
GB/T10228-1997 GB6450-1986 JB/t10086-2004 GB4208-1993
Rated high-voltage: 10(11, 10. 5, 6. 6, 6. 3, 6)KV
Rated low-voltage: 0. 4KV
Connection group: DYN11 or YYN0
Tapping range of high-voltage: ±5% or ±2×2. 5%
Insulating level: li75AC35/li0AC5
Frequency: 50HZ