Qmark Environmental Electric Heated - Manual (Page 8)

8
* SEE
CHART
PLUG/SOCKET
CONNECTOR
KW LOAD PER UNIT:
480
16 16
12 12
8 8
208
11.25 11.25
9 9
6 6
240
15 15
12 12
8 8
VOLTS 1/2 HP 3/4 HP
50 75
MOTOR CODE
R L1 L2 L3 G
3 2 1
PL PL PL
R1 R1 R2
FU T
G
MAIN PANEL
G
H
H
F
F
C
C
FROM MOTOR
YEL YEL A1 A2
NO C
FROM HEATER
BLK YEL
BLU
FR1 HR1
T1
FR1 HR1
4
PL
T2 PDS1
PWB1
CABINET COMPONENTS PANEL
G W H F C
PWB1
LEGEND
A1, A2..............AUTOMATIC RESET PROTECTION
R1....................HEATING RELAY
R2....................FAN RELAY
HR1 .................HEATING CONTACTOR
FR1..................FAN CONTACTOR
T ......................CONTROL TRANSFORMER
FU....................CONTROL FUSE
PL1, PL4..........PILOT LIGHT, HEAT ON
PL2 ..................PILOT LIGHT, POWER ON
PL3 ..................PILOT LIGHT, FAN ON
G......................GROUND LUG
L1L2L3 ............POWER TERMINAL BLOCKS
RGWHFC ........CONTROL TERMINAL BLOCKS
HHFFCC..........CONTROL TERMINAL BLOCKS
PWB1 ..............POWER WIRE BUNDLE (MAIN TO UNIT 1)
CWB1 ..............CONTROL WIRE BUNDLE (MAIN TO UNIT 1)
PDS1 ...............PRESSURE DIFFERENTIAL SWITCH
R
G W
THERMOSTAT
(FIELD INSTALLED)
CWB1
DOOR SWITCH
(FIELD
INSTALLED) FIELD WIRING
*CONNECTION CHART FOR PRIMARY OF
MULTIPLE TAP TRANSFORMER:
VOLTAGE: CONNECTION:
208 V BLACK AND RED
240 V BLACK AND ORANGE
480 V BLACK AND BLK/RED
T3
R2 R1
L1
L2
L3
* SEE
CHART
PLUG/SOCKET
CONNECTOR
(NO. OF UNITS) X KW LOAD PER UNIT:
480
(2) X 16 (2) X 16
(2) X 12 (2) X 12
(2) X 8 (2) X 8
208
(2) X 6 (2) X 6
240
(2) X 8
VOLTS 1/2 HP 3/4 HP
50 75
MOTOR CODE
R L1 L2 L3
G
R2 R1 R1 R2
FU T
G
MAIN PANEL
G
H
H
F
F
C
C
FROM MOTOR
YEL YEL A1 A2
NO C
G
H
H
F
F
C
C
FROM MOTOR
YEL YEL A1 A2
NO C
FROM HEATER FROM HEATER
BLK YEL
BLU
FR2 HR2
T1
FR2 HR2
T2 T3
FR1 HR1
T1
FR1 HR1
T2 T3 PDS2 PDS1
PWB1
CWB2
CABINET COMPONENTS PANEL 1
CWB1
FWB1
CABINET COMPONENTS PANEL 2
CWB2
FWB1
G W H F C
PWB1
LEGEND
A1,A2....................AUTOMATIC RESET PROTECTION
R1.........................HEATING RELAY
R2.........................FAN RELAY
HR1, HR2 .............HEATING CONTACTORS
FR1, FR2..............FAN CONTACTORS
T ...........................CONTROL TRANSFORMER
FU.........................CONTROL FUSE
PL1, PL4, PL5 ......PILOT LIGHT, HEAT ON
PL2 .......................PILOT LIGHT, POWER ON
PL3 .......................PILOT LIGHT, FAN ON
G...........................GROUND LUG
L1L2L3 .................POWER TERMINAL BLOCKS
RGWHFC .............CONTROL TERMINAL BLOCKS
HHFFCC...............CONTROL TERMINAL BLOCKS
PWB1 ...................POWER WIRE BUNDLE (MAIN TO UNIT 1)
FWB1....................FAN CONTACTOR WIRE BUNDLE (FR1 TO UNIT 2
CWB1 ...................CONTROL WIRE BUNDLE (MAIN TO UNIT 1)
CWB2 ...................CONTROL WIRE BUNDLE (UNIT 1 TO UNIT 2)
PDS1, PDS2.........PRESSURE DIFFERENTIAL SWITCH
*CONNECTION CHART FOR PRIMARY OF
MULTIPLE TAP TRANSFORMER:
VOLTAGE: CONNECTION:
208 V
BLACK AND RED
240 V BLACK AND ORANGE
480 V BLACK AND BLK/RED
R
G W
THERMOSTAT
(FIELD INSTALLED)
CWB1
DOOR SWITCH
(FIELD INSTALLED)
FIELD WIRING
R1
BLU
L1
L2
L3
L1
L2
L3
3 2 1
PL PL PL
4
PL
5
PL
(2) X 8
WIRING DIAGRAM: 240V, 208V, 480V - Single cabinet,
8KW, 12KW and 16KW
WIRING DIAGRAM: 240V, 208V, 480V - Two cabinets,
8KW, 12KW and 16KW