Daikin EWAP280MBYNN [96/452] Functional diagram refrigeration circuit ewwd500 540mbynn

Daikin EWLD400MBYNN [96/452] Functional diagram refrigeration circuit ewwd500 540mbynn
Piping Layout ESIE 05-07
1–84 Part 1 – System Outline
3
11
4
5
2.12 Functional Diagram Refrigeration Circuit: EWWD500~540MBYNN
Functional diagram The illustration below shows the functional diagram of the refrigeration circuit of
EWWD500-540 MBYNN. It is also applicable for glycol applications.
1 or 2
R9T
WATER OUT
WATER IN
R6T
FLOWSWITCH
FILTER
FILTER
FLOWSWITCH
R3T
R4T
WATER IN
WATER OUT
Suction stopvalve
(optional)
Suction stopvalve
(optional)
Y26S
Y15S
STRAINER
Y16S
Y25S
STRAINER
ELECTRONIC EXP.
VALVE (EEV)
Y11S
Y21S
S4T
B5P
B2P
B3P
R5T
S3T
S2HP S15HP
S1HP S14HP
.
CONDENSER
Discharge
Stop valve
CHARGE
VALVE
DRIER
STOP VALVE
SIGHT GLASS
WITH MOIST IND.
EVAPORATOR
M2C
M1C
DRIER
EVAPORATOR
CONDENSER
SIGHT GLASS
WITH MOIST IND.
STOP VALVE
CHARGE
VALVE
Discharge
Stop valve
1 or 2
1 or 2
ELECTRONIC EXP.
VALVE (EEV)
1 or 2
B6P
R10T
R7T
MOUNTED IN SWITCHBOX
SAFETY
VALVES
2. DUAL PRESSURE RELIEF VALVE
(OP03)
1. STD
SAFETY VALVE
14
2
2
15
15
16
16
5.2
13
8
8
20
20
3
19
5.2
3
19
9
9
9
9
14
13
17
17
1
6
12
7
11
6
18
1
6
7
6
12
11
18
10
12
9
9
12
10
12
12
9
9
ESIE05-07.book Page 84 Wednesday, October 11, 2006 10:42 AM

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