DESCRIPTION:-

• "Highly Adaptable DPMs with NEW CAPSENSE Technology suitable for a wide range of measuring appliactonns."
• Measurable input current/voltage is user programmable. Aux. Supply is galvanically isolated from measuring circuit.

FEATURES:-

• True RMS measurement
• CAPSENSE Technology for front switches
• State of Art Microcontroller Based Design
• Cover wide measuring range.
• 4 digit ultra bright LED display
• Onsite programmable CT/PT ratio
• Light Weight

APPLICATIONS:-

• The digital panel meters AE DPM M49 have been designed for Industrail applications, i.e. electrical panels required for generation, distribution & commercial purpose.

DESCRIPTION:-

• "Highly Adaptable DPMs with NEW CAPSENSE Technology suitable for a wide range of measuring appliactonns."
• CT/PT ratio are fully on site programmable through advanced "CAPSENSE" technology based front switches.
• Aux. Supply is galvanically isolated from measuring circuit.

FEATURES:-

• True RMS measurement
• CAPSENSE Technology for front switches
• State of Art Microcontroller Based Design
• Cover wide measuring range.
• 4 digit ultra bright LED display
• Onsite programmable CT/PT ratio
• Light Weight

APPLICATIONS:-

• The digital panel meters AE DPM M714 have been designed for Industrail applications, i.e. electrical panels required for generation, distribution & commercial purpose.

DESCRIPTION:-

• It measures true R.M.S. value of sinusoidal and nonsinusoidal voltage or current signals.

ELECTRICAL SPECIFICATIONS:-

• TYPE:- 3 1/2 and 4 1/2 Digits
• OPERATING VOLTAGE:- 600V AC 1VA
• OPERATING CURRENT:- 1A/5A, 0.5VA
• ACCURACY:- 0.5% of FSD ± 5 digits
• AUXILIARY SUPPLY:- 110V / 240V ± 10%, 50 / 60 Hz, 3VA
• OPERATING TEMP:- 0° to 55° C.
• STORAGE TEMP:- -20° to 70°C.

DESCRIPTION:-

• It measures true R.M.S. value of sinusoidal and nonsinusoidal voltage or current signals.

ELECTRICAL SPECIFICATIONS:-

• TYPE:- 3 1/2 and 4 1/2 Digits
• OPERATING VOLTAGE:- 600V AC 1VA
• OPERATING CURRENT:- 1A/5A, 0.5VA
• ACCURACY:- 0.5% of FSD ± 5 digits
• AUXILIARY SUPPLY:- 110V / 240V ± 10%, 50 / 60 Hz, 3VA
• OPERATING TEMP:- 0° to 55° C.
• STORAGE TEMP:- -20° to 70°C.

DESCRIPTION:-

• DC energy measurement is based on the principle of integration of DC power with time incorporating state of art microcontroller based design

FEATURES:-

• Programmable & password protected for the tampering protection. To widen the usage, different shunt ratio can be programmed directly through switch
• Programmable shunt ratio
• Programmable device ID and selectable baudrate.
• EEPROM based memory for energy data retention.
• RS 485 Modbus communication
• Measure DC energy of four channels simultaneously.
• Energy displayed on 16 X 2 Alphanumeric character LCD display with backlit.

DESCRIPTION:-

• It is used to measure the applied frequency, functionally similar to vibrating reed meter. The meter incorporates light emitting diodes LEDs which are used instead of vibrating reeds to indicate applied frequency. The frequency is determined by blinking LEDs. When applied frequency matches with the frequency marked on the dial, that particular LED blinks with maximum intensity.
• When the applied frequency is mid way between two adjacent LEDs, both LEDs blink. When the meter is switched on all the LEDs glow sequentially for a period of 1 to 1.5 seconds, thereafter it will indicate the applied frequency.
• All voltage ranges are available in single meter. Terminal screws with washers are provided only for specific voltage as per requirement & remaining two terminals are covered with insulated caps.
• In case of 96mm & 144mm instruments, two sets of LEDs with the same scale range can be offered, giving two independent meters in one casing (Dual Scale). This facilitates in comparing the frequency of two voltage supplies for paralleling operation.

FEATURES:-

• No vibrating parts.
• No aging effect.
• Faster response.
• Lighter in weight.
• Low power consumption
• No effect of external vibration
• Visible in dark & from distance.

