With the development of the system voltage level, the old one can no longer satisfy the needs of the l-TV/UHV substation system, a new device is needed urgently.

• 随着电网电压等级的提高，变电站综合自动化对测控装置的要求也在不断地提高，原中、低压测控装置已不能满足高压、超高压变电站的要求。