改进的测速发电机
improved tachometer generator
脉冲测速发电机
pulse tachometer generator
爪极式无刷直流测速发电机
claw pole brushless DC tachogenerator
频率发电机测速
FG speed lock detection output
同步测速发电机
synchronization tachogenerator
发电机不对称过负荷
non symmetric overload protection for generator
发电机标识牌
generator identification plate
发电机变压器组保护
protection in generation-transformer group
发电机—变压器组
generator-transformer bank