Single phase energy meter on sales quality single phase. Pdf this paper presents a single phase electrical energy meter based on a microcontroller from microchip technology inc. The measurement of energy is accomplished by means of a voltagefrequency converter connected downstream from the power meter. Magnetic interference is the most common and easiest way to tamper with a meter.
Watthour meter is in fact a measuring device which can evaluate and records the electrical power passing through a circuit in a certain time. This paper presents a single phase electrical energy meter based on a microcontroller from microchip technology inc. Meter socket layout for adding a separately metered electric vehicle service figure 23. The simple yet reliable structure of single phase electronic energy meters readily supports the dynamic working range of the meter. An electronic energy meter eem functionally outperforms the traditional ferraris wheel meter. Single phase smart card prepayment energy meter used the. Induction type energy meter essentially consists of following components. The threewattmeter method can also be used in the absence of a neutral conductor if an artificial neutral is available. The detail explanation of their parts is written below. One important advantage of eem is that in non linear loads, its metering is highly accurate and electronic measurement is more robust than that of the conventional mechanical meters. A wide variety of single phase electronic meter options are available to you, such as balancing machine. Digital electric meter slow 100% meter slow kerne ka latest tareeka by using diode digital meter duration.
An energy meter ic demonstration board for evaluating the 71m6521 device for singlephase electronic energy metering applications popular keywords cgs hsa25 pa66 gf buss heat limiter crcw1206 2200uf capacitor 63v 48v center tap transformer mje3055t 102k 1kv termifoil 9 pin d connector pa66gf capacitor 100mf. A9mem2100 modular single phase power meter iem2100 230v. The three phase energy meter is used for measuring the large power consumption. It features in high accuracy, low power consumption and reliable stability and superior antitampering functions.
The three phase meter is constructed by connecting the two single phase meter through the shaft. What are the advantages and disadvantages of usual energy meters. Digital electronic energy meter 5amp 10amp kwh meters with 1 phase 2 wire ac. A9mem2100 modular single phase power meter iem2100. The individual pulses are then summated through the use of an electromechanical meter, and are made available at a pulse output as well. The total energy is the sum of the reading of both the elements. Energy meter is an instrument which measures electrical energy. An electric meter or energy meter is a device that measures the amount of electrical energy supplied to or produced by a residence, business or machine.
The construction of the single phase energy meter is shown in the figure below. Oct 22, 2016 digital electric meter slow 100% meter slow kerne ka latest tareeka by using diode digital meter duration. Drm121, mqxenabled mcf51em256 singlephase electricity meter. A9mem2100 modular single phase power meter iem2100 230v 63a.
Electrical energy meters principles and applications. Electronic single phase watthour meter adopts largescale ic, the latest microelectronic technologies and smt techniques. Besides that, energy consumption is stored in the microcontrollers eprom memory. Implementation of a singlephase electronic watthour. Electric, electronic, entertainment 120,208 views 6. Single phase energy meter electronic parts electronic. To make the phase angle between flux produced by shunt magnet and supply voltage about 900, small adjustments in the place of the ring is required. Find here online price details of companies selling single phase electronic energy meter. How to wire single phase kwh energy meter electricalonline4u. Single phase electricity meters gas meters energy meters. Here we are going to discuss the singlephase induction type in detail. Single phase electronic electricity meter for din railassembling date 07. The rotation of metallic disk is operated by two coils.
Predictably, single phase meters used in most residential complexes are targets for tampering and antitamper techniques for these are most needed. Single phase electricity explained wiring diagram energy. Energy meter circuit detailed project with source code. It uses ad7755, a singlephase energy measurement ic to acquire and process the input voltage and current parameters. This article is really good kurrey consultancy services november 25, 2018 at 2. Single phase smart card prepayment energy meter used the entire digitized electronic meter specialpurpose chip. You can use this solution even for individual appliances to see how much energy they are consuming. A9mem25 modular single phase power meter iem25 230v. The voltage and currents of the power line are rated down to signal level using transducers like voltage and current transformers and given to that ic as shown in the figure. Hxe12r electronic meter is developed and manufactured by hexing. Ic ade7757 is a lowcost, singlephase solution for electrical energy measurement.
Electrical energy meters having backlit lcd display. Mqxenabled mcf51em256 singlephase electricity meter reference design, rev. The electricity meters in our single phase meter range are all mid approved meters. Implementation of a singlephase electronic watthour meter using the msp430f6736a if a test setup needs to be connected, the connections have to be made according to the evm design.
A single phase meter is used in alternating current systems. Overview of single phase induction type energy meter. 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. Id like to receive news and commercial info from schneider electric and its affiliates via electronic. Single phase digital electronic energy meter for residential, iec standard. Mar 28, 2017 induction type single phase energy meter. Selfcontained meter socket connections single phase and. Arrangement of counting and displaying the amount of energy consumed. Below energy meter diagram i shown a single phase kwh meter with incoming supply and out going supply to home, collage, shop etc. Hpl energy meter hpl energy meter latest price, dealers. Direct display with the singlephase energy meter with energy consumption indicator. There is a small display window in the front of the meter which displays the reading of energy consumed with the help of dials. A wide variety of single phase two wire energy meter options are available to you, such as display type, phase.
