Calculation of the supplementary refrigerant to be added
The refrigerant quantity to be added is dependent on the dimensioning and length of
all liquid pipes
, as well
as the number of Y-pieces and distribution units used. In the following you will find an example and a blank
drawing for calculating the refrigerant quantity to be added.
A
B
2
3
3
B
2
7m 1/4“
8m 3/8“
9m 1/4“
6m 1/4“
7m 3/8“
8m1/4“
8m 3/8“
2m 3/8“
27m 3/8“
1
4
Fig. 22: Example combination for calculating the supplementary refrigerant to be added
A: Outdoor area
B: Indoor area
1: Outdoor unit
2: Indoor units of the series MVD or MVW
3: Distributor
4: Y-piece
Component
Number
Fill factor
Additional fill
quantity
Length of the liquid pipe 1/4"
30 m
0.023 kg/m
0.69 kg
Length of the liquid pipe 3/8"
52 m
0.060 kg/m
3.12 kg
Number of distribution units in the liquid pipe
2
0.1 kg/unit
0.2 kg
Number of Y-pieces in the liquid pipe
1
0.1 kg/unit
0.1 kg
Sum
4.11 kg
REMKO MVV...DC
28
Summary of Contents for MVV 1200 Dc
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