Glossary G — 386-173010-00 A00
Module Refers to individual power inverter module.
N Neutral.
NC Normally closed.
NO Normally open.
NEC National Electrical Code.
NFPA National Fire Protection Association.
PN Part number.
On-line mode Inverter output power is the primary energy source to load.
OSHA Occupational Safety and Health Agency.
PCA Printed circuit assembly.
PCB Printed circuit board.
PWM Pulse Width Modulation.
Q1 UPS input isolation switch.
Q3BP Optional maintenance bypass switch.
Q4S UPS bypass switch.
Q5N UPS isolation circuit breaker.
Remote Emergency A switch used for shutting down electrical equipment from a location away from
Power Off the equipment.
REPO Remote Emergency Power Off.
SCR Silicon controlled rectifier.
Shipping damage Any damage done to an article while it is in transit.
SCR Silicon controlled rectifier.
Shipping Pallet A platform on which articles are fixed for shipping.
Static Transfer A solid state switching mechanism electronically controlled to pass AC power directly
from the utility to an output load.
Technician Refers to an electronic technician qualified to maintain and repair electronic
equipment. Not necessarily qualified to install electrical wiring.
Test connector DB-9 type connector on the LCD panel allowing MGE UPS SYSTEMS Customer Support
Service technician to access programmable and diagnostic features of the system.
UL Underwriter’s Laboratories, Inc.
V Volts
VA Volt-amperes, unit for apparent power measurement, equal V x I.
VAC Voltage of AC type.
Vdc Voltage of DC type.
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