Product Profile of Watt Meters, 1/2 Din Compact Digital
Delta Control Engineering Corporation manufactures digital watt meters,. It has now introduced compact 31/2 digits wattmeters in 92 mm x 46 mm cut-out. These are three terminals wattmeters, suitable for very wide range of pf applications from ?0.2 to unity. The available ranges, without the use of CTS, are 20.00 W; 200.0 W and 2000 W. With the use of external CTs, the range can be extended suitably. Model 1WT-5A with the ratings of 440 V/5 A/200 W is suitable for three-phase three-wire applications, in which two of these instruments are used. These wattmeters are of high stability type, low insertion loss and are of Class: 0.5 accuracy.
