INSTALLATION
ELECTRICAL WIRING HOOK-UP
Refer to the ELECTRICAL RATING CHARTS for specific information.
NOTE: If the unit being installed is not shown or listed in this manual refer to the wiring diagram supplied and installation information on the unit for further instruction.
WARNING
To avoid any injury or damage all electrical connections must be in accordance with local electrical codes and any other applicable codes. Connections should be made by a qualified, licensed electrician.
CAUTION
Strip Heaters with incandescent lights that require a circuit breaker larger than 20 amps must have a separate circuit breaker for the incandescent lights that is 20 amps or less.
NOTICE
To prevent premature failure to components the Remote Control Box (RMB) must be installed outside the strip heater heat zone.
Power Supply
Install supply wire and connectors suitable for at least 90°C (194°F).
•Use a minimum of No. 14 AWG copper wire for individual circuits up to 15 amps.
•Use a minimum of No. 12 AWG copper wire for individual circuits 15 to 20 amps.
•Use a minimum of No. 10 AWG copper wire for individual circuits 20 to 25 amps.
NOTE: Refer to wiring diagram supplied with unit and specifications label attached to unit for specific electrical information.
Conduit Connection
Units supplied with flexible conduit with right angle fitting attached come equipped with all internal connections completed at the factory. Attach proper power supply leads to the high temperature lead wires supplied. (See Figure 22.)
NOTE: Refer to wiring diagram supplied with unit and specification label attached to warmer for specific electrical information.
Figure 22. Conduit Connections
Power Cord and Plug Models
Units can be supplied with a power cord and plug attached from the factory, if the unit meets the following guidelines:
•Single unit only, no dual units
•72" (1829 mm) or less in length
•Portable mounting using
WARNING
Units equipped with a cord and plug supplied by Hatco must be plugged into a properly grounded electrical outlet of the correct voltage, size and plug configuration. If the plug and receptacle do not match, contact a qualified electrician to determine the proper voltage and size and install the proper electrical outlet.
NOTE: Units intended for fixed or permanent mounting cannot have a power cord attached and must be hard wired according to local and national electrical codes.
Form No. | 18 |