ARD3 Motor Protection Controller
ARD3 Motor Protection Controller
● 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
Main body: DIN 35mm
Display unit: Panel mounted
03 Network
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Technical parameters |
Technical indicators |
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Protector auxiliary power supply |
AC85-265V/DC100-350V,power comsumption 15VA |
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Rated working voltage of the motor |
AC380V / 660V, 50Hz / 60Hz |
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Rated operating current of the motor |
1 (0.1A-5000A) |
Small special current transformers |
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5 (0.1A-5000A) |
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25（6.3A-25A） |
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100（25A-100A） |
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250（63A-250A） |
Special current transformers |
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800（250A-800A） |
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Relay output contact capacity |
Impedance load |
AC250V、10A |
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Relay output contactor, |
5 channels,AC 250V 6A |
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Switching input |
9 channels,opto-coupler isolation |
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Communication |
RS485 Modbus_RTU, Profibus_DP |
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Environment |
Working temperature |
-10ºC～55ºC |
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Storage temperature |
-25ºC～70ºC |
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Relative humidity |
≤95﹪No condensation, no corrosive gas |
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Altitude |
≤2000m |
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Pollution levels |
Class 2 |
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Protection grade |
Main body IP20, split display module IP54 (installed on the cabinet panel) |
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Installation category |
Level III |
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