Viessmann 302.DS230, Installation And Service Instructions For Contractors

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1. Safety and liability Occupational safety ............................................................................... 6
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Electrical connections ......................................................................... 6
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Work on the heat pump ...................................................................... 7
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Work on the refrigerant circuit ............................................................. 7
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Work on the casing ............................................................................. 7
2. Information Disposal of packaging ............................................................................ 8
Symbols ................................................................................................. 8
Intended use .......................................................................................... 8
Product information ................................................................................ 9
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Vitocal 300-G Pro SPS, type BW 302.DS090 to BW 302.DS230 ....... 9
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Vitocal 300-G Pro AW package .......................................................... 9
3. Preparing for installation General information on electrical connection ......................................... 11
Transport and siting requirements: Heat pump ..................................... 11
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Unloading and handling ...................................................................... 11
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Installation room requirements ........................................................... 13
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Minimum clearances ........................................................................... 13
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Anti-vibration base .............................................................................. 14
Transport and siting requirements: Hydraulic module defrost box ........ 15
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Unloading and handling ...................................................................... 15
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Hydraulic module siting requirements ................................................ 17
Requirements for on-site connections ................................................... 18
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Dimensions, Vitocal 300-G Pro SPS .................................................. 18
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Dimensions, hydraulic module defrost box ......................................... 21
Hydraulic connection requirements ....................................................... 21
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Overall hydraulic diagram for ground and water heat sources ........... 22
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Overall hydraulic diagram for heat source air ..................................... 26
Hydraulic connection requirements, hydraulic module defrost box ....... 29
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Hydraulic diagram ............................................................................... 29
4. Installation procedure,
heat pump
Siting the heat pump .............................................................................. 30
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Levelling the heat pump ..................................................................... 30
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Removing the transport brackets ........................................................ 31
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Fitting the back panel, side panels and kicking plates ........................ 32
Hydraulic connections ............................................................................ 33
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Overview of hydraulic connections ..................................................... 33
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Connecting the Vitocal 300-G Pro SPS .............................................. 34
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Fitting the Victaulic couplings ............................................................. 35
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Connecting the primary circuit ............................................................ 36
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Connecting the secondary circuit ....................................................... 36
Electrical connections ............................................................................ 37
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Routing cables to the heat pump wiring chamber .............................. 37
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Overview of electrical connections ..................................................... 38
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External connections .......................................................................... 39
Power supply ......................................................................................... 51
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Control circuit power supply (230 V~) and power circuit (400 V~) ..... 52
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Power supply with power-OFF without on-site load disconnect
(delivered condition) ........................................................................... 53
Mains monitor ........................................................................................ 53
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Electronic soft starter, type SMC ........................................................ 53
Fitting the shaft and dial for the ON/OFF switch and installing the pro-
gramming unit ........................................................................................ 54
Closing the heat pump ........................................................................... 55
5. Installation procedure,
hydraulic module defrost
box
Hydraulic connections ............................................................................ 56
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Overview of hydraulic connections ..................................................... 56
Electrical connections ............................................................................ 56
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Routing cables to the hydraulic module control cabinet ..................... 56
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Overview of electrical connections ..................................................... 57
Index
Index
5837251