Physical tampering includes trying to break the case, inserting metal objects to prevent measurement, etc. Pdf a single phase microcontroller based energy meter. The complete set up consists of two energy meters, wattmeter, voltmeter, ammeter, variac. One single phase energy meter, one single phase load, stop watch and connecting wires. An electricity meter, electric meter, electrical meter, or energy meter is a device that measures the amount of electric energy consumed by a residence, a business, or an electrically powered device electric utilities use electric meters installed at customers premises for billing and monitoring purposes. Technical specifications for single phase electronic energy meter of. Single phase digital energy metermeter connection how to.
A singlephase meter is used in alternating current systems. Single phase digital energy metermeter connection how. The electronic energy meter is also better protected against tampering than its mechanical predecessor, and units for prepaid operation e. L and n correspond to the voltage inputs from the test setup. Typical single phase overhead meter installation wall mount above flood level with platform figure 22. Rated voltage 220v 230v single phase prepayment smart card electric energy meter description. A measuring system with three multipliers is required for 4wire threephase systems of unbalanced load with neutral conductor n. Energy meter with lcd display and integrated s0 interface. Induction type energy meter used invariably to measure the energy consumed in any a. Presented here is a simple energy meter using analog devices ade7757 chip for singlephase, 2wire phase and neutral systems used in households. This application report describes the implementation of a singlephase electronic electricity meter using the texas instruments msp430afe2xx metering. Single phase dinrail electronic energy meter with pulse ekwh 1001 ekwh 1001c specification rated voltage rated current accuracy mode impulse output executive standard frequency constant of meter display mode power consumption start current working temperature creep communication accuracy level load current 0. By implementing the watthour meter, we can know how much amount of electrical energy is used by a consumer.
The meter which is used for measuring the power of three phase supply is known as the three phase energy meter. Jul 25, 2018 watthour meter is in fact a measuring device which can evaluate and records the electrical power passing through a circuit in a certain time. Implementation of a singlephase electronic watthour meter. Single phase electricity is connected at 230 or 240 volts via 2 wires, active and neutral, and is found in most domestic settings. These graphics below shows the above idea in a very simple way. Single phase induction type energy meter is also popularly known as watthour meter. There is a copper shading ring at the central limb of the shunt magnet. They are typically calibrated in billing units, the most common one being the kilowatt. Single phase electronic energy meter,1 phase electronic. The power companies benefits from eem in three significant ways. This article focusses only on its constructional features and its working.
Jul 25, 2018 there is a small display window in the front of the meter which displays the reading of energy consumed with the help of dials. Single phase electronic energy meters which we offer is wellequipped with large integrated circuits along with surface mounted technology. This energy meter data gateway can provide the data of an electronic. The working of single phase induction type energy meters are based on two main fundamentals. It uses ad7755, a single phase energy measurement ic to acquire and process the input voltage and current parameters. To study the construction and working of single phase energy meter and to find out energy consumed in 30 minutes. Single phase electronic energy meter at best price in india. Predictably, singlephase meters used in most residential complexes are targets for tampering and antitamper techniques for these are most needed. Singlephase energy meter honeywell products for buildings. The analog to digital controller adc features used in the application.
Single phase induction type energy meters electrical concepts. Dds102j1 single phase electronic energy meter register display ddsy102k3 single phase electronic type prepayment energy meter ddsy102k7 single phase electronic type microwireless energy meter. A simple capacitive power supply for the msp430 energy meter appropriate values of resistor r22 and capacitor c49 are chosen based on the required output current drive of the. This article is only focused about its constructional features and its working. However the meter should withstand the maximum system voltage. Meter records correct energy with same accuracy under reverse current connection. About 94% of these are energy meters, 0% are power meters, and 0% are voltage meters. Technical data singlephase energy meter, threephase meters and energy. Implementation of a singlephase electronic watthour meter using. A single phase microcontroller based energy meter conference paper pdf available in conference record ieee instrumentation and measurement technology conference 2. Threephase and singlephase energy meters, highquality pdf. But these are now being gradually replaced by electronic digital energy meters. Thus we need an integrating instrument which can measure and record the energy consumed by the load under varying load condition. These mid meters are all compact and lightweight and rated as class 1 and 2, so you can rely on electricity meter accuracy.
The red wire shows the live or line or phase and the blake shows the neutral wire. Figure 3 shows a simple capacitor power supply for a single output voltage of 3. An electricity meter, electric meter, electrical meter, or energy meter is a device that measures the amount of electric energy consumed by a residence, a business, or an electrically powered device. Single phase energy meter sub electrical meter manufacturer. General this manual is for single phase energy meter for active energy. Get info of suppliers, manufacturers, exporters, traders of single phase electronic energy meter for buying in india. In this video we learn electrical engineering basics by learning single phase meter wiring diagram. How electricity reaches our homes from the power station. What is the solution for the drawbacks of commonly used energy meters. Electromechanical type the electromechanical induction meter operates by counting the revolutions of a nonmagnetic, but electrically conductive, metal disc which is made to rotate at a speed pro. Salient features range 520a, 1060a, 5a ct operated in class 1. Singlephase energy meter with lc display, electronic. This electronic meter does not possess any rotating parts, and the energy consumption can be easily read from a fourdigit display.
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