227 ABNT NBR 7287-2019 2019-01-31 Portuguese Power cables with extruded cross-linked polyethylene (XLPE) insulation for rated voltages from 1 kV up to 35 kV - Performance requirements 228 ABNT IEC/TS 60079-39-2019 2019-01-31 Portuguese Explosive atmospheres Part 39: Intrinsically safe systems ...
227 ABNT NBR 7287-2019 2019-01-31 Portuguese Power cables with extruded cross-linked polyethylene (XLPE) insulation for rated voltages from 1 kV up to 35 kV - Performance requirements 228 ABNT IEC/TS 60079-39-2019 2019-01-31 Portuguese Explosive atmospheres Part 39: Intrinsically safe systems ...
227 ABNT NBR 7287-2019 2019-01-31 Portuguese Power cables with extruded cross-linked polyethylene (XLPE) insulation for rated voltages from 1 kV up to 35 kV - Performance requirements 228 ABNT IEC/TS 60079-39-2019 2019-01-31 Portuguese Explosive atmospheres Part 39: Intrinsically safe systems ...