Dometic PGD1 User Manual

18
EN
General Information VARC Chiller Controls
5.7 VARC Standard Wiring Diagram
The following diagrams show the component connections for the standard VARC 48 and VARC 72. The VARC 60 is not shown.
W
L1 L2 L3G U
A1
G
J14 J15
FT-1
FT-2
G0
+VDC
B1
B2
B3
B4
B5
B6
B7
GND
GND
R+/T+
R-/T-
TB3
TB1
TB2
TB4
4128003
337667
338027
338027
HPS1
FS1
GND
R-/T-
R+/T+
Vout
N03
N01
N02
C1
N06
N04
N05
NC7
N07
C3
C2
GND
Y1
Y2
Y3
+VDC
D11
D12
D13
D14
D15
D16
D17
DIC 1
GND
+5VR
A2 A1 A2
12 22
14 24
11 21
12 22
14 24
11 21
1 2 3 4 5 6 7 9108
V W G
V(R) W(C)
U(S)
V U
Field Wiring
To Remote Display
Input Power 230VAC
(optional)
E.H. Flow
(optional)
Econo Mode
(optional)
Mode Selector Switch
(optional)
Display
Chilled Water Return
L2 230VAC (SW Pump)
MOD
Toroid
340098
Toroid
338082
Toroid
338084
GND
Econo
ORG
SW
CW
RV1
SW CW
Econo Mode
Cool Mode
Heat Mode
Load Shedding
Cool
Chilled Water Supply
L1 230VAC (Output)
BUS
L1
(Load Shed) 230VAC L1
(Elec. Heat Contactor) 230VAC L1
Off
Off
Heat
Condenser Temp.
L1 230VAC (CW Pump)
COMM
L2
(Input) 230VAC L2
(Output) 230VAC L2
Suction Temp.
L2 230VAC (Output)
GND
GND
Suction Pressure
Discharge Temp.
Discharge Pressure
Power Speed
Drive
Display Splitter
Jumper Details
Bolt Comp
(Top View)
Expansion
Valve
Add Wire
Label
Display Splitter
(Under Top Cover)
Optional Wiring
8 Wiring Diagram VARC 48
W VU
C
NO
NC
1
3
5
2
4
6
87
J 1 4 J 1 5
S HL D
+VR L
R X /TX-
R X /T X+
GND
+VR L
G
ND
A
B
C
J 1 4 J 1 5
DISP LAY SP L IT TER
J UMPER DE TAIL S
T O R EMOTE DIS P LAY
9 Wiring Diagram VARC 72

Dometic PGD1 Specifications

General

Brand	Dometic
Model	PGD1
Category	Control Unit
Language	English