Reznor VPS Unit Installation Manual - Manual (Page 7)

77
1.5 Electrical Connections
This appliance must be electrically grounded
Supply 120V 60Hz single phase.
Standard heater 0.16HP.
Current rating 1.2 amp max (inductive).
Fuse: external 3 amp.
Important: All electrical work should be done by
a qualified electrician in strict accordance with
the National Electrical Code ANSI/NFPA 70 or
Canadian Codes CSA C22.1.
The electrical supply to the heater is by three
wires: live, neutral and ground connections.
Install in accordance with all state & local codes.
Where alternative manufacturers controls are
used, please refer to their instructions for their
installation details.
Table 4 Gas Supply & Pressures
Gas Type Natural Gas LP/Propane Gas
Required Gas Pressure (in W.C) (60,000 TO
150,000 BTU)
5.0 11.0
Required Gas Pressure (in W.C) (170,000 TO
200,000 BTU)
7.0 11.0
Max Supply Pressure (in W.C) 14.0 14.0
Gas Supply Connection ½” N.P.T thread
WARNING: Before making electrical
connections, switch OFF the main
electrical disconnect. There may be more
than one disconnect switch. Lock out
and tag switch with a suitable warning
label. Electrical shock can cause
personal injury or death.
CONNECTOR MUST BE INSTALLED IN A “U” CONFIGURATION. FOR HEATERS
UPTO 150,000 BTU/H, A 24” LONG CONNECTOR OF AT LEAST ½” ID MUST BE
USED. FOR HEATERS ABOVE 150,000 BTU/H, A 36” LONG CONNECTOR OF AT
LEAST ¾” NOMINAL ID MUST BE USED.
* Connector must be certified for use on a radiant tube type
infrared heater and must comply with Standard for
Connectors for Gas Appliances, ANSI Z21.24/CSA 6.10 or
with the Standard for Elastomeric Composite Hose and
Hose Couplings for Conducting Propane and Natural Gas,
CAN/CGA 8.1.
For heaters up to 150,000Btu/h, ½” ID x 24” long
For heaters above 150,000Btu/h, ¾” ID x 36” long
NOTE: For Canada all heaters MUST use a hose 36” long
See Table 3
HOSE SIZE USA CANADA
3/4” CE4
CONTACT
FACTORY
Table 3