DESCRIPTION:-

• It is used to measure the applied frequency. Vibrating Reed Frequency meters indicate the supply frequency by means of individual reeds, when rated voltage ± 20% is applied across the terminals of the meter, the particular reed, whose natural frequency of vibration coincides with the supply frequency, vibrates with full amplitude
• In case the supply frequency falls midway between two reeds both the reeds vibrate, at reduced amplitude. The amplitude of vibration at the tip of reeds is high enough for a distinct indication.
• The instrument can be operated at 110V, 220V, or 440V. Terminal screws with washers are provided for the selected operating voltage & remaining two terminals are covered with insulated caps.
• In case of RFD96 and RFD144 instruments, two sets of reeds with the same scale range can be offered, giving two independent meters in one casing. This facilitates in comparing the frequency of two voltage supplies for paralleling operation

FEATURES:-

• No vibrating parts.
• No aging effect.
• Faster response.
• Lighter in weight.
• Low power consumption
• No effect of external vibration
• Visible in dark & from distance.

DESCRIPTION:-

• AE Dual Source KWH meter measures energy (Watt hour) Of both MAINS as well as GENSET, consumed in, Three phase 2 / 3 element, 3/ 4 Wire, balanced / unbalanced load circuits. The meter comprises of advanced microcontroller technology for reliability & accuracy. The user-friendly operation is the unique feature of this meter.

FEATURES:-

• Available in Size 96mm x 96mm.
• True RMS measurement of energy.
• Phase sequence and Current direction reversal indication.
• Self Powered Auxilliary supply.
• Single meter records both mains / DG energy consumption.
• Individual phase missing indication.
• Display Total Energy (MAINS+GENSET).
• Isolated solid state separate pulse outputs for both DG & MAINS.

DESCRIPTION:-

• Electrical power users often have to pay a maximum demand charge in addition to the usual charge for the number of units consumed. This charge usually based on the highest amount of power used during some period (say 15 mins.). The maximum demand charge often represents a large proportion of the total bill.
• Considerable savings can be realized by monitoring power use & turning off or reducing non-essential loads during such periods of high power use. The MDC-1000 reduced their maximum demand in an economical manner.
• Maximum demand is calculated by two different modes 1) fixed window technique 2) Sliding window technique and is synchronized with RTC.This meter is also monitor the line Voltage, Current, Frequency, Power factors, Active power, Reactive power, Apparent power, Active energy, Reactive energy, & Apparent energy in a Three phase system or Single phase system. It has an in-built real time clock.
• In short it serves as a useful tool in conserving and saving energy. It also has some important feature like setting the P.T. ratio and C.T. ratio, by which a user can read the actual voltages and currents in places where high voltage P.T. or C.T. is used (to monitor high tension lines).
• It has a password feature so that nobody can tamper with the setting, and the energy data is retained in case of power failures. So this unit finds applications in almost all the industries, building complexes, hospitals, electrical generating & substations, hotels etc.

DESCRIPTION:-

• It is a rotating disc type instrument. The disc rotates in clockwise direction when correctly connected to incoming three phase power supply. Black arrow on white disk indicates correct phase sequence. If rotation is anti-clockwise then it indicates that one of the phases is reversed.
• It is suitable for use only in horizontal position and should not be left in circuit. Three, 1 meter long red, yellow, blue colour leads with clips and sheaths are provided.

ELECTRICAL SPECIFICATIONS:-

• TYPE:- Electro-mechanical
• OPERATING VOLTAGE:- 50V to 500V AC
• FREQUENCY:- 25 Hz to 60 Hz.
• OPERATING TEMP. :- -10°C to 55°C
• STORAGE TEMP.:- -20° to 70°C
• HUMIDITY:- upto 95% RH

FEATURES:-

• User friendly, fully featured unique measuring, monitoring and analysis software.
• True RMS voltage and current measurements
• Total Voltage or Current %THD measurement, Upto 21st Harmonic
• Real Time Clock
• Phase and Phasor angle measurement
• Neutral current measurement

TYPICAL APPLICATIONS:-

• Energy Audit of building management system
• Measures and audit power consumption of devices
• Evaluate laod performance under varying line condition
• Characterize device AC power requirement

DESCRIPTION:-

• Protable Moving Coil DC, Moving Coil Rectifier type AC, Moving Iron AC ammeters & voltmeters and can be used in conjunction with transducers for measurement of frequency, power factor and low power factor wattage. Single phase dynamometric instrument is used for measurement of power at Unity Power Factor (UPF).

