automatic power factor regulator
功率因数自动调整器
功率因子自动调整器
自动功率因素调整器
Power factor compensation
power factor compensation controller
3-phase power factor correction
A new type reactive power compensation equipment
Active Power Factor Correction
active power factor correction APFC
Active power factor corrector
Active power factor corrector with high frequency switch
Adjustable Power Factor
adjustment of power factor angle φ
asynchronous motor with high power factor
Automatic Power Apportioning
automatic power control
automatic power controlling
automatic power measuring system