Table of Contents
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Contents
1
1.1
Safety precautions...................................................................................... 3
1.2
Transportation and storage.........................................................................7
1.3
Delivery content, optional equipment and accessories...............................9
1.4
Information regarding the refrigerant R1234ze(E)...................................... 9
1.5
Decommissioning...................................................................................... 10
2
2.1
Heat pump technical data.........................................................................12
3
3.1
Installation site requirements.................................................................... 14
3.2
Main parts................................................................................................. 16
3.3
System design and sizing the heat pump................................................ 17
3.4
Connections and dimensions....................................................................18
3.5
Installing flow switch................................................................................. 18
3.6
Flow diagrams...........................................................................................19
3.7
Electrical connections............................................................................... 26
4
4.1
Prerequisites for commissioning............................................................... 27
4.2
Checking hot circuit.................................................................................. 28
4.3
Checking cold circuit.................................................................................28
4.4
Checking safety valve blow-off pipe......................................................... 29
4.5
Checking refrigerant circuit....................................................................... 29
4.6
Checking electrical connections and the control cabinet.......................... 29
4.7
First start-up.............................................................................................. 30
4.8
Commissioning the system.......................................................................32
4.9
Network and internet connections............................................................ 34
4.10
Master-Slave operation: setting up parallel units..................................... 35
4.11
Setting up distribution condenser/subcooler.............................................37
5
5.1
Main features............................................................................................ 38
5.2
Operating principle.................................................................................... 39
5.3
Heating and cooling.................................................................................. 40
5.4
Coefficient of performance........................................................................42
5.5
Control system.......................................................................................... 42
5.6
Control panel.............................................................................................42
5.7
Control settings......................................................................................... 46
5.8
Cold side settings and warm side settings............................................... 49
5.9
Language, Date and Time, and Ethernet settings....................................51
5.10
Changing user level.................................................................................. 53
EXEP01 2150EN
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