61
PMML0600 rev.0 - 06/2022
5
MINIMUM WA
TER V
OL
UME DESCRIP
TION
DRAIN AND WA
TER PIPING
value is approximately 85% of the heating capacity on the unit under standard conditions
(air temperature: 6/7ºC (WB/DB) and input/output temperature of the water: 40 / 45ºC)
NOTE
The maximum time for defrosting considered is 6 minutes per hour.
The following table shows the minimum water volume needed in each unit.
11
12
13
16
Water temperature drop
Volume (L)
5ºC
350
382
414
510
10ºC
175
191
207
255
15ºC
117
127
138
170
20ºC
88
96
104
127
25ºC
70
76
83
102
30 ºC
58
64
69
85
NOTE
•
The values shown on the table are based on theoretical installation conditions. In addition
YUTAKI units admits several hydraulic circuits configurations, and the value can be different
depending on each specific installation.
•
Therefore, it rests with the client to recalculate these values depending on the real conditions of
the installation.