Electrical Wiring - Hitachi RAS-2-HVNP Service Manual

4. Electrical wiring

Index
4.1. General notes ........................................................................................................................................ 88
4.1.1. General check ........................................................................................................................................... 88
4.2. Electrical wiring connection for the outdoor unit .................................................................................... 90
4.3. Setting the DIP switches for the outdoor unit ........................................................................................ 92
4.3.1. Quantity and position of DIP switches ....................................................................................................... 92
4.3.2. Function of the of DIP switches and RSW switches .................................................................................. 93
4.3.3. Jumpers ..................................................................................................................................................... 97
4.3.4. LED's indication ......................................................................................................................................... 97
4.4. Common wiring ..................................................................................................................................... 98
4.4.1. Electrical wiring between outdoor and indoor unit ..................................................................................... 98
4.4.2. Wire size .................................................................................................................................................... 99
4.5. H-LINK II system ................................................................................................................................. 101
4.5.1. Features .................................................................................................................................................. 101
4.5.2. Specifications .......................................................................................................................................... 101
4.5.3. DIP Switch setting for twin, triple and quad systems ............................................................................... 102
4.5.4. Examples of the system of connection between H-LINK and H-LINK II units ......................................... 103
4.5.5. Examples of H-LINK II system ................................................................................................................. 104
4.6. System Control .................................................................................................................................... 106
4.6.1. Individual Operation ................................................................................................................................. 106
4.6.2. Simultaneous Operation .......................................................................................................................... 107
4.7. Electrical wiring diagrams.................................................................................................................... 108
4.7.1. RAS-(2-2.5)HVNP / RAS-3HVNC (1~ 230V 50Hz) ................................................................................. 108
4.7.2. RAS-3HVNPE (1~ 230V 50Hz) ............................................................................................................... 109
4.7.3. RAS-(4-6)HVNPE (1~ 230V 50Hz) ...........................................................................................................110
4.7.4. RAS-(4-6)HNPE (3N~ 400V 50Hz) ..........................................................................................................111
4.7.5. RAS-(4-6)HVNCE (1N~ 230V 50Hz) ........................................................................................................112
4.7.6. RAS-(4-6)HNCE (3N~ 400V 50Hz) ..........................................................................................................113
4.7.7. RAS-(8-10)HN(P/C)E (3N~ 400V 50Hz) ..................................................................................................114
4.7.8. RAS-12HNP (3N~ 400V 50Hz) - Preliminary data ...................................................................................115
4.7.9. RAS-12HNC (3N~ 400V 50Hz) - Preliminary data ...................................................................................116
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SMGB0079 rev.0 - 01/2013
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