Table Of Contents; Contents - Hitachi RAC-18WPB Technical Catalogue

CONTENTS

CONTENTS _________________________________________________________________________________ 1
1 SPECIFICATIONS _____________________________________________________________________ 3
1.1. WALL TYPE (RAK-18RPB/25RPB/35RPB/50RPB) ____________________________________________ 3
1.2. WALL TYPE (RAC-18WPB/25WPB/35WPB/50WPB) __________________________________________ 4
2 DIMENSIONAL DATA __________________________________________________________________ 5
2.1. WALL TYPE: RAK-18RPB/25RPB _________________________________________________________ 5
2.2. WALL TYPE: RAK-35RPB/50RPB _________________________________________________________ 6
2.3. WALL TYPE: RAC-18WPB/25WPB ________________________________________________________ 7
2.4. WALL TYPE: RAC-35WPB ______________________________________________________________ 8
2.5. WALL TYPE: RAC-50WPB ______________________________________________________________ 9
3 CAPACITIES TABLE _________________________________________________________________ 10
3.1. CAPACITY CHARACTERISTIC CURVES __________________________________________________ 10
3.1.1. RAK-18RPB/RAC-18WPB ______________________________________________________________ 10
3.1.2. RAK-25RPB/RAC-25WPB ______________________________________________________________ 11
RAK-35RPB/RAC-35WPB ______________________________________________________________ 11
3.1.3.
3.1.4. RAK-50RPB/RAC-50WPB ______________________________________________________________ 12
3.2. CORRECTION FACTORS ACCORDING TO PIPING LENGTH _________________________________ 13
3.3. CORRECTION FACTORS ACCORDING TO DEFROSTING OPERATION ________________________ 15
4 SOUND DATA _______________________________________________________________________ 16
4.1. RAC-18WPB ________________________________________________________________________ 16
4.2. RAC-25WPB ________________________________________________________________________ 17
4.3. RAC-35WPB ________________________________________________________________________ 18
4.4. RAC-50WPB ________________________________________________________________________ 19
5 WORKING RANGE ___________________________________________________________________ 20
5.1. POWER SUPPLY ____________________________________________________________________ 20
5.2. WORKING RANGE ___________________________________________________________________ 20
6 ELECTRICAL DATA __________________________________________________________________ 21
6.1. INDOOR UNIT _______________________________________________________________________ 21
6.2. OUTDOOR UNIT _____________________________________________________________________ 21
7 WIRING DIAGRAM ___________________________________________________________________ 22
7.1. RAK-18RPB, RAK-25RPB, RAK-35RPB, RAK-50RPB ________________________________________ 22
7.2. RAC-18WPB, RAC-25WPB, RAC-35WPB _________________________________________________ 23
7.3. RAC-50WPB ________________________________________________________________________ 24
8 REFRIGERANT CYCLE _______________________________________________________________ 25
8.1. WALL TYPE: RAK-18RPB/25RPB / RAC-18WPB/25WPB _____________________________________ 25
8.2. WALL TYPE: RAK-35RPB / RAC-35WPB __________________________________________________ 25
8.3. WALL TYPE: RAK-50RPB / RAC-50WPB __________________________________________________ 26
9 CONTROL AND FUNCTION ____________________________________________________________ 27
9.1. WIRELESS REMOTE CONTROL FUNCTION ______________________________________________ 27
9.2. AUTO CHANGEOVER ________________________________________________________________ 29
9.3. SHIFT VALUE _______________________________________________________________________ 29
9.4. OPERATION LOCK ___________________________________________________________________ 30
9.5. SETTING THE PREVENTION OF MUTUAL INTERFERENCE __________________________________ 30
9.6. INTERMITTENT FAN SPEED SETTING ___________________________________________________ 31
9.7. FAN SPEED SETTING IN THERMO OFF IN COOLING _______________________________________ 32
9.8. ERROR CODE INFORMATION __________________________________________________________ 33
9.9. ADDITIONAL FUNCTION VIA DIP-SWITCH SETTINGS ______________________________________ 35
9.9.1. AUTO RESTART FUNCTION ___________________________________________________________ 35
9.9.2. HEATING/COOLING ONLY MODE SELECTION ____________________________________________ 35
CONTENTS
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