Two-phase winding, three-wire connection. Ungrounded or grounded can be specified.
两相绕组，三线连接。可指定不接地或接地。
2
Thus, the proposed adaptive criterion can effectively improve the sensitivity of generator protection is improved while the single-phase of stator winding is grounded via transition resistance.
因此，自适应判据有效提高了保护在定子绕组经过渡电阻单相接地情况下的灵敏度。
3
Three-phase winding, open delta connection. Ungrounded or grounded can be specified.