 Single stage systems with intermediate pressure receiver .............................................................. 12
6.2.3 Medium temperature and low temperature booster systems........................................................... 12
6.3 Compressor start ......................................................................................................................................... 13
6.3.1 Checking the operating data ............................................................................................................ 13
7 Operation............................................................................................................................................................. 14
7.1 Operating temperatures and lubrication conditions ..................................................................................... 14
7.2 Regular checks ............................................................................................................................................ 14
7.3 Measures to be taken in case of inadvertent CO
2
emission......................................................................... 15
8 Pressure and saturated vapour temperature table for CO
2
................................................................................. 15