Hitachi YUTAKI M RASM-3WF2E Installation And Operation Manual page 3

General Index
1. General Information
1.1 General information ..........................................................................................7
1.2 Applied Symbols ................................................................................................7
1.3 Product guide ....................................................................................................8
1.3.1 Classification of the units ........................................................................8
1.4 Product list .........................................................................................................9
1.4.1 Unit Controller Accessory ........................................................................9
2. Name of parts and dimensional data
2.1 RASM-(3/4)WF2E .............................................................................................11
3. Electrical data ...........................................................................................................12
3.1 Considerations .................................................................................................13
4. Working range ..........................................................................................................14
4.1 Power supply working range ...........................................................................15
4.2 Temperature working range ............................................................................15
4.2.1 Space heating ........................................................................................15
4.2.2 DHW .......................................................................................................16
4.2.3 Swimming pool heating .........................................................................16
4.2.4 Space cooling .........................................................................................17
4.3 Hydraulic working range ..................................................................................17
4.3.1 Hydraulic data ........................................................................................17
4.3.2 Pump performance curves ....................................................................18
5. Drain and water piping
5.1 Outdoor Unit Draining Operation ...................................................................20
PMEN0657 rev.0 - 02/2024
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.......................................................................10
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