EG4 18kPV Inverter RSD Jumper Wire Instructions

Quick guide on handling the pre-installed RSD jumper wire for the EG4 18kPV hybrid inverter. Learn when to keep or remove the jumper based on your Rapid Shutdown Device installation.

Quick Guide for RSD Jumper Wire

This document provides specific instructions regarding the Rapid Shutdown Device (RSD) jumper wire for the EG4 18kPV hybrid inverter. Upon receiving your unit, it is critical to verify the status of this jumper to ensure proper system operation.

RSD Jumper Wire Handling

The inverter comes with a pre-installed small red jumper wire located on the RSD terminals. Follow these guidelines based on your installation requirements:

Location of the pre-installed red jumper wire on the RSD terminal block.

If you are NOT installing an external Rapid Shutdown Device: Leave the red jumper wire in place. It is required for the inverter to operate correctly.
If you ARE installing an external Rapid Shutdown Device: You must remove the pre-installed red jumper wire during the installation process.

Manufacturer information

EG4 Electronics LLC

Brand profile

Manufacturer website https://eg4electronics.com Support https://eg4electronics.com/contact/ Manufacturer manuals https://eg4electronics.com/documentation/

Practical help

Common problems

Inverter fails to start or shows RSD error

Verify that the red jumper wire is securely installed on the RSD terminals if you are not using an external Rapid Shutdown Device.

Before use

Inspect the RSD terminal block immediately upon unboxing.
Identify the small red jumper wire.
Determine if your installation requires an external Rapid Shutdown Device (RSD).
Keep the jumper installed if no external RSD is used.
Remove the jumper only if an external RSD is being installed.

Manual page author

David Miller

Documentation analyst

Organizes user manual content into clear summaries, with attention to model details, product context, and everyday usability.