In the above diagram i shown an utility pole form which i get supply to kilowatt hour e meter and after that i get supply form energy meter. These graphics below shows the above idea in a very simple way.
Edn Prevent Tampering In Energy Meters
Kilowatt hour meter wiring diagram. Form 2s need a meter for a 120 volt. No 1 is live in no 2 and no 3 is just a convenient terminal connection for the neutral neutral in and out and no 4 is the live out to the load. You can wire analog and digital energy meter using this method. Install an hour meter in just a few steps. In other words the live is connected in series with the current coil of the meter between 1 and 4. Although newer engines often come with display gauges older ones leave you in the dark.
In diagram i use red coler wire for line phase and black for neutral wire. The red wire shows the live or line or phase and the blake shows the neutral wire. Below are the the connections diagrams for installation of a single phase 3 phase 4 wire kwh meter digital or analog energy meter from the supply to the main distribution board in home. Series 1000 meters are designed for 1 phase 2 wire and 1 or 2 phase 3 wire services whereas series 2000 meters are designed for 3 phase 4 wire services. 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. The little copper bridge link on terminal 1 feeds the one end of the internal voltage coil of the meter.
Facilities instructions standards and techniques volume 3 10 watt hour meter maintenance and testing internet version of this manual created december 2000. Meter internal wiring front view three phase four wire delta with three cts connections to socket front view use the ct ratio as the transformer factor in determining the meter multiplier. The kilowatt hour meter also contains coils which work in conjunction with the disc and a permanent magnet. First you must select an hour meter model. Single phase form 2s for 120v circuit. This guide is for use with individual series 1000 and 2000 units.
3 phase 4 wire energy meter installation of 3 phase kwh energy meter. Search through our list of wiring diagrams to find the right one for your job. Function kilowatt hour meters calculate electrical energy consumption in billing cycles which are measured in kilowatt hours or units of energy equivalent to 1000 watt hours. The other two lines can be connected either as shown or swapped. Step 1 selecting an hour meter model. 2 3 1 x y z z y k neutral connect the 208v wild leg as shown.
Ct rated electronic kilowatt hour kwh meters designed for permanent connection to an electrical service. Single phase watt hour meters. How to wire a three phase kwh energy meter. While an hour meter isnt a necessary part for your boat it can help you track how many hours you put on your outboard motor. Poly phase meters 3 phase 4 wire. Poly phase meters 2 3 phase 3 wire.
Gallery of Kilowatt Hour Meter Wiring Diagram