FEATURES:-

• Instruments with accuracy class 1.0, 1.5.
• Instruments with multiple scale
• Robust housing suitable for schools, workshops, field operations, for continuous use.

DESCRIPTION:-

• Moving coil instruments with circular scale of 240° employ a platinum taut band for suspension of moving coil assembly instead of pivot & jewel system. It is less prone to sluggishness & zero shift due to frictionless movement.
• These meters are basically used for the measurement of DC current & voltage, and can be used with built in rectifier for the measurement of AC current & voltage in the frequency range 45~65Hz. / 400Hz.
• The meters measure average value. It can be scaled to indicate RMS values (on request).
• These instruments are not recommended for non-sinusoidal waveforms of current & voltage. The other indications like Frequency, Power & Power factor can be offered with suitable external transducers. Speed indication is possible if used with AC tacho-generator (not in the scope of AE).

FEATURES:-

• Long scale instruments.

ELECTRICAL SPECIFICATIONS:-

• TYPE:- MOVING COIL 240°.
• OPERATING VOLTAGE:- 60mV to 600V.
• OPERATING CURRENT:- 500µA to 30A & Above 30A with external shunt.
• OPERATING TEMP. :- -10°C to 55°C
• STORAGE TEMP.:- -20° to 70°C
• HUMIDITY:- Up to 95% RH

DESCRIPTION:-

• Moving Coil Instruments are protected from damage or breakage under adverse conditions due to spring loaded jewel & pivot system. These Instruments are free from external magnetic field influences because of centre magnet system and are "CE" certified.
• Voltmeters are made upto 600V for direct connection and upto 1200V with / without external multiplier with sensitivity 1000 ohms / V. Higher sensitivities are available. Scale printed for other variables viz. Speed, Temp, pH, kW, kVAR, Hz or Cos ¢ (p, etc. can be supplied on request.

FEATURES:-

• SCALE:- Linear.
• SCALE COLOUR:- Special colour scales & marks for different ranges, (on request).
• GLASS:- Anti-glare, (on request).
• HOUSING:- Engineering plastic.
• TERMINAL PROTECTION :- Shrouded terminals to protect from accident, (on request).

ELECTRICAL SPECIFICATIONS:-

• TYPE:- Moving Coil Slide in scale.
• OPERATING VOLTAGE:- 50mV to 600V.
• OPERATING CURRENT:- l00nA to 30A. & Above 30A external shunt.
• OPERATING TEMP. :- -10°C to 55°C
• STORAGE TEMP.:- -20° to 70°C
• HUMIDITY:- Up to 95% RH

DESCRIPTION:-

• Moving Iron Instruments are protected from damage or breakage under adverse condition due to its spring loaded jewel & pivot system. These Instruments are free from external magnetic field influences because of magnetic shielding & are 'CE' certified.
• These instruments have a very efficient oil damping system, which gives almost a deadbeat movement to the pointer, without irksome oscillation. The movement is light yet sturdy and has a large torque to weight ratio which assures long life to instruments.
• These indicate true RMS values practically independent of waveform even of high harmonics. The scale is compressed initially. Readability starts from 10 to 15 degree approximately.

FEATURES:-

• SCALE:- Non-linear.
• SCALE COLOUR:- Special colour scales and marks for different ranges, (on request).
• GLASS:- Anti - glare. (on request)
• HOUSING:- Engineering plastic.
• TERMINAL PROTECTION :- Shrouded terminals to protect from accident, (on request).

ELECTRICAL SPECIFICATIONS:-

• TYPE:- Moving Iron Slide In Scale.
• FREQUENCY:- l00nA to 30A. & Above 30A external shunt.
• ACCURACY:- Class 1.5
• OPERATING TEMP. :- -10°C to 55°C
• STORAGE TEMP.:- -20° to 70°C
• HUMIDITY:- Up to 95% RH

DESCRIPTION:-

• Maximum Demand meter is used for monitoring thermal loading in Power Distribution systems, Networks, Machines etc. It indicates maximum loading current over a period. Short-period current peaks are not registered but long overloads are registered.
• In the Maximum Demand meter the measuring current flows through the bimetal spiral which is temperature sensitive. The free end of the spiral is connected to a black measuring pointer. The moving system is activated by heat generated by the current flowing through the spiral. The instrument is provided with an additional red slave pointer with a higher friction, which makes it to remain at its maximum position, which determines the maximum average loading current.
• The high torque of metallic movement drags the red pointer along with the black pointer. The red pointer remains stationary at the maximum value reached. This can be reset by rotating the knob provided on front facia. To prevent false indication due to fluctuations in ambient temperature, an additional bimetallic spiral is wound in opposite direction, which is mounted on the same spindle to compensate variation in temperature from -10 to + 55 degrees Centigrade.
• Frequently there is a need to measure instantaneous current simultaneously & hence moving iron movement having the same range is incorporated in the same meter.

