00530nam a2200169Ia 4500008004100000041000800041082001600049100003000065245005600095250000800151260004700159300000700206650002700213942000700240952009800247999001500345230711s9999||||xx |||||||||||||| ||und|| aENG a621.3bBU-I aBureau of Indian Standard 0aSI : 2026 Pt IbSpecification for power transformer a1st c1977aNew DelhibBureau of Indian Standard a39 aElectrical Engineering cBK 001040708RaMCLbMCLd0000-00-00l0o621.3 BU-Ip7864r2023-08-17 14:01:27w2023-08-17yBK c1585d1585