Standard Specification for Phosphorized Coppers—Refinery Shapes Ingestion-build-81111 Note 1: SPDs complying with

Note 1: SPDs complying with BS EN 61643‑31 are exclusively dedicated to being installed on the DC side of photovoltaic generators and the DC side of inverters

which may be crucial in terms of track circuit signalling function as well as protection against the effects of stray currents

— Further introductory explanations regarding the content and use of the API beyond those found in Annex A of ISO/IEC 13066-1

provided that the relationship between the indicated quantity and the measurand is known

BS EN 2174 sets the delivery and use condition as solution treated and precipitation treated

Standard Specification for Phosphorized Coppers—Refinery Shapes Ingestion-build-81111 Note 1: SPDs complying with