DIN - German Institute for Standardization

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Hydrogen Technologies Standards form the basic framework for market ramp-up
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Climate change Standards and specifications support climate targets
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Smart Farming Standards and specifications are drivers for the digitalization of agriculture
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Draft technical rule [New]

DVGW GW 21
Interference of Buried Metallic Structures due to Stray Currents from DC Systems; Text identical to AfK Recommendation No. 2

Title (German)

Beeinflussung von unterirdischen metallischen Anlagen durch Streuströme von Gleichstromanlagen; textgleich mit der AfKEmpfehlung Nr. 2

Edition 2025-10

Public enquiry period until 2025-12-31

Original language German

Price from 64.20 €

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Hydrogen Technologies Standards form the basic framework for market ramp-up

Climate change Standards and specifications support climate targets

Smart Farming Standards and specifications are drivers for the digitalization of agriculture

DVGW GW 21 Interference of Buried Metallic Structures due to Stray Currents from DC Systems; Text identical to AfK Recommendation No. 2

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DVGW GW 21
Interference of Buried Metallic Structures due to Stray Currents from DC Systems; Text identical to AfK Recommendation No. 2