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Glossary – MGE UPS Systems 40-75KVA User Manual

Page 47

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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.

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

G — 1

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