{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"IEC 60331-21 Ed. 1.0 b:1999, Tests for electric cables under fire conditions - Circuit integrity - Part 21: Procedures and requirements - Cables of rated voltage up to and including 0,6/1,0 kV","author_name":"IEC TC/SC 20","thumbnail_url":"https://www.ebooknetworking.net/books/B00/0Y2/bigB000Y2SH2C.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B000Y2SH2C.html\">IEC 60331-21 Ed. 1.0 b:1999, Tests for electric cables under fire conditions - Circuit integrity - Part 21: Procedures and requirements - Cables of rated voltage up to and including 0,6/1,0 kV</a>","width":400,"height":300}