Weschler Edgewise Switchboard Meters - Vertical

For direct measurement of standard electrical quantities, or in combination with transducers for measuring any other electrical or mechanical quantity that can be converted into a proportional electrical quantity.
Specifications
The V252 Meters exceed the requirements for the 2% class specified in ANSI C39.1, and may be calibrated to 1% initial accuracy. They meet the flammability requirements of IEEE Standard 420-1973 and they have passed the seismic qualification tests under IEEE Standard 344-1987. Transducer-type frequency Meters, varMeter, wattMeters and power factor Meters are available.