Learn at your own pace with our affordable online training courses based on The Relay Testing Handbook.
A series of nine indispensable volumes that every relay tester needs:
One should take this course whether they know everything about relays or know nothing about them at all. Anyone could walk into this course and learn something. For those who have low experience with testing relays, this class will start you off on the right path to becoming a great relay tester.
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