Product Details

Three-phase Reflux Monitoring Energy Meter

Products Description

● Measurement: 3-phase Active Power, Reactive Power, Current, Voltage and etc
● Current Rating: up to 300A (with CTs); up to 20000A (with Rogowski Coil)
● Communication: RS485 (MODBUS-RTU)
● Application: Using in distributed Solar PV and Anti-reflux Inverter
● Display: LCD Display
● Dimension: 54*64*84mm (L*W*H)
● Installation: 35mm DIN Rail
● Power Supply: 85~265V AC or 100~350V DC
● Standard&Certificate: CE

The guide-rail harmonic meter with external roche coil and open type mutual inductor is suitable for energy saving
renovation projects in high energy consumption industries such as smelting,steel,electric welding,semiconductor,etc.And
also for power monitoring of distributed photovoltaic grid-connected cabinet,power demand side management and other
applications.The utility model has the advantages of no need to remove primary bus,simple and convenient wiring,safe
construction,saving transformation cost and improving efficiency for users.I

Used for distributed¢ralized Solar PV
● Rogowski Coil for Centralized Solar PV
● Split-core CTs for Distributed Solar PV
● Reflux Monitoring
● Harmonic Monitoring

Bidirectional Metering
● Active Energy Metering
● Reactive Energy Metering

RS485 Communication
● MODBUS-RTU Protocol
● Communicate with Inverter to realize anti-reflux Function

Paired with external CTs or Rogowski Coil
● Rated Current of CTs: up to 300A
● Rated Current of Rogowski Coil: up to 20000A

LCD Display
● Parameter Display
● Programming Interface

Keypads HMI for Programming
● Parameter Display Setting
● Communication(address, baud rate and etc.)
● Wiring: 3P3W,3P4W

LCD Display

Technical Parameter

Function/Model		ACR10RH-DxxT(R)E4 ACR10RH-DxxT(R)E3
Display mode	LCD(Field LCD)	■
Measuring parameter	Current/voltage/frequency/power facto	■
	Active power/reactive power/apparent power	■
	Four-quadrant electric energy measurement	■
	Maximum demand	□
	Multiple-rate electric energy measurement	□
Power quality monitoring	Total harmonic content	■
	subharmonic(2-31 times)	■
Data logging	Incident record	□
Display mode	Alarm	□
	Built-in clock	□
Communication	RS485 interface	■
Optional function (choose one)	J(2DO)	A1+(B1 or C1) (4DI+2DO or 4DI+EP)*

Note: 1,“■” is standard allocation function,“□” is a matching function, Above instrument standard 1 channel RS485 communication; 2Terminal connection mode corresponding to A1/B1/C1 and so on in selection function; 3Pulse output and relay output can not be selected at the same time; 4, When you select an event logging feature,you must configure the DI or DO

Technical parameters			Indicators
Input	Net work		3-phase 3-wire,3-phase 4 wire
	Frequency		45~65Hz
	Voltage		Rating:AC 57.7V/100V(100V),220V/380V(400V)
			Overload:1.2-fold rating(continuous);2-fold rating/1second
			Consumption:<0.2VA
	Current		Rating: 80A,120A,200A .etc(See specific product specifications,special parameters can be customized)
			Overload:1.2-fold rating(continuous);10-fold rating/1 second
			Consumption:<0.2VA
Output	Electric energy		Output mode: Open-collector photocoupler pulse, two-way output
			Three-phase	Pulse constant:4000,8000imp/kWh
	Communication		RS485 interface, Modbus-RTU Protocol
	Display mode		LCD
Function	Switching	Input	Four-way dry contact input
		Output	Output mode: two-way relay nO contact output
			Contact capacity:AC 250V/3A,DC 30V/3A
Measuring accuracy			Frequency0.05Hz,reactive electric energy1class,other 0.5class
Power supply			AC85~265V or DC100~350V;DC24V(±10%);DC48V(±10%) Consumption≤10VA
Safety	Power-frequency withstand voltage		Power frequency withstands voltage between Auxiliary power and switch volume output and current input and voltage input and communication and pulse output and switch volume input terminal is AC2kV 1min; Power frequency withstand voltage between auxiliary power and switch volume output and current input voltage input terminal is AC 2kV/1min; Power frequency withstand voltage between communication and pulse output and switch volume input terminal is AC 1kV/1min;
	Insulation resistance		Input, Output terminal to housing>100MΩ
Environment			Working temperature:-10℃~+55℃;Storage temperature:-20℃~+70℃ Relative humidity:5%~95% No condensation;Altitude:≤2500m