Swegon BlueBox Zeta Rev Series, Installation, Use And Maintenance Manual

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We reserve the right to make changes without any prior notice. Translation from original instructions
5.1 Intended use 28
5.2 Unintended use 28
5.3 Control and safety devices 29
5.4 Principles of operation 29
5.5 Structure 29
5.6 Specifications 29
5.7 Control panels 30
5. 7 . 1 Parametric control
30
5. 7 .2 Programmable control
32
5.8 Wiring diagram 32
6 Installation 33
6.1 Dimensions and weight 33
6.2 Installation site 33
6.3 Installation 34
6.3. 1 External positioning
34
6.3.2 Noise attenuation
36
6.3.3 Minimum distances
36
6.4 Hydraulic connections 37
6.5 System components 39
6.5. 1 Installation of pressure sensors
39
6.5.2 Installation of temperature sensor
40
6.6 Electrical connections 41
6.7 Refrigeration connections 42
6. 7 . 1 Piping implementation
42
6. 7 .2 LE version: unit installed at a higher level than the remote exchanger
43
6. 7 .3 LE version: unit installed at a lower level than the remote exchanger
44
6. 7 . 4 LE/HP version: unit installed at a higher level than the remote exchanger
44
6. 7 .5 LE/HP version: unit installed at a lower level than the remote exchanger
45
6.8 Expansion valve 45
6.9 Vacuum and refrigerant charge 46
6.10 Topping up with oil 47
7 Commissioning 48
7.1 Preliminary operations 48
7 . 1 . 1 Checking the pre-charge of the expansion vessel
49
7 . 1 .2 Checking the volume of the expansion vessel
50
7 . 1 .3 Preliminary operations for LE and LE/HP units
51
7 . 1 . 4 Preliminary operations for the Free Cooling No Glycol circuit
51
7.2 First starting 52