Description
The ABB REU611E-1G appears to be a variant of the ABB REU611 series, which is a line of undervoltage protection relays designed for use in medium-voltage electrical power systems. Here’s a breakdown of the information we can glean and some suggestions for finding specifics:
Base Model – ABB REU611:
- Function: The core ABB REU611 series relays provide protection against undervoltage events in the power system. Undervoltage conditions can cause malfunction of equipment and voltage instability.
- Functionalities: REU611 relays likely offer functionalities like:
- Detecting undervoltage dips below a set threshold.
- Tripping circuit breakers to isolate faulted sections and prevent equipment damage.
- Time-delayed tripping to avoid unnecessary outages during brief voltage sags.
- Applications: Undervoltage protection relays like the REU611 are used in various applications, including:
- Protecting motors and other sensitive equipment from damage during voltage dips.
- Maintaining power quality within acceptable voltage ranges.
- Improving system stability by isolating faulted sections during undervoltage events.
Understanding the Suffix “E-1G”:
- Unfortunately, definitive information about the specific meaning of “E-1G” in this context is not readily available from official ABB product pages or manuals.
- It likely indicates a specific variant or revision of the REU611 series with potential variations in:
- Voltage ratings: The relay might be designed for a specific voltage range within the medium-voltage classification.
- Settings and functionalities: There could be slight variations in the configurable settings or functionalities compared to the standard REU611 model.
- Terminal arrangements: The “E-1G” suffix might indicate a specific terminal configuration for wiring and connections.
Finding Specific Details:
Here are some suggestions to get more information about the ABB REU611E-1G:
- Contact ABB Customer Support: This is the most reliable source for accurate details. Explain the model name and inquire about functionalities, specifications, and relevant manuals for the REU611E-1G variant.
- Search for ABB REU611E-1G manuals: Try searching for specific manuals or technical documents mentioning the “REU611E-1G” model number. You might find resources from distributors or engineering websites that provide details on this particular variant.
- Search for similar models: Look for information on the base model “REU611” along with its functionalities and applications. This should give you a general understanding of the core purpose of the REU611E-1G despite the unknown specifics of the suffix.
