Terminology; Related Manuals - Mitsubishi Electric FR-A800 Series Beginner's Manual

Introduction
1.3

Terminology

The terms and concepts below are important for frequency inverters and are used frequently in this
guide.
Direction of rotation of electric motors
The direction (or sense) of rotation of electric motors is defined looking at the end of the motor shaft.
If the motor has two shaft ends the direction is defined looking at the main drive shaft end, which is
defined as the shaft end away from the end where the cooling fan or the brake are installed.
The direction of rotation is described as:
● Clockwise / Forward
or
● Counterclockwise / Reverse
PU
The standard operation panel (FR-DU08/FR-DU08-01) and the optional external parameter unit
(FR-PU07) are briefly referred to as "PU" ("Parameter Unit").
PU operation mode
In PU ("Parameter Unit") operation mode the inverter can be controlled with the standard parameter
unit or an optional external parameter unit (The PU indicator LED lights up when the inverter is in PU
operation mode.
Model designation
The following common designations are used for the different types of inverter models:
FR-A8 0: Standard model
FR-A8 2: Separated converter type (must be operated with a separate converter unit)
FR-A8 6: IP55 compatible model
1.4

Related manuals

For further details concerning the products introduced in this guide refer to the following related
manuals, which you can find in the download section of https://eu3a.mitsubishielectric.com:
FR-A800 Installation Guideline
FR-A800 Instruction Manual
FR-A802 (Separated Converter Type) Instruction Manual (Hardware)
FR-CC2 (Converter unit) Instruction Manual
FR-A806 (IP55/UL Type12 specification) Instruction Manual (Hardware)
FR Configurator2 Instruction Manual
FR-A800 PLC function programming manual
FR-A800 Safety stop function instruction manual (Document. no. BCN-A23228-001)
Frequency Inverters - Beginner's Guide
Terminology
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