Midea ATOM MDV-V48WDHN1 - Combination Ratio

Atom B Series VRF 50/60Hz
7
Part 1 –
General Information
4 Combination Ratio
Table 1-4.1: Indoor and outdoor unit combination ratio limitations
Type Minimum combination ratio Maximum combination ratio
Atom Series outdoor units
45%
130%
Table 1-4.2: Combinations of Indoor and outdoor units
Outdoor unit capacity
Sum of capacity indexes of
connected indoor units (standard
indoor units only)
Number of connected
indoor units
kBtu/h
Capacity
index
28 28
12.6 to 36.4 1-4
36 36 16.2 to 46.8 1-6
42 42 18.9 to 54.6 1-7
48 48
21.6 to 62.4 1-8
56 56
25.2 to 72.8 1-9
Combination ratio =
Sum of capacity indexes of the indoor units
Capacity index of the outdoor unit