Glossary – MGE UPS Systems 40-75KVA User Manual
Page 47
Glossary
Term used
Definition / Meaning
@
At.
/
And/or.
+/-
Plus or Minus.
≤
Equal to or less than.
#
Number.
°C
Degree Celsius.
°F
Degree Fahrenheit.
Ø
Phase angle.
Ω
Ohm; unit of resistance.
®
Trade Mark.
2nd
Second.
ABC
Normal sequence of phases in three phase power.
AC or ac
Alternating current, also implies root-mean-square (rms).
Ambient Temp.
Temperature of surrounding air.
Ambient noise
Acoustical noise of surrounding environment.
ANSI
American National Standard Institute.
AWG
American Wire Gauge. A standard unit for measuring wire cross-sectional area.
Breaker
Electrical circuit interrupter.
BTU or Btu
British thermal unit. Defined as the amount of heat required to raise the temperature
of one pound of water by 1°F.
BYPASS mode
Load is powered by the bypass input line through the static switch.
Carrier
The company or individual responsible for delivering goods from one location to another.
CB
Circuit breaker.
CB1
Battery disconnect circuit breaker.
Conduit
A flexible or rigid tube enclosing electrical conductors.
Current rating
The maximum current that a conductor or equipment can carry reliably without damage.
Glossary
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