Three Phase Rail Type Electric Meter

• Customization: Available
• After-sales Service: Two Years
• Warranty: Two Years
• Model NO.: LINK813E
• Accuracy: 0.5%~1%
• Theory: Electronic Meter
• Power Source: AC and DC
• Maximum Scale: 19999
• Range Conversion Type: AUTO/MAN RANGZ
• Additional Measuring Item: Frequency
• Display: LCD
• Transport Package: Carton
• Specification: Customized
• Trademark: LINKELEC
• Origin: China
• HS Code: 9028301400
• Production Capacity: 10000PCS/Month

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

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.

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