Mitsubishi Electric PQHY-P200YLM-A Service Handbook page 207

[ VIII Test Run Mode ]
(4) Example for Hybrid City Multi system
[P200, P250, P300YLM]
Heat source unit
A
Indoor unit
(15 ~ 50)
(5) Sample calculation for Hybrid City Multi system
Indoor 1: 50
2: 50
3: 50
4: 40
Heat source P250
HWE15060
HBC controller
Indoor unit
(15 ~ 50)
A: ø19.05 42 m
At the
conditions
below:
Indoor unit
(15 ~ 50)
Indoor unit
(15 ~ 50)
The total length of each liquid line is as follows:
ø19.05: A = 42 m, α
Therefore,
<Calculation example>
Additional refrigerant charge
= 42 × 0.16+3.0
= 9.72 kg
* All pipe work except A is water pipe work.
- 198 -
=3.0
1
GB