ABB ACS880-1607, Руководство по оборудованию

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Introduction to the manual 11
Terms and abbreviations
Term/Abbreviation Description
BAMU Voltage/current measurement unit
BCU Type of a control unit
BDCL L-filter. BDCL-14 and BDCL-15 filters are used with DC/DC converters.
Control board Circuit board in which the control program runs
Control unit Control board built in a rail-mountable housing
Cubicle One section of a cabinet-installed drive. A cubicle is typically behind a door of
its own.
DC/DC converter DC/DC converter charges or discharges an energy storage (such as a battery
or capacitors) in the DC bus.
DC/DC converter
module ACS880-104 R8i used as DC/DC converter module
DC/DC converter unit DC/DC converter unit consists of DC/DC converter module and BDCL filter
module.
DDC DC/DC converter unit
DI Digital input
DOL Direct-on-line fan (C188)
Drive Frequency converter for controlling AC motors
Energy storage Device that stores electrical energy, for example, a battery or a super capacitor.
Frame (size) Refers to power modules that share a similar mechanical construction, for
example:
• DC/DC modules of frame R8i
• frame 2×R8i includes two size R8i DC/DC modules.
To determine the frame size of a component, refer to the Ratings (page 104 )
tables in chapter Technical data .
INU Inverter unit
Inverter Converts direct current and voltage to alternating current and voltage.
Inverter unit Inverter module(s) under control of one control board, and related components.
One inverter unit typically controls one motor.
I/O Input/Output
Multidrive Drive for controlling several motors which are typically coupled to the same
machinery. Includes one supply unit, and one or several inverter units.
Parameter In the control program, user-adjustable operation instruction to the drive, or
signal measured or calculated by the drive
PLC Programmable logic controller
Single drive Drive for controlling one motor
Supply unit Part of the drive system that rectifies the AC supply voltage and outputs a DC
voltage.
UPS Uninterruptible power supply