ARD2 Smart Motor Protector Relay

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LOCATION : HOME - PRODUCTS - Power monitoring and protection - Smart motor protector

● Suitable for motors with rated voltage of AC380V/660V;
● Optional leakage protection, RS485 communication, analog output, etc.
● 2 channels DI passive dry node input, signal power supply with built-in DC24V power supply;
● 4 channels DO output.

PRODUCTS

General

ARD2 smart Motor Protector is suitable for motors with rated voltage of AC380V/660V, it can protect the motor within rated current range from timeout start-up,overload, blocking, short circuit, under load, unbalance, phase failure and so on.

Parameters

Accuracy

Active energy: Class 0.5

Frequency

Range: 45-65Hz

Auxiliary power supply

AC/DC 85~265V

Pulse output

1600-160000imp/kWh

Consumption

Voltage: Power consumption <0.5VA;

Current: Power consumption< 0.5VA;

Auxiliary power supply:power consumption≤10VA

Installation: Panel mounted

Dimension(L*W*H): 96mm*78.5mm*48mm

Wiring

Typical Connection

Application

Parameter	Technical specification
Auxiliary power supply	AC85-265V/DC100-300V, power consumption≤7VA
Rated voltage	AC380V/660V, 50Hz/60Hz
Rated current	1A（0.1-999.9A）	Specific current transformer
	5A（0.1-999.9A）
	1.6A（0.4-1.6A）
	6.3A（1.6-6.3A）
	25A（6.3-25A）
	100A（25-100A）
	250A（63-250A）
	800A（250-800A）
Relay output contactor Rated negative capacity	4 channels, AC250V, 3A
Switching input	2 channels，opto-coupler isolation
Communication	Standard	RS485（Modbus-RTU）
	Option（choose one）	1 or 2 channels Profibus DPV1 1 channel Profinet Ethernet（Modbus TCP）
Environment	Operation temperature	-10℃~+55℃
	Storage temperature	-20℃~+65℃
	Relative humidity	≤95%（No condensation）
	Altitude	≤2000m
Class of pollution	Level 2
Protection level	Main module IP20
Installation category	Class III

4.1 Installation dimensions of protector
Unit: mm
LED LCD
Front view
Left view
Opening on the surface
Main body

Installation dimensions of transformer
Current Transformer (0.1A-100A)
Current Transformer (63A-250A)
Current Transformer (250A-800A)
Zero sequence current transformer