Submittal Sheet

Electrical Wiring Diagram for Multiple Cables with SunStat Control
(120/240 VAC) Dedicated 120 or 240 VAC, 20-amp (maximum) circuit
(maximum 15 amp load through SunStat control).
ES-ST-SlabHeat 1520 © 2015 SunTouch
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A Watts Water Technologies Company
Electrical Wiring Diagram for Single Cable with SunStat Control
(120/240 VAC) Dedicated 120 or 240 VAC, 20-amp (maximum) circuit
(maximum 15 amp load through SunStat control).
L1
L
LOAD 1
1
2
3
4
5
6
SENSOR
SENSOR
RELAY(B)
COM (A)
AWAY
L2
N
LOAD 2
Floor Heating
Floor Heating
(240 V)
(120 V)
(240 V)
(120 V)
SunStat Command
or Connect
120 VAC or 240 VAC Cable (maximum 15 amps)
L2 (240 V)
N (120 V)
L1 (240 V)
L (120 V)
120 VAC
or 240 VAC
Power
G
L1
L
LOAD 1
1
2
3
4
5
6
SENSOR
SENSOR
RELAY(B)
COM (A)
AWAY
L2
N
LOAD 2
Floor Heating
Floor Heating
(240 V)
(120 V)
(240 V)
(120 V)
SunStat Command
or Connect
Two or more 120 VAC or 240 VAC Cables
(maximum 15 amps)
L2 (240 V)
N (120 V)
L1 (240 V)
L (120 V)
120 VAC
or 240 VAC
Power
G
120 VAC SlabHeat
240 VAC SlabHeat
Model
4" o.c.
15 W/ft
2
6" o.c.
10 W/ft
2
Cable Length
(Feet)
Amp
Draw Ohms
SH15120050 50 75 146 6.3 16-21
SH15120066 66 98 193 8.3 11-15
SH15120082 82 122 241 10.3 9-12
SH15120100 100 149 294 12.5 7-10
SH15120114 114 170 336 14.3 6-9
Model
4" o.c.
15 W/ft
2
6" o.c.
10 W/ft
2
Cable Length
(Feet)
Amp
Draw Ohms
SH15240100 100 149 294 6.3 33-41
SH15240132 132 196 388 8.3 23-30
SH15240164 164 243 483 10.3 18-23
SH15140200 200 297 590 12.5 15-20
SH15240228 228 339 673 14.3 13-17
SlabHeat electrical leads transition from the slab to the control or electrical
junction box via conduit.
Heating Cable
Concrete
Splice not
in Conduit
Power Lead
Conduit
Thermostat