Mcp3909 and pic18fj90 single phase energy meter reference design. What is the difference between single phase vs three phase electricity meter i have seen many houses in my streets who are using three phase meters and few houses using single phase meters. Construction driving system, moving system, braking syatem, and registering system 4. Our product range includes a wide range of single phase energy meter with multifunctional lcd, single phase energy meter with rs 485 communications, single phase ac static watt hour meter, single phase multifunction electronic energy meter with lcd, single phase static energy meter with counter display and power meter. Visiontek static electronic energy meters are designed for revenue metering of single phase and three phase power consumers and also for energy management and energy audit purposes in the distribution networks. The meter which is used for measuring the energy utilises by the electric load is known as the energy meter. Selfcontained meter socket connections single phase and network figure 24. It uses ad7755, a single phase energy measurement ic to acquire and process the input voltage and current parameters. The mcp3909pic18f85j90 single phase energy meter reference design is a fully functional single phase meter. All three phase units are operable as single phase with dual voltage range capability or as three phase. You are paid a feedin tariff for this excess energy, which helps to cut the electricity bill. This design implements a highaccuracy singlephase embedded energy measurement application using msp430afe253. This design implements a highaccuracy single phase embedded energy measurement application using msp430afe253. But these are now being gradually replaced by electronic digital energy meters.
Pdf a prototype design for three phase smart energy meter. About 92% of these are energy meters, 3% are power meters. A wide variety of three phase digital energy meter options are available to you, such as type, phase, and display type. Three phase portable energy meter test system the gf302d1 three phase portable energy meter test system consists of an integrated three phase current and voltage sourceup to 500v120a or 500v20a and builtin three phase electronic reference standard of accuracy class 0.
On the ccgx go to the grid meter in the wired ac sensor settings. Energy meter kits install an energy meter kit for a fast and easy energy management solution. Overview hxe34kp three phase four wire prepaid keypad meter is designed for the purpose of prepayment. Operating principle of single phase induction type energy meter. U765 meter installation for current transformer metering single or three phase 1200a max. Calibration and testing of singlephase energy meter. Single phase energy meters single phase energy meter. Single phase static electricity meters ams b3xfx are determined for measurement of active energy, instantaneous active power, voltage, current and power factor in single phase 2wire network in direct connection. The basic working of single phase induction type energy meter is only focused on two mechanisms. The total energy is the sum of the reading of both the elements. The single phase motor stator has a laminated iron core with two windings arranged perpendicularly. In future editions of this guide, significant changes to text from the last published version will be identified in the document by a vertical bar in the outward margin refer to the example in the right hand margin of this paragraph. Dispenser101 e41111 singlephase universal dispenser with measurement of absolute value dispenser104 e411 4quadrant singlephase universal dispenser dispenser301 e41422 threephase universal dispenser with measurement of absolute value.
If power is lost in two of the three phases, the meter will continue to operate. If you wish to use a three phase meter in a single phase installation to measure the grid on one input and pv inverter output on another phase, use the et340 instead. Single phase solution for three phase residential sites. Three phase portable energy meter test system the gf302d1 three phase portable energy meter test system consists of an integrated three phase current and voltage sourceup to 500v120a or 500v20a and builtin threephase electronic reference standard of. Single phase energy meter theory pdf download mastercard. Single phase electricity is connected at 230 or 240 volts via 2 wires, active and neutral, and is found in most domestic settings. They enable record of the selected energy registers contents total and rate for billing period max. The meter which is used for measuring the power of three phase supply is known as the three phase energy meter. Single phase wiring installation is the most common wiring in residential buildings. Singlephase electric meter with isolated energy measurement. Although singlephase electricity is used to supply common. The operation of induction type energy meter depends on the passage of alternating current through two suitably located coils producing rotating magnetic field which interacts with a metallic disc suspended near to the coils and cause the disc to rotate. A 3phase power meter, also called a threephase power meter, can measure a variety of. Technical specifications for single phase static meter the equipment covered by these broad specifications shall conform to the requirements stated in latest editions of relevant indian iec standards and regulations.
Note down the reading of two meters in a given period of time, say 2 minutes. Ti designs isolated communications between metrology afe. This compact, energy management solution allows you to understand energy use, meet compliance codes, access tenant submetering and. Html these meters are used to measure the energy consumption in single phase systems in residential, utility and industrial applications, and use a blue backlit lcd screen to give clear readings. These mid meters are all compact and lightweight and rated as class 1 and 2, so you can rely on electricity meter accuracy. Working of single phase induction type energy meter. Monitoring of the energyconsumption is via two so pulse outputs. Electronic single phase watthour meter adopts largescale ic, the latest microelectronic technologies and smt techniques. A singlephase meter is used in alternating current systems. Induction type energy meter used invariably to measure the energy consumed in any a. The three phase energy meter was implemented in the laboratory with.
C to the pressure coil circuit by means of phase shifting transformer. Ul standard listing and file numbers for meter mod iii product family 4 main breaker module, singlephase, 3 wire, 120240 vac 5 main breaker module, singlephase, 3 wire, 120240 vac with arc reduction means 6 main breaker module, threephase, 4 wire, 208y120 vac or threephase, 4 wire, 120240v delta hileg 7. Procedure for calibration and testing of singlephase energy meter. Electromechanical energy meters have been the standard for metering the electricity since billing began. Mechanism of rotation of an aluminum disc which is. Three phase energy meter three phase modular smart energy. Technical data fronius smart meter 63a3 fronius smart meter 50ka3 1 fronius smart meter 63a1 nominal voltage 400 415 v 400 415 v 230 240 v maximum current 3 x 63 a 3 x 50,000 a 1 x 63 a. Meter socket layout for adding a separately metered electric vehicle service figure 23. Implementation of a threephase electronic watthour meter using. Single phase vs three phase electricity meter help non. Single phase induction motor the singlephase induction machine is the most frequently used motor for refrigerators, washing machines, clocks, drills, compressors, pumps, and so forth. Energy meter circuit detailed project with source code. The apm power meter is a digital panel meter for singlephase, splitphase and threephase applications.
