15. In the diagram below, label the type of circuit represented by each part of the installation, choosing from amongthe following. You may or may not require all the types listed.THERMOSTATBOILBURNERBOILERPower supply wiringClass 1 wiringClass 2 wiringClass 3 wiringCommunications wiringPRIMARYCONTROLCHIGH-LIMITCONTROLLOW-WATERCUT-OFF

The given circuit representation is shown below. We need to tell the class of wiring used in A, B…

15. In the diagram below, label the type of circuit represented by each part of the installation, choosing from among the following. You may or may not require all the types listed. THERMOSTAT A B OIL BURNER BOILER Power supply wiring Class 1 wiring Class 2 wiring Class 3 wiring Communications wiring PRIMARY CONTROL C HIGH-LIMIT CONTROL LOW-WATER CUT-OFF

15. In the diagram below, label the type of circuit represented by each part of the installation, choosing from among the following. You may or may not require all the types listed. THERMOSTAT A B OIL BURNER BOILER Power supply wiring Class 1 wiring Class 2 wiring Class 3 wiring Communications wiring PRIMARY CONTROL C HIGH-LIMIT CONTROL LOW-WATER CUT-OFF

Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)

10th Edition

ISBN:9781337399128

Author:Russell E. Smith

Publisher:Russell E. Smith

Chapter15: Residential Air-conditioning Control Systems

Section: Chapter Questions

Problem 17RQ

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