IS 9124 : 1979 Guide for maintenance and field testing of electrical relays
UDC 621.316.925 : 620.1 | ETD 35 |
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Reaffirmed 2016 |
1 Scope
1.1 This guide covers maintenance and field testing ofelectrical relays covered by IS 3231 : 1965. This guide isgenerally applicable to electromechanical relays. Static relays mayneed some additional requirements.