Wiring Diagrams

Wiring Diagrams — Therm-O-Disc Thermostats (Type 59T)
2
4
1
2
2
3
THERMOSTAT
& HIGH TEMP.
LIMIT (ECO)
4
G
*
L2
BLUE
YELLOW
TM 1
BLUE
L1
1
3
1
3
1
3
2
4
2
4
2
4
1
4
1
4
1
4
2
2
JUNCTION
BOX
L2
YELLOW
JUNCTION
BOX
JUNCTION
BOX
RED
*
2
1
3
1
3
2
4
2
4
UPPER
HEATING
ELEMENT
LOWER
THERMOSTAT
& HIGH TEMP
LIMIT (ECO)
1
LOWER
THERMOSTAT
1
1
UPPER THERMOSTAT
& HIGH TEMP. LIMIT
(ECO)
RED
LOWER
THERMOSTAT
& HIGH TEMP
LIMIT (ECO)
RED
BLACK
UPPER
HEATING
ELEMENT
BLACK
RED (10 GA)
BLACK (10 GA)
RED (10 GA)
UPPER
HEATING
ELEMENT
BLUE
RED
1
UPPER
HEATING
ELEMENT
LOWER
THERMOSTAT
& HIGH TEMP
LIMIT (ECO)
L2
UPPER THERMOSTAT
& HIGH TEMP.
LIMIT (ECO)
G
BLACK
*
UPPER
HEATING
ELEMENT
JUNCTION
BOX
G
BLACK
L1
BLACK (10 GA)
BRANCH CIRCUIT
TO ELECTRICAL
DISTRIBUTION PANEL
L1
YELLOW
YELLOW
120 V ONLY
L2
BLACK
HEATING
ELEMENT
SINGLE ELEMENT
*
UPPER THERMOSTAT
& HIGH TEMP. LIMIT
(ECO)
3
G
L1
BLACK TM 2
1
TM2
JUNCTION BOX
L2
BLUE
BLUE
BLACK
2
*
YELLOW
1
2
BRANCH CIRCUIT
TO ELECTRICAL
DISTRIBUTION PANEL
BLUE
4
G
RED
2
CONNECTOR TO "OFF PEAK"
METER (TIMER)
BRANCH CIRCUIT
TO ELECTRICAL
DISTRIBUTION PANEL
YELLOW
3
L1
BLUE
1
TM1
TM2
YELLOW
WHITE
1
L2
UPPER THERMOSTAT
& HIGH TEMP. LIMIT (ECO)
THERMOSTAT
& HIGH TEMP.
LIMIT (ECO)
2
*
BRANCH CIRCUIT
TO ELECTRICAL
DISTRIBUTION PANEL
BRANCH CIRCUIT
TO ELECTRICAL
DISTRIBUTION PANEL
UPPER THERMOSTAT
& HIGH TEMP. LIMIT (ECO)
1
G
BLACK
(10 GA)
BLACK
JUNCTION
BOX
L1
JUNCTION BOX
N
RED
(10 GA)
G
H
DOUBLE ELEMENT
NON-SIMULTANEOUS
WITH 3 WIRE OUTLET
DOUBLE ELEMENT
NON-SIMULTANEOUS
WITH 4 WIRE OUTLET !
DOUBLE ELEMENT
NON-SIMULTANEOUS
TO SECOND POWER SOURCE,
"OFF PEAK" METER, OR TIMER
BRANCH CIRCUIT
TO ELECTRICAL
DISTRIBUTION PANEL
BLUE
(10 GA)
BRANCH CIRCUIT
TO ELECTRICAL
DISTRIBUTION PANEL
YELLOW
(10 GA)
FIG. A-1
DOUBLE ELEMENT
SIMULTANEOUS OPERATION
WITH 4 WIRE OUTLET
BLUE
DOUBLE ELEMENT
SIMULTANEOUS OPERATION
2
1
1
2
2
1
2
BLACK
LOWER
THERMOSTAT
BLACK
BLACK
RED
2
BLACK
RED
2
BLACK
BLACK
2
RED
1
HEATING
ELEMENT
LOWER
HEATING
ELEMENT
LOWER
HEATING
ELEMENT
SINGLE ELEMENT
FIG. A-2
FIG. B
FIG. C
LOWER
HEATING
ELEMENT
LOWER
HEATING
ELEMENT
LOWER
HEATING
ELEMENT
FIG. D
FIG. E
FIG. F
! This water heater is factory equipped for two (2) wire connection to
electrical power. For use with "off-peak" meter (timer) remove wire
nut from red and black leads and connect to "off-peak" meter (timer).
* Grounding conductor may be required.
Refer to Wiring Section of Manual
THIS ELECTRIC WATER HEATER IS WIRED AS INDICATED ABOVE OR BELOW
DOUBLE ELEMENT
SIMULTANEOUS OPERATION
Wiring Diagrams
Electric Water Heaters for
3 - Phase Applications
3- PHASE BRANCH CIRCUIT
TO ELECTRICAL
DISTRIBUTION PANEL
3- PHASE BRANCH CIRCUIT
TO ELECTRICAL
DISTRIBUTION PANEL
L3
L1
L2
L2
L1
L3
G
G
YELLOW
4
UPPER
HEATING
ELEMENT
LOWER
THERMOSTAT
& HIGH TEMP
LIMIT (ECO)
3
2
4
1
2
LOWER
HEATING
ELEMENT
FIG. G
2
BLACK
BLACK
2
1
RED
1
LOWER
HEATING
ELEMENT
FIG. H
RED
UPPER
HEATING
ELEMENT
1
UPPER THERMOSTAT
& HIGH TEMP. LIMIT (ECO)
1
YELLOW
LOWER
THERMOSTAT
& HIGH TEMP
LIMIT (ECO)
*
BLUE
3
4
2
RED (10 GA)
BLUE
2
1
2
BLUE
BLACK (10 GA)
1
BLACK
3
4
UPPER THERMOSTAT
& HIGH TEMP. LIMIT (ECO)
1
2
YELLOW
BLUE (10 GA)
YELLOW (10 GA)
*
Therm-O-Disc Thermostats
(Type 59T)
For the connection of this water
heater to a 3-Phase Branch Circuit,
connect field wir ing to the water
heater as indicated in the ap propri ate wiring diagram at right. A sep arate junction box is being supplied
with this water heater (check bot tom of carton) to accomodate wir ing
and conduit con nections. Install the
Junction Box as shown on the Installation/Instruction Sheet in cluded
in the plastic bag at tached to the
heater.
DOUBLE ELEMENT
NON-SIMULTANEOUS