Carrier
The company or individual responsible for delivering goods from one location to another.
C
Common.
CB
Circuit breaker.
cm
Centimeter.
dB
Decibels.
DC
Direct current.
Conduit
A flexible or rigid tube enclosing electrical conductors.
C.S.S.
Customer Support Service.
Current rating
The maximum current that a conductor or equipment can carry reliably without damage.
dBA
Decibel Adjusted.
dBrnC
Decibel above reference noise.
DC or dc
Direct current, or voltage.
Digital Meter
The LCD display on the front panel of inverter system.
Earth ground
A ground circuit that has contact with the earth.
Electrician
Refers to an installation electrician qualified to install heavy-duty electrical components in
accordance with local codes and regulations. Not necessarily qualified to maintain or repair
electrical or electronic equipment.
FET
Field effect transistor.
Freq.
Frequency.
Frequency slew rate
The change in frequency per unit of time. Given in term of Hz per second (Hz/sec.).
GND
Ground (safety).
Hz
Hertz, frequency measurement unit, 1Hz is one cycle per second.
Input branch
circuit
The input circuit from the building power panel to the equipment.
Inverter
An electrical circuit that generates an AC sinewave output from a DC input.
Inverter mode
See “on-line” mode.
I
Current.
IEC
International Electrotechnical Commission.
IEEE
Institute of Electrical and Electronic Engineers.
Input branch circuit
The input circuit from the building power panel to the equipment.
Inverter
An electrical circuit that generates an AC voltage source from a DC voltage source.
IGBT
Insulated gate bipolar transistors
Glossary
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