422 dtz1513mct305k4a ciuthree phase three wire ctpt connected energy meter. A 240 volt meter is used for 277480v service.
Electric Meter Wiring Diagram Uk H1 Wiring Diagram
Three phase ct meter wiring diagram. 3 phase supply standard connection for 230 400v 4 wire ct meter installation and test block pdf 027 mb 3 phase supply with 1 controlled phase pdf 021 mb 3 phase supply with 2 24 hour phases and one controller phase for distributed generation pdf 011 mb. The elster a1140 is a typical three phase ct operated meter used in many micro generation and importexport metering applications. In the above diagram i shown three ammeters current transformers in the above ct wiring diagram i common a wire of all ct s my means that i connect ct one connection with one another. 3 phase 4 wire energy meter installation of 3 phase kwh energy meter. 3 wire network 3 wire 4 wire delta or 4 wire wye. 3 phase kwh meter wiring and its connection diagramas you know that we use two types of electrical appliances regarding its rated voltage in which some are for single phase and some are required 3 phase just like this we use two types of kwh meter in which one for single phase and 2nd kwh meter 3 phase.
120208v or 277480v or meter rated 120 or 240v using line to ground voltage. Milbanks ct rated sockets transockets enclosures and test switches provide the flexibility and safety needed for metering in commercial and industrial applications. Note the voltage inputs to the meter must be externally fused via a slyde lock fuse and terminal 11 is the neutral tying down the three voltages 2 the ct cables should be kept as short as possible use 25mm cable to maintain accuracy 3 cts match the ratio of the meter being fitted eg 2005 amp meter 200 amp cts. I can also do it without connection with one anther but the main reason behind this is that in real life we do our wiring like above diagram in our main power. 42 meter wiring diagram and vector diagram. In this video i also explain the 3 phase distribution board diagram in which i explain the three phase kwh meter connection and installation 4 pole mccb wiring double pole mcb double pole rcd.
Click here to read about our new line of bussed ct cabinets. Polyphase circuits a polyphase 3 phase circuit may be. Export metering with three phase ct meters with modern three phase electricity meters the meter is capable of measuring energy in both energy flow directions. How to wire a three phase kwh energy meter. Today we are going to show that how to wire and install a 3 phase kwh energy meter three phase or poly phase 3 phase 4 wire digital or analog energy meter from the supply to the main distribution board.