Frenquency convertors

Frequency Converter Services：

Field services

On-site Installation and Trail Operation Services

Upgrading Services

Maintenance and Troubleshooting

Routing Maintenance

·Check if the bus-bar joint is burr-free and ignition free.

 Clean cabinet filter.

·Check control module, control module, thyristors, diodes, capacitors, reactors and fuse

devices and other electronic component; Check control system parameter.

·Check cooling system,such as deionized water level,conductivity, filter, pump, flow meter, thermometer and heat exchanger.

·Check cabinet anti condensation heater.

·Check the connection of control system terminal·

Testing: input and output cable insulation.

·Check filter dust removal system, protection parameter calibration and ventilation cooling system.

·Check cable connections, oil level and desiccant; Conduct oil test