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Electrical apparatus for explosive gas atmospheres. Part 11. Intrinsic safety i
Document status: Cancelled
Electrical relays. Part 12. Directional relays and power relays with two input energizing quantities
Document status: Active
Electric cables. Calculation of the current rating. Part 3-3. Sections on operating conditions. Cables crossing external heat sources
Document status: Active
Electromechanical elementary relays. Part 7. Test and measurement procedures
Document status: Active
Radio-frequency cable type PK 75-4-37. Specifications
Document status: Active
