Scope
EN 50317
Railway Catenary Current Collection Quality
This standard defines measurement systems and procedures for evaluating current collection quality between pantograph and overhead catenary lines during train operation. It specifies methods for measuring contact force, arcing, electrical quality, and mechanical interaction to verify system performance in real operational conditions. Railway infrastructure managers and rolling stock operators use these measurements to assess electrification system health, validate pantograph performance, and optimize maintenance schedules. Accredited testing laboratories provide the reliable data necessary for safe, efficient railway operations and network diagnostics.
What it measures
- Contact force during dynamic operation
- Arcing occurrence and duration
- Electrical voltage and current fluctuations
- Pantograph contact strip wear patterns
- Catenary geometry and tension variations
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DIN EN 50206-1
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BS EN 50206-1
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NF EN 50206-1
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UNI EN 50206-1
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UNE EN 50206-1
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NEN EN 50206-1
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DIN EN 50206-2
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BS EN 50206-2
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NF EN 50206-2
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UNI EN 50206-2
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UNE EN 50206-2
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NEN EN 50206-2
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ISO 14644-3
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BS 7989:2001
BS EN ISO 14644-1:2015
DIN EN 14175-3
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Testo Industrial Services
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RELATIVE HUMIDITY
HUMIDITY continued
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Tetra Tech Consulting
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BS 7592:2008, BS 8554:2015
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DC CURRENT
DC Resistance
Measurement
DC VOLTAGE
CAPACITANCE
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(HSG 248) – 2021
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QOP01 based on HSG 248
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The Original Gauge Company
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LENGTH
Screw ring gauges (parallel)
LENGTH cont.
As for Involute Spline Gauges
See Note 2
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The Testing Lab
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DIN EN 933-11
BS EN ISO 17892-1:2014+A1:2022
BS EN ISO 17892-10:2018
BS EN ISO 17892-11:2019
BS EN ISO 17892-2:2014
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Thomas Dudley
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BS 1212-2:1990 Clause 4
BS 1212-3:1990 Clause 4
DIN EN 997
Laktoseintoleranz (LCT -14055
BS 1212-4:1991 Clause 4, 13, 14
Total Clean Air
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ISO 14644-3
BS EN ISO 14644-2:2015:Part 2
DIN EN 12469
BS EN ISO 14644-1:2015
BS EN ISO 14644-4:2022
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Tru-Cal Metrology
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including dial and digital
LENGTH (cont’d)
Plain plug gauges (taper)
ANCILLARY MEASUREMENTS
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Tyneside Standards
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Micrometers
See Notes 3 and 5
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length bars) – See Note 5
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FNED142 BS EN ISO 11816-
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