FEATURES:-

• RMS measurement of maximum current.
• Long current peaks are registered.
• Red pointer to indicate maximum current reached.
• Analogue Indication.
• 20% overload capacity.

ELECTRICAL SPECIFICATIONS:-

• TYPE:- BIMETALLIC; ANALOGUE AMMETER.
• OPERATING CURRENT:- 1 Amp or 5Amp
• FREQUENCY:- 40 ~ 65Hz.
• OPERATING TEMP. :- -10°C to 55°C (for Analogue Instrument)
• STORAGE TEMP.:- -20° to 70°C
• HUMIDITY:- Up to 95% RH

FEATURES:-

• Fully programmable CT and PT ratio (Primary / Secondary).
• Fully programmable selection of three phase 3 wire or 4 wire configuration.
• Programmable Single & Three phase system configuration.
• The true RMS measurement.
• Display and communication of up to 67 parameters through 38 screens / pages.
• Password protection.
• Simultaneously three parameters can be view
• Separate registers for Import and Export energy measurement.

APPLICATIONS:-

• Energy Generation & Distribution Systems
• Industrial & Commercial Generator sets.
• Building management System.
• Energy Management System.
• Control & Monitoring Systems.
• Process Control & Switch Gear.

FEATURES:-

• Fully programmable CT and PT ratio (Primary / Secondary).
• Fully programmable selection of three phase 3 wire or 4 wire configuration.
• Programmable Single & Three phase system configuration.
• The true RMS measurement.
• Display and communication of up to 63 parameters through 30 screens / pages.
• Password protection.
• Simultaneously three parameters can be view
• Separate registers for Import and Export energy measurement.

APPLICATIONS:-

• Energy Generation & Distribution Systems
• Industrial & Commercial Generator sets.
• Process Control
• Switch Gear.

FEATURES:-

• Fully programmable CT and PT ratio (Primary / Secondary).
• Fully programmable selection of three phase 3 wire or 4 wire configuration.
• Programmable Single & Three phase system configuration.
• The true RMS measurement.
• Display and communication of up to 63 parameters through 30 screens / pages.
• Password protection.
• Simultaneously three parameters can be view
• Separate registers for Import and Export energy measurement.

APPLICATIONS:-

• Energy Generation & Distribution Systems
• Industrial & Commercial Generator sets.
• Energy Management System.
• Control & Monitoring Systems.

DESCRIPTION:-

• Protable dynamometric types instruments, incorporating single element / two elements or three elements power measurement methods and specially designed to be operated in horizontal position.

FEATURES:-

• Instruments with accuracy class 0.5 for 1 Ph Watt, 1.5 for 3Ph, 2° for PF.
• Instruments with multiple scale available
• Robust housing suitable for schools, workshops and field operations for continuous use.

DESCRIPTION:-

• Protable Moving Coil or Moving Coil rectifier type instruments or Dynamometric type of instruments, specially designed to be operated in horizontal position (also in inclined position upto 45°) & can be carried along safely.

FEATURES:-

• Instruments with 0.5 accuracy class.
• Instruments with multiple scale available
• Robust housing suitable for schools, workshops and field operations for continuous use.

DESCRIPTION:-

• Portable Moving Coil DC, Moving Coil rectifier type AC, Moving Iron AC ammeters & voltmeters suitable for use in schools, laboratories, workshops & for field operation. Specially designed to be operated in horizontal position (also in inclined position upto 45°) & can be carried along safely.

FEATURES:-

• Instruments with accuracy class 1.0 for DC/AC, 1.5 for Rectifier type AC.
• Instruments with multiple scale available
• Robust housing suitable for schools, workshops and field operations for continuous use.

