China Smart Three Phase Indirect Meter (CTVT Operated) LY-SM300-CTVT factory and suppliers | Linyang

LY-SM300- CTVT are advanced AMI indirect three phase electricity meters that provide utilities with high accuracy of class 0.5s/0.2s and high reliability, applicable to various C&I clients as well as substation metering. They are featured with robust functions including measuring & monitoring load and network parameters over multi-range voltage and current ranges, enhanced power quality monitoring as well as THD measuring etc., which empower utilities and private industries easily and accurately monitor their power networks.

The modular design of LY-SM300- CTVT provides variety of reliable wired & wireless communication interface options. They are certified by MID, DLMS/COSEM and IDIS to guarantee a reliable and interoperable metering platform for AMI system.

Product Detail

Product Tags

Key Specifications

Electrical Parameter

● Connection Type: 3P3W, 3P4W

● Nominal Voltage: 3x57.7/100V...3x240/415V, 3x57.7/100V...3x69/120V

● Nominal Current: 5A, 10A

● Frequency: 50/60 Hz ± 1%

● Dimension: 270 x 170 x 81.5 LWH (mm)

Communication

● Local Communication: Optical Port, RS485

● Remote Communication: GPRS/3G/4G/PLC/RF/NB-IoT

Key Functions

● Tariffs: 4

● Anti-Tampering: Magnetic Field, Meter/Terminal Cover open, Reverse Energy, Missing Phase or/and Neutral

● Billing Periods: 12 months

● Event Log

● Load Control: Tamper, Time Scheduled, Power Thresholds, Over/Under Voltage (Configurable)

● Load Profile

● Measuring Values: kWh, kvah, F, PF

● Instantaneous Parameters: kW, kvar V, I, kva

● Power Quality: Over/Under current, Over/Under voltage, Unbalance Current, THD, Sag & Swell

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Key Features

● High accuracy measurement

● Neutral measurement

● 4-quadrant measurement

● Internal or replaceable battery as optional

● Power quality management

● Demand monitoring

● Remote upgrade

● THD

● Local Communication: Optical Port, RS485

● Remote Communication: GPRS/3G/4G/PLC/RF/NB-IoT

● Anti-Tampering: Magnetic Field, Meter/Terminal Cover open, Reverse Energy, Missing Phase or/and Neutral

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REMOTE UPGRADE

300-2

HIGH ACCURACY MEASUREMENT

300-4

HARMONICS (V&I), THD

150-02

AMI

150-06

LOAD CONTROL

300-5

PQ MONITORING

150-03

ANTI-TAMPER

150-08

MODULAR COMMUNICATION

Protocol & Standards

● IEC 62052-11

● IEC 62053-21/23

● IEC 62056 etc

Certificates

● IEC

● DLMS

● CNAS

● G3-PLC

● MID

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12-03
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11-06
300-7
300-6

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