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

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