57
Vertiv
™
| Liebert® XDC | User Manual
Appendix I: Circuit Diagram of Vertiv™ Liebert® XDC
A
B
C
D
BK
TERMINAL STRIP CONNECTION FOR FIELD WIRING
BK
29-3
BK
85-2
A
A00
1
2
3
4
5
6
7
8
60
55
65
1C2
2C2
3C2
L1
L2
L3
COMPRESSOR NO.2
BK
BR
GY
OR CIRCUIT BREAKERS
( )
( )
SHADED AREAS MAY BE FUSES
FLT2
VFD2
V
U
W
S
R
T
LINE
LOAD
L2'
L1'
L3'
L2
L1
L3
BK
BK
BK
BK
BK
HPT4
30-3
30-1
BK
BK
85-4
85-3
GN / Y
P2
1
3
2
TS2
XDC
65
60
ONLY WIRE ID MARKINGS TAKE PRECEDENCE
WIRING COLOUR CODES ARE FOR GUIDANCE
ATTENTION
WIRING DIAGRAM
REV
DRAWING NO
TRACER COLOR
THIS DOCUMENT CONTAINS CONFIDENTIAL AND
PROPRIETARY INFORMATION OF VERTIV AND
NEITHER IT NOR THE INFORMATION CONTAINED
THEREIN SHALL BE DISCLOSED TO OTHERS OR
DUPLICATED OR USED WITHOUT THE EXPRESS
WRITTEN CONSENT OF VERTIV
EIM2
Po
1
2
3
Po
1
2
3
P1
1
3
2
J38
2
1
5
1 2 3 4
5
1 2 3 4
5
1 2 3 4
5
J35
J34
J35
J38
J34
2
1
1
TS1
2 3 4
EIM1
81-3
81-2
12V
GND
BK
BK
SP
BK
BK
SAS2
85-4
EEV22
EEV21
EEV12
EEV11
DLTS4
PLUG CONNECTION ON VSC BOARD
GROUND CURRENT DETECTOR CIRCUIT
CIRCUIT CONNECTION TO ELECTRONICS
TERMINAL BLOCK CONNECTION ON CONTROL BOARD
WIRE COLOR CODE
55
TITLE
INSULATION COLOR
W - WHITE
BK - BLACK
BL - BLUE
Y - YELLOW
GN - GREEN
P - PURPLE
BR - BROWN
R - RED
OR - ORANGE
GY - GREY
U7-6
TRANSDUCER 1,2
RTHS - REMOTE TEMPERATURE &
27
12V
17-1
17-2
BK
TRANSDUCER 1,2
BK
12-4
NOTES 1&7
VOLTAGE WIRING IN OPTIONS
INLINE BLOCK DISCONNECT
INLINE QUICK DISCONNECT
ELECTRONIC SWITCH (RELAY) K1-K12
WIRING AND DEVICES INCLUDED IN OPTIONS
CONTROL BOARD INTERNAL WIRING - 24 VOLT MAX
FIELD SUPPLIED 24 VOLT WIRING
FACTORY SUPPLIED 24 VOLT WIRING
FIELD SUPPLIED LINE VOLTAGE WIRING
FACTORY SUPPLIED LINE VOLTAGE WIRING
K
50
45
SEE
OPEN CONTROL BOARD CONNECTION
PLUG CONNECTION ON CONTROL BOARD
2
4
3
2
SDC
RESET
92
91
BK
BK
92
91
BK
BK
BK
85-3
SAS1
85-2
85-1
16-4
16-2
BK
BK
BK
6
5
(OPTIONAL )
DLTS3
3
1
5
50 24 90
G5
93
BK
93
17-8
17-6
17-4
BK
BK
1
SD
SDT
R
BK
BK
BK
BK
12-2
SENSOR
59
EXPANSION VALVE 11,12,21,22
62
TS1,2 - SYSTEM1,2 TEMPERATURE
EEV11,12,21,22- ELECTRONIC
15,9
EIM1,2-EEV CONTROLLER
40
WIRING LEGEND
ELECTRONIC EXPANSION VALVE
P1,2 - SYSTEM1,2 PRESSURE
64
SENSOR
61
BK
12-3
BK
BK
BK
RSD
L3
L2
L1
38
37
U4-2
16-3
4H
16-1
U4-3
BK
BK
BK
BK
SEE NOTE 3
BK
HPT3
29-1
BK
85-1
5C2
4C2
BK
GY
BK
CCH2
BR
COMPRESSOR NO.1
3C1
2C1
1C1
45
50
4C1
BK
FLT1
VFD1
V
U
W
S
R
T
LINE
LOAD
L2'
L1'
L3'
L2
L1
L3
BK
BK
BK
CCH1
3P RC1,2
40
5C1
56
U6-8
17-7
U6-7
17-5
U6-6
17-3
55
U6-5
BK
BK
HTS
BK
BK
SPD
BK
BK
LP2
12-1
BK
LP1
BK
13-1
SDT
U6-4
U6-2
U7-8
U7-7
U6-3
13-5
U6-1
50
HWA
14-1
14-3
24
51
WUF
13-3
13-7
BK
BK
BK
BK
N
CONNECTION
EARTH GROUND
30
35
CUSTOMER CONNECTIONS ALSO SEE LINES34,37,40,41,44,45,46
25
69-2
69-1
GND
81
80
SEE NOTE 6
HPT2
28-3
28-1
BK
BK
HPT1
27-3
27-1
BK
BK
24-1
24-2
BK
BK
24-3
24-4
BK
BK
29-1
29-3
LPT1
BK
BK
30-1
30-3
LPT2
BK
BK
(OPTIONAL )
13-2
NO.1,2
23,25
25,27
TEMPERATURE SENSOR 1,2
