max safe current - correct answers .005 A
What kind of noise do transformers make? correct answers humming
P = correct answers VI
LOTO - correct answers Lock Out Tag Out
disconnect: correct answers shuts off electricity
EMT: correct answers Electrical Metallic Tubing
single pole breaker: correct answers 1 switch
two pole breaker: correct answers two switches
single phase: correct answers 120/240 V
components of a single phase system: correct answers - 2 hot wires
- 1 neutral
- 1 ground
240, 230, and 220 V are all the ___. correct answers same
120, 115, and 110 V are all ___. correct answers the same
, three phase: correct answers - 480/277
- 208/120
480/277 is ___ voltage. correct answers high
___ and ___ are the same. correct answers 480 and 460
components of a three phase system: correct answers - 3 hot wires
- 1 neutral wire
- 1 ground
208/120 is ___ voltage. correct answers low
single phase formula; correct answers P = VI
P = correct answers power (VA - volt-amps, or W - watts)
V = correct answers electromotive force (V - volts)
I + correct answers current (A - amps)
three phase formula: correct answers P = VI(1.73)
volts are the correct answers force
amps are the correct answers flow