WarmlyYours Snow Melting & Slab Heating - Manual (Page 20)

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APPENDIX I:
SNOW MELT DIAGRAM 240V - TYPICAL LINE DIAGRAM (FOR 6 CIRCUITS/CABLES) WITH MANUAL CONTROL
240V CIRCUITS
120V
CONTROL
POWER
Heater cable pigtail cold leads to be taken thru
3/4” (19mm) rigid metal conduit back to J-boxes.
outside inside
(conduit size as per installer)
240V 240V
240V
240V
240V
240V
240V
J-BOX
J-BOX
HEATER CABLE / MAT #1
HEATER CABLE / MAT #2
HEATER CABLE / MAT #3
HEATER CABLE / MAT #4
HEATER CABLE / MAT #5
HEATER CABLE / MAT #6
SCM-120
DIAL TIMER
CONTROLLER
120/240 VAC
BREAKER PANEL
RLY-12P
RELAY PANEL