Table Of Contents - Viessmann Vitocal 300-G Pro Installation And Service Instructions For Contractors

Index
1. Safety and liability
2. Information
3. Preparing for installation
4. Installation sequence
Heat pump application limits ..................................................................
Occupational safety ...............................................................................
Electrical connections .........................................................................
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Work on the heat pump ......................................................................
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Work on the refrigerant circuit .............................................................
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Work on the casing .............................................................................
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Disposal of packaging ............................................................................
Symbols .................................................................................................
Intended use ..........................................................................................
Product information ................................................................................
Vitocal 300-G Pro ...............................................................................
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General information on electrical connection ......................................... 10
Transport and siting requirements ......................................................... 10
Unloading and handling ...................................................................... 10
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Installation room requirements ........................................................... 12
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Minimum clearances ........................................................................... 13
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Anti-vibration base .............................................................................. 14
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Requirements for on-site connections ................................................... 15
Dimensions Vitocal 300-G .................................................................. 15
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Hydraulic connection requirements ....................................................... 16
Primary circuit: brine/water, 1-stage (type BW 301C.090 and
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BW 301.C120) .................................................................................... 17
Primary circuit: brine/water, 2-stage (type BW 302.C090,
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BW 302.C110, BW 302.C140, BW 302.C180 and BW 302.C230) ..... 18
Primary circuit: brine/water, heat pump cascade (type BW 301.C090
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to BW 302.C230) ................................................................................ 19
Heat pump cascade: 1-stage/2-stage (type BW 301.C090 to
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BW 302.C230) .................................................................................... 20
DHW heating (type BW 301.C090 to BW 302.C230) ......................... 21
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Siting the heat pump .............................................................................. 23
Levelling the heat pump ..................................................................... 23
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Removing the transport brackets ........................................................ 24
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Fitting the back panel, side panels and kicking plates ........................ 25
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Making the hydraulic connections .......................................................... 26
Overview of hydraulic connections ..................................................... 26
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Connecting the Vitocal 300-G ............................................................. 27
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Fitting the Victaulic couplings ............................................................. 28
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Connecting the primary circuit ............................................................ 29
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Connecting the secondary circuit ....................................................... 29
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Electrical connections ............................................................................ 30
Routing cables to the heat pump wiring chamber .............................. 30
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Overview of electrical connections ..................................................... 31
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Terminal strip for system components ................................................ 32
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Main PCB with expansion PCB .......................................................... 33
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Message and safety connections (safety chain) with distribution ter-
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minal ................................................................................................... 39
Controller and sensor PCB ................................................................. 42
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Electric booster heater (on-site) ......................................................... 44
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Power supply ......................................................................................... 45
Control circuit power supply (230 V~) and power circuit (400 V~) ..... 45
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Electrical connection requirements ..................................................... 46
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Power supply with power-OFF ........................................................... 47
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Electronic soft starter, type SMC ........................................................ 47
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Fitting the shaft and dial for the ON/OFF switch and installing the pro-
gramming unit ........................................................................................ 49
Closing the heat pump ........................................................................... 49
Index
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