R32 Hydraulic Working Range; Hydraulic Data - Hitachi YUTAKI M R32 Series Installation & Operation Manual

4.3 R32 Hydraulic working range

4.3.1 Hydraulic data

◆ YUTAKI M R32
MODEL
Minimum water flow rate (*1)
Maximum water flow rate (*1)
Minimum installation water volume (*2)
Minimum allowable water pressure
Maximum allowable water pressure
◆ YUTAKI Hydrosplit R32
MODEL
Minimum water flow rate (*1)
Maximum water flow rate (*1)
Minimum installation water volume (*2)
Minimum allowable water pressure
Maximum allowable water pressure

NOTE
• (*1): Values calculated based on the following conditions:
» Water inlet/outlet temperature: 30/35 ºC
» Outdoor ambient temperature: (DB/WB): 7/6 ºC
• (*2): Values calculated with an ON/OFF temperature differential value of 4 ºC.
PMML0600 rev.0 - 06/2022
2.0 HP 2.5 HP
m /h 0.5 0.6
3
m /h 1.9 2.0
3
l 28 28
MPa
MPa
4.0 HP
m /h 1.0
3
m /h 2.8
3
l 50
MPa
MPa
4.0 HP 5.0 HP
3.0 HP
0.6 1.0 1.1
2.1 2.8 3.0
28 50 55
0.1
0.3
5.0 HP 6.0 HP
1.1 1.2
3.0 3.0
55 55
0.1
0.3
6.0 HP 7.0 HP
1.2 1.2
3.0 3.0
55 65
7.0 HP
1.2
3.0
65
4
36