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0812-2022
The concept of smart meters
As an intelligent product developed by new technology, smart electricity meter can complete the contact function between users and smart grid. It not only has the function of human-computer interaction, but also has the basic function of electricity energy measurement, information transmission and remote status monitoring.
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2911-2022
Oswell E-Group Ltd. Attend Enlit Europe 2022 today
This exhibition will focus on:Power plant products and equipment systems: power devices, high voltage switches, transmission, distribution network, transformers, current transformers, voltage transformers, power capacitors, high voltage cabinets, monitors, electrical engineering, power supply and accessories, wires and cables, insulation materials, measurement and electronic equipment systems, etc
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2811-2022
What is a Smart Meter?
Smart meter is a metering device that can measure electricity remotely through RS485 data transmission and terminal computer software management. Free automatic power off, timed power off, student apartment malignant load identification and other functions.
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0311-2022
Three basic types of current transformer
Wound Current Transformer – The transformers primary winding is physically connected in series with the conductor that carries the measured current flowing in the circuit. The magnitude of the secondary current is dependent on the turns ratio of the transformer.
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2910-2022
single-turn current transformer Core column type
Core column type: The primary coil is a copper column installed in the wall-penetrating magnetic sleeve, and the wall-penetrating The magnetic sleeve is the main connection between the primary coil and the secondary coil and the primary coil to the ground.
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2110-2022
Parameters of double coil relays
Type: Double coil magnetic latch type (reverse polarity) Manual switch type Series : ADJH series Model: ADJH24112 Appearance size: 39×15×30.2(L×W×H)
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2009-2022
Three key parameters of the shunt
The shunt used in the power battery PACK is essentially a resistor to detect the current value flowing. Since the current value is not easy to monitor, most of them are converted into voltage at present, that is, when the current passes, the resistor generates a voltage drop, and the voltage value is detected to calculate the passed current value, which is based on U=IR.