ABB Low Voltage Motor Installation Operation and Maintenance Manual

About this manual

This document serves as a user manual for ABB low voltage motors (including specific series like MT*, MBT*, MXMA, M2A/M3A, etc.). It provides essential guidance on compliance declarations, installation procedures, operational conditions, maintenance routines including lubrication, and environmental requirements. The guide also includes a troubleshooting table for motor faults. This manual is written in Chinese.

What's inside

• Compliance Declaration
• Installation
• Operation
• Maintenance
• Environmental Requirements
• Motor Troubleshooting

Frequently asked questions

What is the minimum insulation resistance value required before starting the motor?

The measured resistance must exceed 10 megohms when tested with a 500V dc high-resistance meter at 25°C.

How long must the motor windings be dried in an oven if they are damp?

The windings must be dried for 12-16 hours at 90°C followed by 6-8 hours at 105°C.

What is the maximum standard ambient temperature for the motor to achieve standard performance?

The normal ambient temperature should not exceed 40°C.