Electric Heat ESCO - HVAC Excellence Exam
a 1/3 single phase PSC electric blower motor would draw 2-4 amps
approx ___ at 240 v AC
a 10 kW electric heater operating at 240 v draws 42 amps, 21 amps
what will a 10 kW heater wired to 480 volts draw
a 10 kW heater installed in a 2 ton central air conditioning 600 - 800
heating furnace should have an air flow of _____ CFM
a 1200 CFM furnace operating with a 10kW heater at 240 v 20 - 30
AC would have a temp rise of ______ *F
the amount of btus produced by 1 watt of electricity is 3.413 btus
an automatic reset safety on a heater element generally 130-190*F
opens at ____*F
2/4/2026
, Electric Heat ESCO - HVAC Excellence Exam
the auxiliary terminals on an electric sequencer is normally 24v .5 amps
rated at
Before working on an electric furnace the tech should Review diagram, remove jewelry, and follow safety procedures. ALL OF THE
ABOVE.
the best description of a fuse link safety is a one time device
the best method to install a flexible duct to a metal collar is tie wrap and mastic the inner and outer liners
to
a BTU is the amount of heat required to raise the temp of one degree F
one pound of water
circuit protection of ___ amps is used for each 5 kW of heat 30
2/4/2026
, Electric Heat ESCO - HVAC Excellence Exam
commonly used thermostat wire comes in 2 standard gauges 18 and 20 AWG
the conductor in an electric heat element is usually made of Nichrome
the contact points of a sequencer on a live heater may be voltmeter
checked by using this meter
the contact points on a de-energized heater relay are checked ohmeter
by using this meter
the control that prevents duct heater from operating unless fan interlock
there is adequate supply air is
the COP for electric resistance heat is 1 to 1
2/4/2026
a 1/3 single phase PSC electric blower motor would draw 2-4 amps
approx ___ at 240 v AC
a 10 kW electric heater operating at 240 v draws 42 amps, 21 amps
what will a 10 kW heater wired to 480 volts draw
a 10 kW heater installed in a 2 ton central air conditioning 600 - 800
heating furnace should have an air flow of _____ CFM
a 1200 CFM furnace operating with a 10kW heater at 240 v 20 - 30
AC would have a temp rise of ______ *F
the amount of btus produced by 1 watt of electricity is 3.413 btus
an automatic reset safety on a heater element generally 130-190*F
opens at ____*F
2/4/2026
, Electric Heat ESCO - HVAC Excellence Exam
the auxiliary terminals on an electric sequencer is normally 24v .5 amps
rated at
Before working on an electric furnace the tech should Review diagram, remove jewelry, and follow safety procedures. ALL OF THE
ABOVE.
the best description of a fuse link safety is a one time device
the best method to install a flexible duct to a metal collar is tie wrap and mastic the inner and outer liners
to
a BTU is the amount of heat required to raise the temp of one degree F
one pound of water
circuit protection of ___ amps is used for each 5 kW of heat 30
2/4/2026
, Electric Heat ESCO - HVAC Excellence Exam
commonly used thermostat wire comes in 2 standard gauges 18 and 20 AWG
the conductor in an electric heat element is usually made of Nichrome
the contact points of a sequencer on a live heater may be voltmeter
checked by using this meter
the contact points on a de-energized heater relay are checked ohmeter
by using this meter
the control that prevents duct heater from operating unless fan interlock
there is adequate supply air is
the COP for electric resistance heat is 1 to 1
2/4/2026
