IEEE PC37.30.4 pdf download IEEE Standard for Test Code for Switching and Fault Making Tests for High-Voltage Interrupter Switches, Interrupters or Interrupting Aids Used on or Attached to Switches Rated for Alternating Currents Above 1000 V 5. Description of ratings and capabilitiesRefer to appropriate product standard. 6. Preferred ratings Refer to appropriate product standard. 7. Construction requirementsRefer to appropriate product...