Table Of Contents - Viessmann VITOTRONIC 200 Service Instructions Manual

Index
Index
1. Information
2. Introduction
3. Function description
4
Symbols ................................................................................................. 15
Scope of functions ................................................................................. 16
System examples ............................................................................... 16
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Appliance types ..................................................................................... 16
Compact brine/water heat pumps
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Air/water heat pumps for indoor and outdoor installation, monoblock
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version ........................................................................................... 17
Air/water heat pumps with indoor and outdoor unit, split version
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Air/water heat pumps with indoor and outdoor unit, monoblock ver-
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sion ............................................................................................. 20
Refrigerant circuit controller ................................................................ 23
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Setting levels ......................................................................................... 24
System user ........................................................................................ 24
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Contractor ........................................................................................... 24
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Programming unit .................................................................................. 25
Primary source ice store/Solar air absorber
Summer mode .................................................................................... 26
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Operation with external heat generator (not for compact appliances) 27
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Monitoring the absorber circuit ........................................................... 27
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2-stage refrigerant circuit
Switching on the compressor ............................................................. 28
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Switching off the compressor .............................................................. 28
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Heat pump cascade
Integrating a heat pump control unit into LON .................................... 30
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Calling up heat pumps ........................................................................ 31
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Shutting down heat pumps ................................................................. 32
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External functions .................................................................................. 32
Overview of external functions ........................................................... 32
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External hook-up for heating/cooling circuits ......................................... 33
Connection ......................................................................................... 33
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Parameter settings ............................................................................. 33
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Signal effects ...................................................................................... 34
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Set flow temperatures ......................................................................... 34
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Power-OFF ............................................................................................ 34
Smart Grid ............................................................................................. 35
Connection to EA1 extension ............................................................. 35
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Connection to heat pump control unit ................................................. 36
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Functions ............................................................................................ 36
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Booster heaters ..................................................................................... 37
External heat generator ...................................................................... 38
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Instantaneous heating water heater ................................................... 39
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DHW heating ......................................................................................... 40
DHW heating by the heat pump ......................................................... 40
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DHW reheating with booster heaters .................................................. 42
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Solar DHW heating ............................................................................. 43
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Frost protection ................................................................................... 43
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Buffer cylinder ........................................................................................ 43
Overview of buffer cylinders ............................................................... 44
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Buffer cylinder in conjunction with heat pump cascade
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Heating the buffer cylinder with the heat pump .................................. 45
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Heating the buffer cylinder with booster heaters ................................ 46
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Stop optimisation ................................................................................ 46
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Cooling of the heating water/coolant buffer cylinder
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Frost protection ................................................................................... 47
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Low loss header ..................................................................................... 47
Heating circuits/cooling circuits .............................................................. 48
.................................................. 16
...................................... 26
[6] ............................................................. 27
/ ................................................................ 29
17
/ ....... 45
/ ............ 46