KF900A is a comprehensive test instrument develop based on intelligent substation testing,mainly function is protection relay testing, sampling value analysis, SCD file analysiscomparison and MMS service. Suitable for detection and testing of IED equipment such as intelligent substation protection relay, measurement and control device, merge unit and intelligent terminal. Also can used in signal check of substation control layer.

Built-in lithium battery power supply, with small size, light weight, full LCD touch screen operation, powerful test functions, etc., in order to meet the requirements of system joint testing, installation and commissioning, operation and maintenance and skill training of intelligent substation.

KF900A is new definition of optical digital relay protection tester,also bringing a new operating experience for users.