Rapid Engineering BH-40, Installation, Operation & Service Manual

Page: 49 / 68

SECTION 10: W
IRING
43 of 59
SECTION 10: WIRING
Heaters can b e controlled u sing se v eral methods.
Normally thermostats are u sed to control the heaters
bu t they can also b e controlled b y an energy
management system. Section 10.1 ill u strates the
connection for heaters controlled b y a line v oltage
thermostat.
For heaters on a lo w v oltage thermostat, See Page
44, Section 10.2 . Heaters m u st b e gro u nded in
accordance w ith applica b le codes: United States:
Refer to National Electrical Code
®
NFPA 70 - latest
re v ision; Canada: Refer to Canadian Electrical Code
CSA C22.1 Part I - latest re v ision.
If any of the original internal w iring m u st b e replaced,
it m u st b e replaced w ith w iring materials ha v ing a
temperat u re rating of at least 105°C and 600 v olts.
10.1 Line Volta g e Thermostat Wirin g
DANGER
Electrical Shock Hazard
Disconnect electric before service.
Heater must be properly grounded.
Failure to follow these instructions can result
in death or electrical shock.
L 1
L 2
G nd .
N H
G nd .
N H
G nd .
Additi o na l
Bu r ne r s
120 V-60 H z
S upp l y Ci rc uit
L ine V ol ta g e T h e r m o stat
Bu r ne r 1 Bu r ne r 2
Maximum 5 Bu r ne r s
Pe r T h e r m o stat