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ARD2 motor protection switch

The ARD2 intelligent motor protector is suitable for motors with a rated voltage of AC380V/660V and can protect the motor within the rated current range against timeout start, overload, blocking, short circuit, underload, unbalance, phase loss, etc.

  • Suitable for motors with a rated voltage of AC 380 V/660 V
  • Optional leakage protection, RS485 communication, analog output, etc.
  • 2-channel DI input (passive dry node), signal supply with integrated DC 24 V power supply
  • 4-channel DO output

Product info

Rated voltage and current:AC380/660V, rated current up to 800A
Advertisement:4-digit LED display
Active energy accuracy:Class 0.5
Frequency:45-65Hz
Pulse output:1600-160000imp/kWh
Installation:Panel mounting
Dimensions (L x W x H):96 mm x 78.5 mm x 48 mm

Technical data

Technical parameters
index
Auxiliary energy AC85V~265V/DC100V~350V, power consumption ≤7VA
Rated operating voltage of the motor AC380V/AC660V, 50Hz/60Hz
Rated operating current of the motor 1 (0.1A-5000A) Small specific current transformer
5 (0.1A-5000A)
1.6 (0.4A-1.6A)
6.3 (1.6A-6.3A)
25 (6.3A-25A)
100 (25A-100A)
250 (63A-250A) Small specific current transformer
800 (250A-800A)
Relay output contactor, rated load capacity 4-way, AC 250V, 3A; DC 30V, 3A
Switching input 8-way, optical isolation
communication RS485 Modbus
SOE event recorder volume 8 event recordings
Environment working temperature -10ºC~55ºC
Storage temperature -20ºC~65ºC
Relative humidity 5%-95%
Height ≤2000m
pollution class 2
Protection level IP20

Product display

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