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ARD3 Motor Protection Controller

ARD3



● U, I, P, S, PF, F, EP, Leakage, PTC/NTC

● 16 protect function

● Start control function

● 9 programmable DI

● 5 programmable DO

● Modbus-RTU or Profibus-DP communication

● 1 DC4-20mA analog output

● 20 fault record

● Anti-shaking function



Description

General

ARD3 smart motor protectors can protect motors from many faults during the motor running and display the running state clearly and intuitively through LCD.The protector has RS485 remote communication interface and DC4-20mA analog output, which is convenient to form a network system together with control machines like PLC and PC.


Parameters


Accuracy

U, I: Class 1.5



Frequency

Range: 45-65Hz



Auxiliary power supply

AC85V-265V/DC100V-350V



SOE event recorder

Record 8 fault messages



Installation:

Main body: DIN 35mm

Display unit: Panel mounted



Dimension(L*W*H)：

81.5mm*86mm*90mm




Parameters



Technical parameters

Technical indicators

Protector auxiliary power supply

AC85-265V/DC100-350V,power comsumption 15VA

Rated working voltage of the motor

AC380V / 660V, 50Hz / 60Hz

Rated operating current of the motor

1 (0.1A-5000A)

Small special current transformers

5 (0.1A-5000A)

25（6.3A-25A）

100（25A-100A）

250（63A-250A）

Special current transformers

800（250A-800A）

Relay output contact capacity

Impedance load

AC250V、10A

Relay output contactor,
rated negative capacity

5 channels,AC 250V 6A

Switching input

9 channels,opto-coupler isolation

Communication

RS485 Modbus_RTU, Profibus_DP

Environment

Working temperature

-10ºC～55ºC

Storage temperature

-25ºC～70ºC

Relative humidity

≤95﹪No condensation, no corrosive gas

Altitude

≤2000m

Pollution levels

Class 2

Protection grade

Main body IP20, split display module IP54 (installed on the cabinet panel)

Installation category

Level III




Dimensions










Typical Connection



Package



MINIMUM PACKAGE







MINIMUM PAKAGE


Package dimensions(1 PC)

260*155*195mm

Pakage Weight(1 PC)

2.34Kg


WHOLE BOX PAKAGE


Package dimensions(36 PCS)

480*455*395mm

Pakage Weight(36 PCS)

14.8kG


PRODUCT HS CODE


 8543709990

ATTENTION !

The above packing and weight data are only refer to model ARD3-100+90L.

For other models or optional functions, please contact the salesman for details, thank you for your cooperation!



MODEL

FUNCTION

UNIT PRICE (USD)

ARD3-1

protect motors from many faults during the motor running,overload, under load, locked-rotor, obstruction, imbalance , etc.

237

ARD3-5

237

ARD3-1.6

237

ARD3-6.3

237

ARD3-25

267

ARD3-100

296

ARD3-250

355

ARD3-800

415

C

RS485(Modbus-RTU)

30

2C

2 channel Modbus-RTU.

60

CP

1 Channel Profibus DPV1

148

M

4-20mA analog output

30

U

voltage

30

T

temperature protection

30

90L

display module

45

SR

SOE event record

30

SU

anti electricity shake

60

tE

time protection

30

Ep

electrical energy

60

L

Leakage function below 100A

30

L

Leakage function below 100A-250A

60

L

Leakage function below 250A-800A

88


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