‑2‑
Preface
Document Name
Document
Code
Description
MD520 Series General‑
Purpose AC Drive
Function Guide
19011717
This guide describes the installation, wiring,
commissioning, troubleshooting, parameters,
and fault codes of the AC drive.
MD520 Series General‑
Purpose AC Drive
Safety Function Guide
19011795
This guide describes the safety information,
instructions for mechanical and electrical
installation, commissioning and maintenance
guidance, and safety‑related parameters of the
AC drive.
Revision history
Date
Version Description
November 2023
A05
Corrected some minor errors.
June 2023 A04
Updated section 8.4.2 Wiring Descriptions of
Control Circuit Terminals.
May 2023 A03
● Added T13 models to the product model list.
● Added the installation flow of T13 models in
section 1.1 Installation Flowchart.
● Added the clearance requirements on T13
models in section 1.2.3 Clearance.
● Added the mechanical installation tools and
wiring tools for T13 models in section 1.3 Tools.
● Added T13 model descriptions and updated
MD38IO1 terminal descriptions in section 1.4.1
Option List.
● Added section 6 Mechanical Installation (T13
Models).
● Added T13 model dimensions in section 8.3.2
Dimensions and Cable Selection for Main Circuit
Terminals.
● Added descriptions of STO terminals in section
8.4.1 Main Circuit Terminal Descriptions.
● Added descriptions of STO wiring and modified
descriptions of DI1 to DI5 in section 8.4.2 Wiring
Descriptions of Main Circuit Terminals.
● Made minor corrections.
December 2022
A02
● Updated the preface.
● Updated the fundamental safety instructions.
● Updated the product model list.
● Added the air director cover in section 1.2.3
Clearance.
● Updated section 7.4.2 Wiring Descriptions of
Control Circuit Terminals.
● Added descriptions of installation bases for
MDKE‑10 and SOP‑20‑810.
● Made minor corrections.
● Updated the document style.
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