Danfoss 175G5581 VLT Soft Starter MCD 500 with 195 A current rating, integrated bypass and three-phase 380-690 V AC operation for industrial motor control applications.
The Danfoss 175G5581 is an advanced VLT® Soft Starter MCD 500 designed to provide smooth and controlled starting and stopping of large three-phase motors in demanding industrial applications. As part of the Danfoss MCD 500 series, it delivers intelligent motor control, comprehensive protection features and reliable performance for heavy-duty automation systems.
This digital soft starter uses advanced control technology including Adaptive Acceleration Control (AAC) to optimise motor starting and stopping profiles. The MCD 500 range provides integrated motor protection, current monitoring and bypass operation to improve efficiency, reduce mechanical stress and extend equipment service life.
With a rated current of 195 A and support for three-phase 380–690 V AC supplies, the Danfoss 175G5581 is suitable for large industrial motors used in pumps, compressors, conveyors, fans and heavy processing equipment. Its G2 frame design and IP00 enclosure make it suitable for installation inside customised electrical control panels.
Soft starters such as the Danfoss VLT® MCD 500 regulate motor voltage during startup and shutdown, reducing mechanical shock and electrical stress. This helps improve motor reliability, minimise downtime and protect connected machinery.
The MCD 500 series is designed for industrial environments requiring dependable motor management, flexible configuration and advanced protection. With intelligent control functions and integrated monitoring, the Danfoss 175G5581 provides reliable performance for modern industrial automation systems.
| Current | 195 A |
|---|---|
| Voltage | 110 V |
| Phase | Three Phase |
| IP Rating | IP00 |
| Series | VLT® Soft Starter MCD 500 |
| Part number | 175G5581 |
| Product type | Soft starter |
| Rated current | 195 A |
| AC53b rating | 3-30:570 |
| Input voltage | 380–690 V AC |
| Input phases | 3-phase |
| Frequency | 50 / 60 Hz |
| Control voltage | 110 VAC and 220 VAC |
| Bypass | With integrated bypass contactor |
| Protection rating | IP00 |
| Frame size | G2 |
| Mounting type | Panel / cabinet mounting |
| Approximate net weight | 14.9 kg |
| EAN | 5710108872434 |
The Danfoss 175G5581 is a VLT® Soft Starter MCD 500 used to control the acceleration and deceleration of large three-phase industrial motors.
The 175G5581 supports motors with a rated operational current of 195 A.
The soft starter operates from a three-phase 380–690 V AC supply.
Yes, the unit includes an integrated bypass contactor to improve efficiency during normal motor operation.
The Danfoss 175G5581 is typically installed inside electrical control panels for industrial motor control systems.
Danfoss VLT® Soft Starter MCD 500 products are widely used by engineers and machine builders to deliver reliable motor starting, reduced mechanical stress and efficient industrial operation.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...