Vacuum Circuit Breaker Type Medium Voltage Automatic Transfer Switch
The MDS9MVG Series Medium Voltage ATS is a breaker-type medium voltage automatic transfer switch cabinet developed and manufactured by Midas Electric. This product has passed the medium voltage transfer type test for ATS and is designed in compliance with relevant IEC and GB standards. It features both electrical interlocking and a five-proof mechanical interlocking design, with a transfer time of less than 100ms.
Product Features
Rated current: 630A~2500A
Combined mechanical interlocking between breaker main shafts and breaker trolleys
In standard mode, smooth transfer between utility power and generator input within 100ms
Various bypass structures available to ensure uninterrupted power to the load during switch maintenance
In closed transition mode, enables seamless transfer to ensure uninterrupted power supply for critical loads
Soft load transfer function maintains power system stability during closed transition
Withdrawable and modular design for easy maintenance and replacement
Step-by-step medium voltage load transfer function
Reverse power protection to prevent backfeeding from the generator due to power flow changes
Protection functions including time delay, instantaneous, directional phase, zero-sequence, ground, negative-sequence overcurrent, and re-voltage overcurrent
PT disconnection and trip circuit monitoring
Fault waveform recording
