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NF F21-317 ; NF EN 50317:2013-01-19
Railway applications - Current collection systems - Requirements for and validation of measurements of the dynamic interaction between pantograph and overhead contact line
Edition
2013-01-19
NF C34-300-3 ; NF EN 50397-3:2022-07-29
Covered conductors for overhead lines and the related accessories for rated voltages above 1 kV a.c. and not exceeding 36 kV a.c. - Part 3: Guide to use
Edition
2022-07-29
NF C65-100-8 ; NF EN IEC 60099-8:2018-02-09
Surge arresters - Part 8: metal-oxide surge arresters with external series gap (EGLA) for overhead transmission and distribution lines of a.c. systems above 1 kV
Edition
2018-02-09
NF C66-042/A2 ; NF EN 61466-2/A2:2018-08-17
Composite string insulator units for overhead lines with a nominal voltage greater than 1 000 V Part 2: dimensional and electrical characteristics
Edition
2018-08-17
NF F21-367 ; NF EN 50367:2020-08-28
Railway applications - Fixed installations and rolling stock - Criteria to achieve technical compatibility between pantographs and overhead contact line
Edition
2020-08-28
NF C34-300-1 ; NF EN 50397-1:2020-11-20
Covered conductors for overhead lines and the related accessories for rated voltages above 1 kV AC and not exceeding 36 kV AC - Part 1: covered conductors
Edition
2020-11-20
NF E31-402 ; NF EN 416:2019-10-09
Gas-fired overhead radiant tube heaters and radiant tube heater systems for non-domestic use - Safety and energy efficiency
Edition
2019-10-09
NF E31-404 ; NF EN 17175:2019-10-09
Gas-fired overhead radiant strip heaters and multi-burner continuous radiant tube heater systems for non-domestic use - Safety and energy efficiency
Edition
2019-10-09
NF C67-250
Supports for overhead lines. Prestressed concrete poles. Specification
Edition
1981-12-01
OENORM E 4020
Electrical overhead lines; symbols for sag and tension calculations
Edition
1980-03-01