DESCRIPTION:-

• Portable Moving Coil DC, Moving Coil rectifier type AC, Moving Iron AC ammeters & voltmeters suitable for cartier replica use in schools, laboratories, workshops & for field operation. Specially designed to be operated in horizontal position

FEATURES:-

• Instruments with accuracy class 1.0 for DC, 1.5 for AC.
• Instruments with multiple scale available
• Robust housing suitable for schools, workshops and field operations for continuous use.
• Instruments with high resistance to shock & vibrations.

DESCRIPTION:-

• Protable Moving Coil or Moving Coil rectifier type instruments or Dynamometric type of instruments, specially designed to be operated in horizontal position

FEATURES:-

• Instruments with 0.5 accuracy class.
• Instruments with multiple scale available
• Robust housing suitable for schools, workshops and field operations for continuous use.
• Precision instruments suitable for standard laboratories.

DESCRIPTION:-

• Portable Moving Coil DC, Moving Coil rectifier type AC, Moving Iron AC ammeters & voltmeters suitable for use in schools, laboratories, workshops & for field operation. Specially designed to be operated in horizontal position

FEATURES:-

• Instruments with accuracy class 1.0 for DC/AC, 1.5 for Rectifier type AC.
• Instruments with multiple scale available
• Robust housing suitable for schools, workshops and field operations for continuous use.

DESCRIPTION:-

• Portable Moving Coil DC, Moving Coil rectifier type AC, Moving Iron AC ammeters & voltmeters suitable for use in schools, laboratories, workshops & for field operation. Specially designed to be operated in horizontal position

FEATURES:-

• Instruments with accuracy class 1.0 for DC, 1.5 for AC.
• Instruments with multiple scale available
• Robust housing suitable for schools, workshops and field operations for continuous use.
• Instruments with high resistance to shock & vibrations.

DESCRIPTION:-

• Power Factor meter indicates the cosine of phase angle between current and voltage. Input voltage & current signals are applied to phase sensing zero crossover circuitry & amplifier. It delivers direct current proportional to phase angle. Which drives a moving coil movement. The indication is cosine function of phase angle.

FEATURES:-

• Built in Transducer.
• Panel wiring is reduced.
• Low VA burden.

DESCRIPTION:-

• Dynamometric instruments are used for measurement of active, reactive & absolute power in 1 Phase & 3 Phase systems for balanced / unbalanced load conditions. Watt, Var & VA instruments incorporate current coils, connected in series with the load & pressure coils connected across the load. These instruments work on "Air cored Electro-Dynamometric" principle.
• Power Factor meter incorporates two pressure coils, one with non-inductive resistance in series & other with capacitance in series & are cross connected. The deflecting torque produced is proportional to the phase angle between current & voltage vectors. The pointer rests anywhere on the scale when meter is not connected in the circuit, as there is no controlling torque.

FEATURES:-

• SCALE:- Linear, Side zero or Center zero are available.
• HOUSING:- Sheet Metal (Black painted).
• TERMINAL PROTECTION:- Shrouded terminals to protect from accident, (on request).
• GLASS:- Anti - glare (on request)

DESCRIPTION:-

• 'AE' Built in Transducer type Digital Power Meter is equipped with a measuring transducer & Digital indicator. It measures Active, Reactive & Apparent power in Single Phase & Three Phase system.

FEATURES:-

• The meter doesn't require external transducer, hence panel wiring is reduced.

DESCRIPTION:-

• Protable dynamometric types instruments, incorporating single element / two elements or three elements power measurement methods and specially designed to be operated in horizontal position.

FEATURES:-

• Instruments with accuracy class 0.5 for 1 Ph Watt, 1.5 for 3Ph, 2° for PF.
• Instruments with multiple scale available
• Robust housing suitable for schools, workshops and field operations for continuous use.

DESCRIPTION:-

• The shunts are designed to comply with the requirements of IS1248 / DIN43703 & DIN43780. The shunt provides an accurate d.c. millivolt signal, exactly proportional to the system current

FEATURES:-

• Rating 1A to 15000A
• Riveted and soldered construction
• In-line bus bar mounting
• Very low temperature coefficient
• High overload withstand
• Shock and vibration Proof
• Long term stability

DESCRIPTION:-

• AE Transducers converts various electrical parameters viz. VOLTAGE(V), CURRENT(I), FREQUENCY(F) ,POWER FACTOR(PF), ACTIVE POWER (P), REACTIVE POWER (VAR) & APPERENT POWER (VA) into DC Current or DC Voltage output. The transducer gives galvanically isolated and load independent output. These are used in various electrical, thermal, chemical & other power plants to monitor processed data either locally or from remote using various devices such as indicating meters, data loggers, recorders, SCADA systems. These transducers can also be used as external unit in conjunction in analog or digital indicators.

