To enhance the quality of manufacturing as responsibility, build national brand of measurement!
To enhance the quality of manufacturing as responsibility, build national brand of measurement!
WP4000谐波运算主要包含：
1、各次谐波的幅值、相位
2、总谐波含量HC
3、谐波电压因数HVF
4、谐波失真THD
5、电话谐波因数THF
China's leading enterprise in variable frequency power measurement and metering
National variable frequency power measuring instrument (metering station) founder
Research and development unit of national variable frequency power metering standard