LINK813X
Two Years
Two Years
Digital
0.5%~1%
Electronic Meter
AC and DC
19999
AUTO/MAN RANGZ
Frequency
LCD
LINKELEC
Carton
Customized
China
9028301400
Product Description
Three phase rail type electric meter
1.Product profile
The three-phase rail type comprehensive measurement and control instrument is mainly used in the field of electricity information collection for three-phase power networks with frequencies ranging from 45 to 65Hz. It can measure all electrical parameters in the power grid and exchange data with the upper computer through communication. Users can set the internal parameters of the product according to the actual situation on site, which is convenient to use, easy to operate, and has high accuracy; It is widely used in various power Internet scenarios.
It can achieve high-precision measurement and metrology to meet measurement and other applications. Adopting standard DIN35mm rail installation and modular structural design, it can be easily installed inside the distribution box. Users can easily switch displays and set parameters on-site, making it flexible and convenient to use. It can directly replace conventional power transmitters and other auxiliary units as an advanced intelligent digital power grid front-end acquisition component, widely used in various control systems, substation automation systems, and distribution automation systems. It has the characteristics of easy installation, simple wiring, convenient maintenance, and small engineering quantity, and can flexibly network with various communication software.

2.Product specifications
3.Selection specifications
4.Product installation and schematic diagram

The three-phase rail type comprehensive measurement and control instrument is mainly used in the field of electricity information collection for three-phase power networks with frequencies ranging from 45 to 65Hz. It can measure all electrical parameters in the power grid and exchange data with the upper computer through communication. Users can set the internal parameters of the product according to the actual situation on site, which is convenient to use, easy to operate, and has high accuracy; It is widely used in various power Internet scenarios.
It can achieve high-precision measurement and metrology to meet measurement and other applications. Adopting standard DIN35mm rail installation and modular structural design, it can be easily installed inside the distribution box. Users can easily switch displays and set parameters on-site, making it flexible and convenient to use. It can directly replace conventional power transmitters and other auxiliary units as an advanced intelligent digital power grid front-end acquisition component, widely used in various control systems, substation automation systems, and distribution automation systems. It has the characteristics of easy installation, simple wiring, convenient maintenance, and small engineering quantity, and can flexibly network with various communication software.


