After more than 10 years of operation, the generator-transformer protection of the 300 MW thermoelectric units became technologically behind, aging, too complicated in checking, and less sensitive.
运行多年的300MW火力机组，其发变组保护设备落后、老化、校验复杂、保护灵敏度低。
After more than 10 years of operation, the generator-transformer protection of the 300 MW thermoelectric units became technologically behind, aging, too complicated in checking, and less sensitive.
运行多年的300MW火力机组，其发变组保护设备落后、老化、校验复杂、保护灵敏度低。
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