Step down transformers provide low voltage AC power for lighting, instruments and other circuits that use alternating current at a lower voltage.
降压变压器低压AC电源提供照明，仪器仪表和其他使用交流电在一个较低的电压的电路。
The Siemens scope of supply includes power equipment such as medium and high-voltage transformers as well as all the high, medium and low-voltage distribution systems.
西门子供给范围包括电力设备，如中压和高压变压器以及所有高、中、低压配电系统。
The low voltage operational transformers in the power house, the backup transformer, and the DD transformer shall be dry-type transformers, while other transformers shall be of oil immersed type.
主厂房低压工作变﹑备用变﹑电除尘变采用干式变压器，其它采用油浸变。
The low voltage operational transformers in the power house, the backup transformer, and the DD transformer shall be dry-type transformers, while other transformers shall be of oil immersed type.
主厂房低压工作变﹑备用变﹑电除尘变采用干式变压器，其它采用油浸变。
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