2.Product specifications
performance parameters | performance indicators | |
accuracy class | U,I:0.2 level; P,Q,PF:0.5 level; F:±0.01HZ Active power: 0.5S, reactive power: 0.2 level | |
display mode | LCD display | |
Wiring method | three-phase, three-phase, four-wire | |
Input Voltage | Rated voltage | 3×220/380V AC |
Frequency range | 45~65Hz | |
overload capacity | 1.2Un (continuous); 2Un (10s allowed) | |
Measuring range | 0.5Un~1.2Un | |
Power consumption | < 0.3VA per phase | |
Input current | Rated current | Direct access: 5 (60) A prepaid meters, other meters 5 (80) A, CT access: 1.5 (6) A |
overload capacity | 1.2In (continuous); 20In (1s allowed) | |
Measuring range | 5mA to 6A (rated 5A); 1mA to 1.2A (rated 1A) | |
Power consumption | < 0.5VA per phase | |
Power consumption | <2.5W,5VA | |
switching inputs | Input form | Active wet node (external 220VAC ±20%) Passive trunk node (internal 15VDC) |
isolation voltage | 4000Vac rms | |
switching outputs | Output form | mechanical contacts |
Maximum switching voltage | AC250V/5A,DC30V/5A | |
communication interface | interface form | RS485 interface, power infrared, radio frequency |
communication protocols | Modbus-RTU, DL645, Wireless RF | |
the communication baud rate | 2400~19200bps, default 9600bps | |
wireless communications | LORA | |
environmental conditions | Operating Temperature | -20ºC~70ºC |
storage temperature | -40ºC~70ºC | |
Operating humidity | 0 to 95% non-condensing | |
Atmospheric pressure | 86kPa~106kPa | |
mechanical properties | Vibration | GB/T 11287 severity class 1 |
Impact | GB/T 14537 Severe Grade 1 | |
Collision | GB/T 14537 Severe Grade 1 | |
electromagnetic compatibility performance | Radio Frequency Electromagnetic Field Immunity Test | GB/T 17626.3-2006 severity level 3 |
Electrical fast transient pulse group test | GB/T 17626.4-2008 Severity level 4 | |
Attenuated oscillatory wave immunity test | GB/T 17626.12-1998 Severe Grade 3 | |
Electrostatic discharge test | GB/T 17626.2-2006 severity level 4 | |
Surge immunity | GB/T 17626.5-2008 severity level 4 | |
RF conducted immunity | GB/T 17626.6-2008 Severity level 3 | |
Radio interference | GB/T 17215.211-2006 7.5.8 Class B equipment | |
Work-frequency magnetic field interference degree | GB/T 17626.8-2006 severity level 3 | |
electrical insulation properties | insulation resistance | GBT 13729-2002 , not less than 100MΩ |
medium strength | GB/T 13729-2002, Industrial frequency voltage 2kV, 1 min | |
Impulse voltage | GB/T 13729-2002,1.2/50μs,5kV | |
mounting method | rail mounted |
3.Selection specifications
function module | function point | function point descriptions | Three phase rail mounted multifunction meters | |||||
LINK813E | LINK813F | LINK813X | LINK813Q | LINK813T | LINK813C | |||
real-time measurements | phase voltage | Ua,Ub,Uc | √ | √ | √ | √ | √ | √ |
line voltage | Uab,Ubc,Uca | √ | √ | √ | √ | √ | √ | |
voltage sequence component | U1,U2,U0 | √ | √ | √ | √ | √ | √ | |
phase currents | la,lb,Ic | √ | √ | √ | √ | √ | √ | |
current sequence component | l1,12,10 | √ | √ | √ | √ | √ | √ | |
Active power | Pa,Pb,Pc,P | √ | √ | √ | √ | √ | √ | |
Reactive power | Qa,Qb,Qc,Q | √ | √ | √ | √ | √ | √ | |
apparent power | Sa,Sb,Sc,S | √ | √ | √ | √ | √ | √ | |
Power factor | Pfa,Pfb,Pfc,Pf | √ | √ | √ | √ | √ | √ | |
Phase | ∠Ua,∠Ub,∠Uc,∠la,∠Ib,∠Ic | √ | √ | √ | √ | √ | √ | |
Frequency | F | √ | √ | √ | √ | √ | √ | |
Electricity metering | Active Electricity | Split-phase and combined-phase bi-directional active energy | √ | √ | √ | √ | √ | √ |
reactive power meters | Split-phase and combined-phase bi-directional reactive energy | √ | √ | √ | √ | √ | √ | |
The view is in the electric degree | Split-phase and combined-phase visual energy | √ | √ | √ | √ | √ | √ | |
compound rates | Time zone | Supporting up to 4 time zones | × | √ | × | × | √ | √ |
The time period | Supports up to 4 day periods, each with a Segments support up to 8 time slots | × | √ | × | × | √ | √ | |
Rates | can support four rates, sharp, peak, flat and valley | × | √ | × | × | √ | √ | |
compound-rate kWh | Forward/reverse active compound-rate kWh | × | √ | × | × | √ | √ | |
Prepaid | Alarm | Pre-payment has an alarm function, the alarm valve value can be setting, when the remaining amount/kWh is less than or equal to the valve, the The alarm will be activated when the value is reached, prompting the user to recharge in time | × | × | × | × | × | √ |
