Hitachi RAM-52QH5, Service Manual

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TRIPLE SYSTEM MULTI R.A.C. RAM-53QH5
CONNECTING POSISION TO BE ABLE TO INSTALL
POSSIBLE COMBINATIONS
TO INSTALL
(kW)
CONNECTING POSITION ON
OUTDOOR UNIT
(VALVE DIAMETER)
(mm)
No.1 No.2
SUITABLE ROOM SIZE
TO INSTALL
(m
2
)
No.3
6.35/9.52D 6.35/9.52D 6.35/9.52D
TWO UNITS
THREE UNITS
1.8+1.8+1.8
1.8+1.8+2.5
(8-12) + (8-12) + (8-12)
(8-12) + (8-12) + (11-17)
1.8
1.8
1.8
1.8
1.8
2.5
1.8+1.8
1.8+2.5
1.8+3.5
1.8+5.0
2.5+2.5
2.5+3.5
(8-12) + (8-12)
(8-12) + (10-16)
(7-9) + (15-22)
(6-9) + (18-27)
(12-15) + (12-15)
(11-14) + (14-18)
1.8
1.8
1.8
1.8
2.5
2.5
1.8
2.5
3.5
5.0
2.5
3.5
3.5+3.5 (13-16) + (13-16) 3.5 3.5
2.5+5.0 (10-12) + (18-20) 2.5 5.0
2.5, 3.5, 4.0, 5.0 means indoor units cooling capacity class.
(1) Marking
: needs flare adapter (9.52 12.7D): Part No. TA261D-4 001
(2) Suitable room size is determined based on the conditions below:
• Climate is in the temperate zone like Tokyo, Japan.
• For usual residential use.
• Smaller figure is for light construction which means light thermally sealed.
• Larger figure is for heavy constructions, which means well thermally sealed.
1.8+1.8+3.5 (7-11) + (7-11) + (14-21) 1.8 1.8 3.5
1.8+2.5+2.5 (7-11) + (10-15) + (10-15) 1.8 2.5 2.5
2.5+2.5+2.5 (10-11) + (10-11) + (10-11) 2.5 2.5 2.5