McQuay MDS080BR Installation Guide Page 48
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Design & installation Guide For McQuay MDS Multi System
Model MDS260/280/300BR(Slave Unit)
2
HPT
3
3
1
LPT
12
HI-U
LOW-U
AinBinApcBpc
~
M
MDS-M
MDS-P
S3S1 S2
~
M
~
M
M
~
RED
BLACK
WHITE
RED
BLACK
WHITE
Connecting the indoor unit
Connecting the master unit
33
32
MDS320BR
MDS300BR
MDS280BR
MDS260BR
8
KM2
12
OL2
20
T3
OL3
KM3
T2
T1
17
DB3A
5
FIX3-OL
DIG
FIX1
FIX2
TH7 TH5
7
4WV
KM4
KM5
TH1TH2
EXV4EXV1
EXV4
EXV1
L
T
71
FU
TH8TH10TH9TH11TH12TH6
HI-1
TH3
V1+
TR
V2-
V2+
V1-
DIG-OL
13
14
OL1
OL3
FIX2-OL
FIX1-OL
LOW-I
4WV
FANL
FANH
24
SV2
PMW
11
10
SV1
KM5 KM4 KM1 KM3
3
HP
N
L
OL5
J1
16
15
OL4HP
J18
LP
R
N
24 25 26
KM4
OL4
2321 22
19
OL5
KM5
T3T1
T2
L1
S
81
TH4
1.8A3.3A
N
TS
380V/3N~/50Hz
R
18
KM1
OL1
T3
T2
T1
OL2
KM2
HPT
TR
FU
EXV14WV
DB3A
OLHP
LPT
KM EXV4
Description of components and parts :
Symbol Description Symbol Description
Phase-loss/reverse protector
System electronic expansion valve
Fuse
Four-way valve
Contactor
High-pressure switch
Low -pressure sensor
High-pressure sensor
Transformer
Overload protector
Over cooling electronic expansion valve 4
OFF
OFF
OFF
OFF
S3.3 S3.4
OFF
OFF
OFF
OFF
S3.2S2.3S2.1
OFF
S2.2 S3.1
ON
ON
ON
ON
OFF
OFF OFF
ON
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON
ON
ON
ON
ON
ON
ON
S1.1
OFF
OFF
OFF
OFF
S1.2
DIP switch settings :
Model
OL4 OL5
14.0
OL3OL2
14.014.0
OL1
Overload protection settings :
compressor 1 compressor 3compressor 2 Fan motor
Shaft heater
Shaft heater
Shaft heater
BLACK
WHITE
BROWN
YELLOW
BLUE
RED
BLUE
YELLOW
RED
BLUE
YELLOW
RED
BLUE
YELLOW
RED
BLUE
YELLOW
RED
BLACK
WHITE
Air suction temperature sensor TH12
Over cooling circuit outlet temperature sensorTH11
After over cooling circuit temperature sensor TH10
Before over cooling circuit temperature sensor TH9
Ambient temperature sensor TH8
Coil inlet temperature sensor TH2
Notes:
1:
-----------
Field wiring
2:
--------------
Factory wiring
3: S1.3~S1.8 set the number of indoor units. S2.1 sets the
unit as a master/slave. For details of S2.4~S2.8.
- CONTENTS 3
- Overview 4
- MDS080BR MDS100BR MDS120BR 7
- MDS150BR 7
- MDS200BR MDS220BR MDS240BR 8
- MDS180BR 8
- MDS280BR MDS300BR 9
- MDS260BR 9
- 1.3 Main Features 10
- Nominal capacity 11
- 100% operating 11
- 1.4 Nomenclature 12
- 1.5 Products Series 14
- 1.6 Performance Parameter 15
- 1.6.3 Ceiling Cassette 16
- 1.7 Operating Range 19
- 1.8 Refnet 19
- 1.8.2 C Type 20
- 1.9 Outline of Indoor Units 21
- 1.9.2 MDB050T 22
- 1.9.3 MDB060T 22
- 1.9.5 MCM020T MCM030T MCM050T 23
- 1.9.6 Auxiliary Heating Coil 24
- 1.10 Outline of Outdoor Units 25
- Unit Control 27
- Te m perature 28
- 2.3.3 Wire Control Panel 31
- 2.3.4 Outline and Dimension 31
- 2.3.5 Installation Type 31
- concealed installation 31
- 2.5 Network Central Control 34
- 2.6 Wiring Diagram 35
- Model MCK025/030/040/050T 36
- MCM020/030T 36
- Model MCM050T 37
- Model MDB050/060T 37
- Model MDS030A 38
- Model MDS030AR 38
- Model MDS040AR 39
- Model MDS040A 39
- Model MDS050A 40
- Model MDS050AR(220V~/50Hz) 40
- Model MDS060A 41
- Model MDS060AR(220V~/50Hz) 42
- Model MDS080/100/120B 43
- Model MDS080/100/120BR 43
- Model MDS150B 44
- Model MDS150BR 44
- Model MDS180B 45
- Model MDS180BR 45
- Model MDS200/220/240B 46
- Model MDS200/220/240BR 46
- Model MDS260BR(Master Unit) 47
- Connecting the master unit 48
- 2.7 Electric Connection 49
- 2.7.3 MDS080 240B/BR 50
- 2.7.4 MDS260 300B/BR 50
- 2.8 Electric Data 51
- Selection 52
- 3.2 Selection of Indoor Units 54
- Correction factor 57
- 3.4 Design of Air System 58
- 3.5 Slection of Refnet Joint 63
- For MDS-A series 64
- For MDS-B series 64
- Y type 65
- Type: MDS-Y5 65
- 3.6 Selection of E-EXV Box 66
- Installation 67
- Suspension ropes 68
- Protective pads 68
- (2 ropes) 68
- 4.2 Indoor Unit Installation 70
- (machine dimension) 820mm 73
- PULL PULL PULL PULL 76
- Height between indoor 78
- Refnet joint 80
- Outdoor unit 80
- Distributor kit 80
- Controller 81
- Indoor unit 81
- To indoor unit 82
- To outdoor unit 82
- Moisture 83
- Blind plug(copper) 84
- Flare fitting 84
- Avoid wielding too often 85
- Work flow 86
- NO.1 NO.2 87
- 6.4mm~25.4mm 10mm or more 88
- 28.6mm~38.1mm 15mm or more 88
- Unit: mm 89
- Absolute pressure 91
- Surface pressure (kg/cm 91
- Ordinary vacuum drying 92
- Special vacuum drying 93
- 30 or more 96
- Pipe mouth facing downward 96
- Air vent pipe 96
- Air vent device 97
- 5.1.1 MDS Series Indoor Units 98
- Model 1 setting (SW1.1 SW1.6) 98
- Address settings (SW2.1 99
- Model 2 setting 100
- SW3.5 SW3.8 100
- Power setting SW3.1 SW3.4 100
- Reserve 100
- Digital control 102
- 5.2 Trial Run 105
- Servicing and Maintenance 106
- 6.2 Servicing and Maintenance 107
- For example: 112
- WWW.MCQUAY.COM 116
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