Acrel ACR10R-DxxTEx Bidirectional Three-phase Reflux Monitoring Energy Meter

Name: ACR10R-DxxTEx Bidirectional Three-phase Reflux Monitoring Energy Meter
Brand: Jiangsu Acrel Micro-grid Research & Development Institute

ACR10R-DxxTEx bidirectional three-phase re-flux monitoring energy meter is equipped with external Rogowski coils and split-type transformers, which are suitable for energy-saving renovation projects in high-energy-consuming industries such as smelting, steel, electric welding, and semiconductors, and are also suitable for power monitoring and power demand-side management of distributed photovoltaic grid-connected cabinets.

Specification of ACR10R-DxxTEx Bidirectional Three-phase Reflux Monitoring Energy Meter

Function

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	■
Power quality monitoring	subharmonic（2-31 times）	■
Data logging	Incident record	□
Display mode	Alarm	□
Display mode	Built-in clock	□
Communication	RS485 interface	■
Optional function (choose one)	J（2DO）	A1+（B1 or C1） (4DI+2DO or 4DI+EP)*
	K（4DI）
	pulse（2channels）

Note:

1. “■”is standard allocation function,“□”is matching function, Above instrument standard 1 channel RS485 communication；

2. Terminal connection mode corresponding to A1/B1/C1 and so on in selection function；

3. Pulse 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 withstand 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

Features of ACR10R-DxxTEx Bidirectional Three-phase Reflux Monitoring Energy Meter

It provides asynchronous half-duplex RS485 communication interface and adopts MODBUS-RTU protocol. All kinds of data information can be transmitted on the communication line;

It adopts LCD display interface, and realizes parameter setting and control through panel buttons, which is very suitable for real-time power monitoring system;

It has the characteristics of no need to dismantle the busbar once, simple and convenient wiring, safe construction, saving renovation costs and improving efficiency for users.