FAQ: What should we do when error OV3 occurs?

Shihlin Electric FAQ: Selection, Wiring & Troubleshooting

What should we do when error OV3 occurs?

OV3: Overvoltage occurs during deceleration
1. Increase the deceleration time P.8.
2. Check whether it has installed a braking unit, the braking parameters (P.30, P.70) and the specification of the braking resistor are reasonable or not.

What should we do when error OV3 occurs? | Shihlin Electric

The Shihlin Electric Company Profile introduces a Taiwan-based manufacturer with 70+ years of engineering experience supporting low-voltage power distribution and motor control for industrial customers.

Our scope covers circuit breakers, switchgear and power distribution systems, magnetic switches and magnetic contactors—plus factory automation solutions including inverters, AC drives, servo motors and drives, HMI, controllers, PLC and system integration.

With long-term OEM/ODM collaboration and a growing global network, Shihlin Electric helps you standardize components, reduce downtime, and move from product selection to commissioning with practical technical support.