Electric heat Exam Review Questions and Answers 100% A+ Graded_ 2% - CORRECT ANSWER-Voltage between any legs of 3- phase power supply may not exceed what percentage of voltage?

Electric heat Exam Review Questions and Answers 100% A+ Graded_ 2% - CORRECT ANSWER-Voltage between any legs of 3- phase power supply may not exceed what percentage of voltage? Current leaks to ground - CORRECT ANSWER-A GFCI detects what? Nichrome - CORRECT ANSWER-The conductor in an electric heat element is usually made of? A crankcase heater - CORRECT ANSWER-An example of a resistive heater is? Motor - CORRECT ANSWER-An example of a inductive load is a? The voltage is within allowable limits - CORRECT ANSWER-An electric furnace is marked 208/230- single phase-60 Hz. 200 VAC at the power supply and determines? 2% - CORRECT ANSWER-Voltage between any legs of 3- phase power supply may not exceed what percentage of voltage? Automatic reset switch - CORRECT ANSWER-The limit switch on an electric furnace is a? 1 to 30 seconds - CORRECT ANSWER-The sequencer timers on electric heaters will usually energize the 1st heating element after a time delay of? 3.413 BTU's - CORRECT ANSWER-The amount of BTU's produced by one watt of electricity is? 13,800 - CORRECT ANSWER-A technician reads 60 amps with a clamp-on ammeter on a forced air furnace. The supply voltage is 230 volts AC. Approximately how many watts is the furnace using? 15.5kw - CORRECT ANSWER-A furnace is using 15,500 watts of power. What is the approximate kW rating?