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MP SERIES™ Battery Backup System for Traffic Signals: MP2000E System
Volume One: Operating Manual
Page 1-6
VA
Volt-Ampere
VAC
Volts Alternating Current
VDC
Volts Direct Current.
VPC
Volts Per Cell. The amount of potential energy in a single battery
cell.
W
Watt. Unit of measurement for electrical power.