FEATURES:-

• 0.2 accuracy class
• Open & short circuit protection.
• Two galvanically isolated Outputs.
• Standard DC Current & voltage output are independent of load impedance.
• Small dimensions & Suitable for DIN-RAIL as well as Wall mounting.
• Continuous conversion of RMS current or voltage without constant component

DESCRIPTION:-

• AE transducers convert various electrical power line parameters viz. Voltage, Current, Frequency, Power Factor, Active power, Reactive power, Apparent power into load independent DC current or voltage output. These are used in various electrical, thermal, chemical & other power plants to monitor processed data either locally or remotely, using various devices such as indicating meters, data loggers, recorders, SCADA systems.

FEATURES:-

• Open & short circuit protected.
• Current and Voltage output are indendent of load impedance.
• Measurement of DC parameters.

DESCRIPTION:-

• The PMT-9 Multifunction Programmable Transducer measures the several variables of an electric power system and process them to produce 4 analog output signals. 2 digital output signals are available for signaling the limits or energy metering pulses. The limits of the outputs can be set by individual measurand or logically combine up to three measurands. The principle of measuring is Dedicated DSP Controller for best calculation of Power, RMS values and Energy.
• The PMT-9 is equipped with USB serial port interface through which using the corresponding software one can connect, program, or access and execute useful ancillary functions. The ancillary functions include a power system check, provision for displaying the measured variably on a PC monitor, the simulation of the outputs for test purposes and a facility for printing nameplates.

FEATURES:-

• Fully Programmable CT and PT Ratio.
• 4 analogue outputs
• Conversion of a current to a voltage output or vice versa is also possible without any hardware change.
• Input voltage up to 693 V (phase-to-phase)
• 12 integrated energy meters.

DESCRIPTION:-

• Direct measurement of Voltage in high voltage system is not possible because of insulation problem of measuring instruments. It is also not possible to use voltage flowing through the system directly for protection purpose due to its high value and high insulation problem. In such conditions Voltage Transformers are used.

BASIC FUNCTIONS OF VOLTAGE TRANSFORMERS ARE . . .

• To reduce the line voltage to a value which is suitable for standard measuring instruments, relays etc.
• To isolate the Measuring Instruments, Meters, Relays etc. from high voltage side of an installation.
• To sense abnormalities in voltage & give voltage signals to protective relays to isolate the defective system

DESCRIPTION:-

• Direct measurement of Current in high voltage system is not possible because of insulation problem of measuring instruments. It is also not possible to use current flowing through the system directly for protection purpose due to its high value and high insulation problem. In such conditions Current Transformers are used.

BASIC FUNCTIONS OF VOLTAGE TRANSFORMERS ARE . . .

• To reduce the line current to a value which is suitable for standard measuring instruments, relays etc.
• To isolate the Measuring Instruments, Meters, Relays etc. from high voltage side of an installation.
• To protect Measuring Instruments against short circuit currents.
• To sense abnormalities in current & give current signals to protective relays to isolate the defective system.

DESCRIPTION:-

• Direct measurement of Voltage in high voltage system is not possible because of insulation problem of measuring instruments. It is also not possible to use voltage through the system directly for protection purpose due to its high value & high insulation problem. In such conditions voltage transformers are used.

BASIC FUNCTIONS OF VOLTAGE TRANSFORMERS ARE . . .

• To reduce the line current to a value which is suitable for standard measuring instruments, relays etc.
• To isolate the Measuring Instruments, Meters, Relays etc. from high voltage side of an installation.
• To sense abnormalities in Voltage & give Voltage signals to protective relays to isolate the defective system.

DESCRIPTION:-

• Direct measurement of current in high voltage system is not possible because of insulation problem of measuring instruments. It is also not possible to use current flowing through the system directly, for protection purpose due to its high value & high insulation problem. In such conditions Current Transformers are used.

BASIC FUNCTIONS OF VOLTAGE TRANSFORMERS ARE . . .

