Heatcraft Refrigeration Products Air-Cooled Condensers none - Manual (Page 19)

19
NOTE:
1. UNIT MUST BE GROUNDED.
2. TO BE FIELD FUSED, REFER TO UNIT DATAPLATE FOR VOLTAGE.
3. ALL MOTORS ARE INHERENTLY PROTECTED.
4. USE 60°C WIRE.
5. REFER TO LABEL ADJACENT FUSE HOLDER FOR REPLACEMENT.
USE COPPER CONDUCTORS ONLY
FIELD WIRING
FACTORY WIRING
C FAN CONTACTOR
M FAN MOTOR
F FUSES
R RELAY
FCC FAN CYCLE CONTROL (MAY BE PRESSURE OR TEMPERATURE)
PM POWER MODULE (USED ONLY W/SYSTEM 350 COMPONENTS)
A319 THERMOSTAT FAN CYCLE CONTROL MTB MOTOR TERMINAL BOARD
TB TERMINAL BOARD
CB CIRCUIT BREAKER
R RELAY
LEGEND
FAN MOTOR IDENTIFICATION
HEADER EN
D
M1
BOARD 1
TERMINAL T1 T2 T3
3ÿ/60Hz
DISCONNECT
SWITCH
L1 L2 L3
L3 L1
L2
OPERATION MODE: Open Loop, Pulse Width Modulation
PRIORITY: Poti
PE
ALL MOTORS TO BE PROGRAMMED AS FOLLOWS:
L1
PE
L2
M2 L3
PE
M3 L1 L3
L2 L2
PE
L1 M4 L3
PE
L3 L1 M5
L2
F1 F5 F3 F4 F2
4 3 2 1
EBO
X 5
0 to 10V DC
FAN SPEED CONTROL CIRCUIT
T2 TERMINAL
BOARD 2 T1
M5
7 - 0-10V PWM
1 - OUT
2 - GND
8 - GND KL3
M4
7 - 0-10V PWM
1 - OUT
2 - GND
8 - GND KL3
M3
7 - 0-10V PWM
1 - OUT
2 - GND
8 - GND KL3
M2
7 - 0-10V PWM
1 - OUT
2 - GND
8 - GND KL
3
M1
7 - 0-10V PWM
1 - OUT
2 - GND
8 - GND KL
3
RED
BL
K
RE
D
BLK
RE
D
BLK
RE
D
BLK
BL
K
RED
Diagram 3. Typical EC Condenser Wiring Diagram with External Signal
Diagram 4. Typical EC Condenser Wiring Diagram with Proportional Pressure Control
NOTE:
1. UNIT MUST BE GROUNDED.
2. TO BE FIELD FUSED, REFER TO UNIT DATAPLATE FOR VOLTAGE.
3. ALL MOTORS ARE INHERENTLY PROTECTED.
4. USE 60°C WIRE.
5. REFER TO LABEL ADJACENT FUSE HOLDER FOR REPLACEMENT.
USE COPPER CONDUCTORS ONLY
FIELD WIRING
FACTORY WIRING
C FAN CONTACTOR
M FAN MOTOR
F FUSES
R RELAY
FCC FAN CYCLE CONTROL (MAY BE PRESSURE OR TEMPERATURE)
PM POWER MODULE (USED ONLY W/SYSTEM 350 COMPONENTS)
A319 THERMOSTAT FAN CYCLE CONTROL MTB MOTOR TERMINAL BOARD
TB TERMINAL BOARD
CB CIRCUIT BREAKER
R RELAY
LEGEND
FAN MOTOR IDENTIFICATION
HEADER EN
D
M1
BOARD 1
TERMINAL T1 T2 T3
3ÿ/60Hz
DISCONNECT
SWITCH
L1 L2 L3
L3 L1
L2
OPERATION MODE: Open Loop, Pulse Width Modulation
PRIORITY: Poti
PE
ALL MOTORS TO BE PROGRAMMED AS FOLLOWS:
L1
PE
L2
M2 L3
PE
M3 L1 L3
L2 L2
PE
L1 M4 L3
PE
L3 L1 M5
L2
F1 F5 F3 F4 F2
4 3 2 1
EBO
X 5
T2 TERMINAL
BOARD 2 T1
M5
7 - 0-10V PWM
1 - OUT
2 - GND
8 - GND KL3
M4
7 - 0-10V PWM
1 - OUT
2 - GND
8 - GND KL3
M3
7 - 0-10V PWM
1 - OUT
2 - GND
8 - GND KL3
M2
7 - 0-10V PWM
1 - OUT
2 - GND
8 - GND KL
3
M1
7 - 0-10V PWM
1 - OUT
2 - GND
8 - GND KL
3
RED
BL
K
RE
D
BLK
RE
D
BLK
RE
D
BLK
BL
K
RED
P352PN
VDC
SENSOR
V C SN 24
0
C O
M
TRANSFORMER
F13
SET P352PN INTEGRATION DIPSWITCH TO FAST
SET P352PN THROTTLING RANGE TO 100 PSI
SET P352PN MIN OUTPUT TO 0%
SET P352PN J1 FOR DIRECT ACTING CONTROL
Y350