DLTS1,2 - DISCHARGE LINE
HP1,2 - HIGH PRESSURE SWITCH
35
30
VFD1,2 - COMPRESSOR FREQUENCY
HPT1,2 - HIGH PRESSURE
9,46
FLT1,2 - FILTER1,2
CONVERTER
53
46,53
23,25
TRANSDUCER 1,2
LP1,2 - LOW PRESSURE SWITCH
43,45
NO.1,2
DLTS3,4 - PLATE LIQUID
TEMPERATURE SENSOR 1,2
50,55
HPT3,4 - PLATE LIQUID PRESSURE
50,55
LLSV2/LTSV2
K6
20-3
14-2
14-4
13-4
13-6
13-8
BK
BK
SEE NOTE 4
LLSV1/LTSV1
CR2
CR1
H
K5
20-2
K4
20-1
K3
18-3
K2
18-2
HP2
HS3
DLTS1
DLTS2
BK
BK
BK
BK
BK
BK
BK
BK
BK
HP1
BK
BK
SEE NOTE 3
50,52
SAS1,2 - SUPPLY AIR SENSOR
6
3
3
C1,C2 - COMPRESSOR CONTACTOR
42
44,51
29,30
CCH1,2 - CRANKCASE HEATER NO.1,2
T2 - ISOLATION TRANSFORMER
T1 - UNIT CONTROL TRANSFORMER
TH - TEMPERATURE SENSOR
LLSV1,2 - LIQUID LINE SOLENOID 1,2
25
29,30
2EM1
SDC - SMOKE DETECTOR CONTROL
SD - SMOKE DETECTOR
SDT - SMOKE DETECTOR TROUBLE
RELAY
SMOKE DETECTOR
42
45
COMPRESSOR
HUMIDITY SENSOR
45,56
CR1,CR2 - COMPRESSOR RELAY
25,27
LTSV1,2 - LOW TEMPERATURE
SOLENOID VALVE 1,2
B
C
D
3-1
ALTERNATE CONNECTIONS AT SCREW TERMINALS 77 AND 78.
PE
5-2
VFD1,2
9
CONDENSOR FAN
FCCF - FREQUENCY CONVERTER
23,25
55
COMPRESSOR
SP - STATIC PRESSURE SENSOR
LPT1,2 - LOW PRESSURE
10
SIC - SMART INTELLISLOT CARD
46
34
30
29
25,27
/ HOT GAS BYPASS 1 RELAY
/ HOT GAS BYPASS 1 RELAY
3
K3,4 - COMPRESSOR NO.1,2 RELAY
K5 - LIQUID LINE SOLENOID 1 RELAY
K6 - LIQUID LINE SOLENOID 2 RELAY
HU - HUMIDITY SENSOR
WUF - WATER UNDER FLOOR
(75VA MIN. RATING)
RSD - REMOTE SHUTDOWN DEVICE
20
15
RC - REMOTE CONDENSOR
33
HTS - HIGH TEMPERATURE STAT
40
J32
BK
BK
4
1
EIM1,2
BK
K1
18-1
44-1
12-2
11-4
5-4
11-2
12-4
12-6
12-8
1CR1
C1
1CR2
C2
BK
BK
BK
BK
21-4
21-5
(OPTIONAL )
SIC CARD
485
485
FCCF
RTHS
485
J33
EIM1,2
24V
SEE NOTE 6
12V
GND
GND
12V
77
78
COMPARTMENT FOR REMOTE INDICATION. FIELD TO CONNECT 24V MAX.
6. OPTIONAL SMOKE DETECTOR: FLA WILL SUPPLIED TERMINALS, IN FIELD WIRING
G
(A)
(B)
7. TERMINALS ONLY FOR FACTORY SUPPLIED.
OPTIONAL DEVICES
NOMENCLATURE
LINE
LINE
STANDARD DEVICES
8-1
8-2
10
5-1
12-3
U7-2
11-3
U7-5
U7-3
12-1
U7-1
11-1
BK
BK
12-5
12-7
U7-4
BK
BK
7C1
7C2
5-3
(A)
(B)
CONNECTION
ALARM
COMMON
SEE NOTE 5
77
78
7-1
7-2
9-3
76
75
9-2
15
20
68-2
68-1
CANL
CANH
9-1
82-3
82-1
DB9
DEVICE
CONNECT
SERVICE
RSA
RSB
89-2
89-1
(B)
(A)
10
BK
BK
BK
24V
4-5
4-7
4-3
L3 L2 L1
COM
TS2
24V
T2
5
6
7
8
5
LINE
VOLTAGE
3 PHASE
SUPPLY
SEE UNIT NAMEPLATE
FOR MAIN SUPPLY
WIRE SIZING
L1
BK
L2
L3
BK
BK
NEUTRAL
FACTORY MOUNTED MAIN UNIT SWITCH
T1
24V
4-1
POWER DETECT
BL
BK
3-2
TS1
CMN
1
2
3
4
5
NOTES :
1. ALL FIELD WIRING TO BE PER LOCAL CODES. USE COPPER CONDUCTORS ONLY.
3. JUMPER TO BE REMOVED WHEN OPTIONAL COMPONENT IS USED.
4. LLSV IS ONLY OPTIONAL FOR LONG PIPE APPLICATION AS ONE OF THE
COMPONENTS OF EXTENSION KITS.
5. ON UNITS WITH NO SIC CARD,CONNECTION 485 OF PLUGS 7-1 AND 7-2 TO
2. SEE INSTALLATION AND USER MANUAL(S).
2-1
2-6
TH/HU
TEMP/HUMID
SENSORS
53
55
58
54
59
GN/Y
DISPLAY
TS1
CMN
24V
7" UNIT
CAN
GN/Y
1-7
1-8