Deck 4: Controls and Wiring for Electric Heat

Question 1

The ___________________________________ usually requires multiple controls for the heating elements so they do not start all at once.

Answer 1

electric water boiler

Question 2

The panel electric heat system has a line-voltage thermostat in each room

Answer 2

True

Question 3

Electric room heaters are typically controlled by a line voltage thermostat that is built into the heater

Answer 3

True

Question 4

The fan control for a duct heater is the same as that used for the electric furnace.

Question 5

How can the technician measure the amperage at the room thermostat?

Question 6

What is the purpose of a sail switch?

Question 7

____________________ heaters are room heaters that plug into a wall receptacle or they are hard wired to the homes electric system

Question 8

The size of the conductor is chosen by allowing it to carry only ____________________% of its actual capacity.

Question 9

____________________contactors are sometime used in duct heaters for silent operation.

Question 10

Where is the boiler thermostat typically mounted

Question 11

The circuit is protected by a fuse or breaker that is rated at ____________________% of the circuit ampacity, then rounded up to the next value protector.

Question 12

The _________________________ usually has a line-voltage thermostat mounted on the wall to control the room's temperature.

Question 13

Safety control for the overtemperature protecton are furnished as one type. that is the automatic reset

Question 14

There are two types of wiring diagrams typically associated with electrical controls, ____________________ and ____________________.

Question 15

How are multiple controls for a boiler accomplished?

Question 16

Low-voltage controls consists of the ______________________________, the room thermostat, the ______________________________ and the devices used to start the electric heating elements.