Credits | Credit function is possible, credit threshold can be set | × | × | × | × | × | √ | |
Freeze | Monthly freezes | Monthly freezing days 1~28 can be set, in each month Automatically record the current month's electricity at zero on the set day, the The ability to record up to 12 consecutive months | × | × | √ | × | √ | √ |
Freezes on the day of | Automatic recording of the month's electrical energy at zero daily, can be Record the last 90 days of continuous recording of electrical energy | × | × | √ | × | √ | √ | |
power quality | Harmonic Containment Ratio | Three-phase voltage, current each harmonic containing rate of 2~31 times | × | × | × | √ | √ | √ |
Harmonic distortion rate | total, odd and even harmonic distortion rates | × | × | × | √ | √ | √ | |
the imbalance rate | Voltage and current imbalance | × | × | × | √ | √ | √ | |
Crest factor | Three-phase voltage crest factor | × | × | × | √ | √ | √ | |
telephone harmonic factor | Telephone Harmonic Factor THF | × | × | × | √ | √ | √ | |
K-factor | K-factor for three-phase currents | × | × | × | √ | √ | √ | |
frequency deviation | system frequency deviation | × | × | × | √ | √ | √ | |
Requirements | Demand statistics | Sliding Difference Active/Reactive/Apparent Real-Time Demand System counting, demand maxima/minima | × | √ | × | × | √ | √ |
Telemetry | Incoming and outgoing | With open in, open out telecommunication status | - | - | - | - | - | - |
Overrun alarms | With 8 levels of overrun alarm telecommunication status | √ | √ | √ | √ | √ | √ | |
prepaid status | Alarm statuses such as insufficient balance, no balance, etc | × | × | × | × | × | √ | |
The limit is exceeded | Overrun alarms | 8-level overrun alarm function, capable of realizing the Power parameters, telemetry quantities are monitored, full, and The alarm is generated when the conditions are sufficient and can be combined with the on out associations for alarm egress linkage | √ | √ | √ | √ | √ | √ |
event logging | SOE records | With 64 SOE logging functions, including open Off-positioning, remote control, overrun alarms, etc., and with time scale recording | × | √ | × | × | √ | √ |
The best-value record | Being able to count the relevant parameters in real time (each phase, the line voltage, current, active power, reactive power power, apparent power, power factor, frequency rate, demand) of the maximum and minimum values, and with time scale recording | × | √ | × | × | √ | √ | |
Clock | Clock | With hardware precision clock | × | √ | × | × | √ | √ |
Inputs and outputs | switching inputs | Up to 2 switching inputs, selectable selected as the active node input | - | - | - | - | - | - |
switching outputs | Up to 2 switching outputs can be selected to support Level/pulse type, support remote control or as a local out-of-limit alarm outlet | √ | √ | √ | √ | √ | √ | |
Pulse output | With active and reactive power pulse transmission Export, for energy meter accuracy testing | √ | √ | √ | √ | √ | √ | |
communication interface | RS485 communication(R) | 1 RS485 communication. Supports MODBUS-RTU protocol; Support online upgrade program through RS485 interface | √ | √ | √ | √ | √ | √ |
Wireless communications (P) | Support wireless communication, support MODBUS-RTU protocol | √ | √ | - | √ | √ | √ | |
Power Infrared (W) | 1 channel 38K power infrared, support MODBUS-RTU protocol | × | × | - | × | × | × | |
Note: "√" means this function is standard, -" means this function is optional, "×" means no such function |
4.Product installation and schematic diagram

Appl About our service :
* We could provide 7* 24-hour phone call after-sales service.
* We provide a 2-year guarantee time and will change the meter for you within 1 year if there's something wrong with the product. Except for natural disasters or man-made reasons.
* Recommend the most advanced application technology and management model in the industry to customers, and provide customers with detailed solutions.
* We could provide 7* 24-hour phone call after-sales service.
* We provide a 2-year guarantee time and will change the meter for you within 1 year if there's something wrong with the product. Except for natural disasters or man-made reasons.
* Recommend the most advanced application technology and management model in the industry to customers, and provide customers with detailed solutions.
Package:

Basic Information: