Combination Ratio - Midea V6R Series Manual

5 Combination Ratio

Combination ratio =
Table 1-5.1: Indoor and outdoor unit combination ratio limitations
Type
VRF indoor units only
VRF indoor units + HT hydro
module units
VRF indoor units + AHUs
VRF indoor units + fresh air
processing units
Fresh air processing units only
Notes:
1. V6R series outdoor units are compatible with the 2nd generation DC VRF indoor unit and 2nd generation AC VRF indoor units (which will be released soon).
2. When HT hydro module units are installed together with VRF indoor units, the total capacity of HT hydro module units must not exceed 100% of the total
capacity of the outdoor units and the combination ratio must not exceed 200%.
3. When AHUs are installed together with VRF indoor units, the total capacity of AHUs must not exceed 50% of the total capacity of the outdoor units and the
combination ratio must not exceed 100%.
4. When fresh air processing units are installed together with VRF indoor units, the total capacity of the fresh air processing units must not exceed 30% of the
total capacity of the outdoor units and the combination ratio must not exceed 100%.
5. HT hydro module units only and AHUs only are not allowed.
Sum of capacity indexes of the indoor units
Capacity index of the outdoor units
Total
combination ratio
50%~200% (Single)
50%~150% (2 units
combination)
50%~130% (3 units
combination)
50%~200%
50%~100%
50%~100%
50%~100%
Allowed combination ratio
HT hydro
1
VRF indoor units
module
50%~200% (Single)
50%~150% (2 units
combination)
50%~130% (3 units
combination)
50%~130% 0%~100%
50%~100%
50%~100%
/
V6R VRF 50/60Hz
AHU
/ /
2 /
/ 0%~50% 3
/ /
/ /
Fresh air
processing units
/
/
/
3
0%~30%
50%~100%
13