Ade7752b 3phase, 3wire, and 4wire energy metering ic. Customer guide for electric service for pennsylvania. Monitoring of the energy consumption is via two so pulse outputs. Output voltage ranges listed are for standard units. Mcp3909 3phase energy meter reference design using. The userprogrammable power meter offers a dynamic threecolor display and modbus connectivity in a compact size. Ade7752b 3phase, 3wire, and 4wire energy metering ic with. It is used in domestic and industrial ac circuit for measuring the power consumption. The three phase meter is constructed by connecting the two single phase meter through the shaft.
Feb 19, 2017 construction and working of single phase energy meter. Single phase electricity meters gas meters energy meters. Pcepa 8000 is a portable handheld power analyzer used for the testing and inspection of 3phase. The net meter records the imported grid energy consumed by the home as well as the excess energy exported back to the grid. This evm has builtin support for measuring ac voltage, current, active power, reactive power, apparent power, frequency, power factor, dc. Html these meters are used to measure the energy consumption in singlephase systems in residential, utility and industrial applications, and use a blue backlit lcd screen to give clear readings. Figure 1 shows typical connections for onephase electronic electricity energye meters in real life. Selfcontained meter socket connections single phase and. Its main functions include energy measurement, data display, communication, prepayment, contactor. Make sure phase type is set to single phase and pv inverter on phase 2 is enabled.
Single phase induction type energy meter slideshare. Typical single phase overhead meter installation wall mount above flood level with platform figure 22. The pce360 is a singlephase power meter with data logger functionality. Singlephase electric meter with isolated energy measurement ti designs design features ti designs provide the foundation that you need simplified meter calibration by using usb including methodology, testing and design files to connection quickly evaluate and customize the system. Consists of 3 separate phases to distribute ac power. It uses ad7755, a singlephase energy measurement ic to acquire and process the input voltage and current parameters. Single phase energy meter working of single phase induction. People told me that three phase meter consumes too much electricity as compared to single phase anyone to comment on this aspect. Single phase electrical wiring installation in home nec. A measuring system with three multipliers is required for 4wire threephase systems of unbalanced load with neutral conductor n. This document describes how to use the mcp3909 3phase energy meter reference design as a development tool to emulate and debug firmware on a target board. All single phase units are operable with dual voltage ranges as listed. The electricity meters in our single phase meter range are all mid approved meters.
In single phase supply 230v in uk, eu and 120v in us, canada, there are 2 one is line live and the other one is neutral incoming cables from the utility poles to energy meter and then directly connected to the main distribution board consumer unit. The singlephase motor stator has a laminated iron core with two windings arranged perpendicularly. Singlephase static electricity meters ams b3xfx are determined for measurement of active energy, instantaneous active power, voltage, current and power factor in singlephase 2wire network in direct connection. Mechanism of rotation of an aluminum disc which is made to rotate at a speed proportional to the power. Meanwhile, the calibrator also can be used as one high precision standard power source. The requirements of the online vendingtransaction system to be provided for the prepayment metering system are also covered in the scope. Product overview important information on using the mcp3909 3phase energy meter reference design including a getting started. Digital micro systems pte ltd is induldge in business of smart metering use our three phase energy meter, excellent product for customers with three phase four wire dc connection requirement. Jul, 2016 operating principle of single phase induction type energy meter. Electrical energy meters principles and applications. Ul standard listing and file numbers for meter mod iii product family 4 main breaker module, singlephase, 3 wire, 120240 vac 5 main breaker module, singlephase, 3 wire, 120240 vac with arc reduction means 6 main breaker module, threephase, 4 wire, 208y120. Our new series 15 threephase and singlephase energy meters offer you a range of varied and lowcost applications when requirements call for metering and. Give the connections as per the circuit diagram above. This evm has builtin support for measuring ac voltage, current, active power, reactive power, apparent power, frequency, power factor, dc voltage, dc current, and dc active power.
The energy is the total power consumed and utilised by the load at a particular interval of time. Construction and working of single phase energy meter. Apr, 2012 single phase induction type energy meter 1. Single phase induction motor the single phase induction machine is the most frequently used motor for refrigerators, washing machines, clocks, drills, compressors, pumps, and so forth. The threewattmeter method can also be used in the absence of a neutral conductor if an artificial neutral is available. 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. Square d powerlogic em4800 multicircuit energy meter. Power meter apm single, split and 3 phase trumeter. Therefore, this type of meter is also called anintegrating meter. In this diagram, a single meter is used to both measure the grid and a single phase pv inverter.
Presented here is a simple energy meter using analog devices ade7757 chip for singlephase, 2wire phase and neutral systems used in households. Pdf this paper presents design and construction of a threephase smart energy meter. Dds102j1 single phase electronic energy meter register display ddsy102k3 single phase electronic type prepayment energy meter ddsy102k7 single phase electronic type microwireless energy meter. Threephase and singlephase energy meters, highquality pdf. Top 7 mistakes newbies make going solar avoid these for effective power harvesting from the sun duration. Three phase energy meter three phase modular smart energy meter. Threephase electricity consists of three ac voltages of. With an included meter, enclosure, and lvct, the meter kit is customizable according to your needs and easily installed. The requirements of the online vendingtransaction system to be provided for the prepayment.