Download Supra user manual and installation guide

Connecting equipment to your Supra
Connecting variable-stage heating or cooling elements
Variable heating or cooling elements include equipment such as variable-speed fans or heat mats.
The variable stages are for controlling shaded pole, permanent split capacitor, or
universal motors only.
If you are using three-phase power, connect the Supra and the variable heating or
cooling equipment to the same phase. For more information, see Using threephase power on page 20.
The ratings of the equipment must not exceed the ratings of your Supra’s variable
stages.
Supra variable stage ratings:
10 FLA
Variable-stage fuses:
15 A, 250 VAC slow-blow ceramic
To connect variable-stage heating or cooling elements
Connect variable heating or cooling elements to your Supra as shown below.
Refer to Appendix D: Installation worksheet on page 132 and Appendix E:
Configuration worksheets on page 134 when installing variable-stage elements.
Junction box
L1
L2/Neutral
Heating/cooling
element
2006-12-12
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