Brand: SIEMENS
Category: Control Unit
Document Type: Manual
Language: EN
Manual for MICROMASTER 440
Uploaded: Nov. 21, 2025, 7:47 p.m.
Manual Publish Date: 2001-10-01
Warranty Information
No warranty information is available in the provided document sections.
This manual provides comprehensive information on the MICROMASTER 440 frequency inverter. It covers installation, commissioning, operation, system parameters, troubleshooting, specifications, and available options. Key features include easy installation and commissioning, rugged EMC design, and a wide range of configurable parameters for various applications. The document also details performance and protection characteristics, including sensorless vector control and various protective functions like overvoltage, overtemperature, and short-circuit protection. Safety instructions and definitions are also provided.
Troubleshooting and error codes
| Fault/Alarm | Possible Cause | Remedy |
|---|---|---|
| Fault messages | Refer to section 6.3 for detailed fault messages and their remedies. | See section 6.3 |
| Alarm messages | Refer to section 6.4 for detailed alarm messages and their remedies. | See section 6.4 |
| Troubleshooting with SDP | Refer to section 6.1 for troubleshooting guidance using the Status Display Panel (SDP). | See section 6.1 |
| Troubleshooting with BOP | Refer to section 6.2 for troubleshooting guidance using the Basic Operator Panel (BOP). | See section 6.2 |