标准号:IS 3961 Pt.3-1968
发布日期:1968/11/1 12:00:00
实施日期:1999/12/31 12:00:00
适用范围:This standard (Part III) covers recommended current ratings for both the copper conductored as well as aluminium conductored rubber insulated cables of voltage ratings 250/440 volts and 650/1 100 volts covered by IS :434 (Part I) - 1964〓 and IS: 434 (Part II) - 1964〓respectively.