ABB TBC7-30-01-51RT

[michael.dolan]

Does anyone have any experience with this contactor and know of any reliability issues?

[Quinn_2289]

Hello Michael,
Welcome to the TechForum, as the part is not a stock item, we wouldn’t have access to feedback on it sorry.

[APDahlen]

Hello @michael.dolan,

We do sell similar devices.

For example, here is a forum post describing a Schneider product with a variety of accessories:

Introduction to the Magnetic Motor Starter

This article explores the defining features of the motor starter. This includes aspects of construction, the family of accessories, and the challenges of purchasing. It also touches on the complexity of the wire diagram and hints at integrating the device into a larger control panel. If you are new to motor starter, you may need to read this post a few times as the motor starter is very important and a surprisingly complex device. If motor starters are old hat, you may still find a few useful ge…

Please let us know more about you project so we may better assist.

Best wishes,

APDahlen

[rick_1976]

No experience with that product specifically, but many “reliability issues” with mechanical switching devices are due to incorrect application or improperly calibrated expectations. They’re fundamentally a consumable device, but whether one can expect 100 or 100,000 operations out of given unit prior to failure is a question of details.

A high-level overview of basic considerations relating to switching is on offer in this post and may be of interest.