鲁大师在线视频播放免费观看|午夜精品久久久久久久久久久久|亚洲字幕av一区二区三区四区|一本大道无码人妻精品专区

SIRAX BT5700液晶顯示多功能電量表Universal measuring device

The universal measuring device SIRAX BT5700 is suited for fixed mounting and the measurement of Voltage, current, frequency, power, energy (active / reactive / apparent), power factor, phase angle, etc in low voltage switchgear. The units are designed for unbalanced load network forms of 3-phase mains with 3- or 4-wire.   
Functions
- Well-visible two-line indication of measured data with backlit LCD display
- Easy on-site operation and parameterization
- Automatic cyclical scrolling of measured data
- Integrated active and reactive energy meters

SIRAX BT5700液晶顯示多功能電量表