ISIRI Production Standard (1926) 66;
Working voltage: 450V / 750
Conductor: Class 5 anilized copper sprayer (if required tin plated)
Conductor separator: 23 micron polyester tape
Insulation: Special Rubber Component (EPDM) type IE 1 (EI 7)
Finish: Black rubber compound SE 4 (EM 7) with high heat resistance, severe cold, acid, and any petroleum and oil materials and full sealing for submersible pumps
Test voltage: 2.5 kV for 5 minutes
Other tests: Based on the tests required by ISIRI (1926) 66;