UA Local 467 Section 15.1 Flashcardizz

Front

___ is measured across an electrical control device by placing the DMM leads in parallel across the device being tested.

Back

Voltage

Front

A(n) ___ is current that leaves the normal current-carrying path by going around the load and back to the power source or to ground.

Back

short circuit

Front

In a cooling control application, when the thermostat is in the OFF position, the ___.

Back

compressor, condenser fan, and indoor fan are all OFF

Front

In a refrigeration control application, when power is applied to the HVAC unit, the ___ is energized.

Back

compressor crankcase heater

Front

A digital multimeter provides an audible signal to indicate ___.

Back

a complete electrical path between the points tested

Front

In a(n) ___ application, a room thermostat energizes a gas valve, which allows gas to flow to a burner.

Back

heating control

Front

___ is the presence of a complete path for current flow.

Back

Continuity

Front

In HVAC, all applicable safety codes and regulations must be followed per the ___ and/or authority having jurisdiction.

Back

NEC

Front

A(n) ___ is a device designed to measure current in a circuit by measuring the strength of the magnetic field around a single conductor.

Back

clamp-on meter

Front

A(n) ___ is a short circuit of only a section or several sections of a machine.

Back

partial short