• To reduce the line current to a value which is suitable for standard measuring instruments, relays etc.
• To isolate the Measuring Instruments, Meters, Relays etc. from high voltage side of an installation.
• To protect Measuring Instruments against short circuit currents.
• To sense abnormalities in current & give current signals to protective relays to isolate the defective system.

DESCRIPTION:-

• It is a Combined Voltage, Current & Frequency meter. The meter incorporates micro-controller to measure & indicate these parameters simultaneously on three separate LED displays.

BASIC FUNCTIONS OF VOLTAGE TRANSFORMERS ARE . . .

• Requires only one meter instead of three meters to indicate Voltage, Current and frequency
• Reduces panel Wiring.
• Isolation is provided for AC current input by 1 Amp or 5 Amp inbuilt CT.

DESCRIPTION:-

• The 3 Phase VIF meter measures the true RMS voltage, currents and frequency of three phase electrical system. These parameters are displayed on three rows of four digit seven segment LED displays. The first row displays the voltage (both phase to neutral & phase to phase) of the selected phase. The second row displays the current in the selected phase and the third row displays the frequency. The channel selection is done by the push buttons 'V' and 'I' for voltage & current respectively.

Features:-

• Voltage, Current, Frequency measurement
• True RMS measurement
• State of Art Microcontroller Based Design.
• Ultra bright 4 -Digit,3 -Row LED Display
• Site programmable CT ratio.
• Site programmable PT ratio.
• MODBUS RS 485 Communication (optional)
• 3 Row of 4 Digit LED Display

DESCRIPTION:-

• Voltmeter with built-in 6 position selector switch is used for measurement of voltage between phase to phase and phase to neutral.

ELECTRICAL SPECIFICATIONS:-

• TYPE:- Analogue
• OPERATING VOLTAGES:- 150V / 250V / 300V / 400V 1500V 1600V.
• ACCURACY :- 1.5% of FSD
• POWER CONSUMPTION :- 1.5VA for 1501250V, 3VA for 300/400/500V, 3.5VA for 600V.
• FREQUENCY :- 50 / 60Hz.
• OPERATING TEMP.:- -10°C to 55°C
• STORAGE TEMP.:- -20°C to 70°C
• HUMIDITY:- Upto 95% RH

DESCRIPTION:-

• It measures energy (Watthour) consumed by Single Phase / Three Phase, balanced / unbalanced load in power industry.
• The meter comprises of microcontroller with DIP switch provision to accomodate different CT Ratios.

FEATURES:-

• True RMS measurement.
• Current direction reversal indication.
• No need of external auxiliary supply (Self-Powered).
• Tamper - proof
• Indication of energy by six digit electro - mechanical, non-resettable, impulse counter.

DESCRIPTION:-

• It measures energy (Watthour) consumed by Single Phase / Three Phase, balanced / unbalanced load in power industry.
• The meter comprises of microcontroller with DIP switch provision to accomodate different CT Ratios.

FEATURES:-

• True RMS measurement.
• Current direction reversal indication.
• No need of external auxiliary supply (Self-Powered).
• Tamper - proof
• Indication of energy by six digit, seven segment LED display.

DESCRIPTION:-

• AE SYNCHROSCOPE is categorized into two types
  • ELECTRO MECHANICAL TYPE
  • ELECTRONIC TYPE

FEATURES:-

• Rugged construction.
• Easy serviceability.
• Wide operating voltage range.

DESCRIPTION:-

• "Highly Adaptable DPMs suitable for a wide range of measuring applications".
• The measurable input current/voltage is user progammable. Aux. Supply is galvanically isolated from measuring circuit

FEATURES:-

• True RMS measurement.
• State of Art Microcontroller Based Design.
• Onsite Progammable CT/PT ratio.
• 4 digit ultra bright LED display.

APPLICATIONS:-

• The digital panel meters AE DPM 96 have been designed for Industrail applications, i.e. electrical panels required for generation, distribution & commercial purpose.

DESCRIPTION:-

• "Highly Adaptable DPMs suitable for a wide range of measuring applications".
• The measurable input current/voltage is user progammable. Aux. Supply is galvanically isolated from measuring circuit

FEATURES:-

• True RMS measurement.
• State of Art Microcontroller Based Design.
• Onsite Progammable CT/PT ratio.
• 4 digit ultra bright LED display.

APPLICATIONS:-

• The digital panel meters AE DPM 96 have been designed for Industrail applications, i.e. electrical panels required for generation, distribution & commercial purpose.