WarmlyYours Snow Melting & Slab Heating User Manual
Page 21

APPENDIX J:
SNOW MELTING DIAGRAM: 240V - TYPICAL LINE DIAGRAM (FOR 6 CIRCUITS/CABLES) WITH VALUE 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
SCV-120
VALUE
CONTROL
120/240 VAC
BREAKER PANEL
RLY-12P
RELAY PANEL
20