● 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
General
ARD2F 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.
Function
ARD2F
Model
Type
LCD
Additional features
Code
Additional Features
Start control (including ‘K’)
Q
Leakage Protection
L
Switch input
K
4~20mA analog output
M
Temperature protection
T
Loss of pressure (anti-shake)
SU（Including voltage and fault recording functions）
Alarm (programmable output)
J
SOE event record
SR
C:Modbus-RTU
Voltage function (phase sequence, power, power factor)
U
2C: 2 Modbus-RTU 2C
tE time protection
tE
● Accuracy: Class 1.5
● Frequency Range: 45-65Hz
● Auxiliary power supply: AC85V~265V/DC100V~350V
● Record 8 fault messages
● Main body: DIN 35mm
● Display unit: Panel mounted
● Dimension(L*W*H): 81.5mm*86mm*90mm
● Communication: RS485 (Modbus-RTU)
LCD Display
Front Panel
Installation Dimension
Appearance and size of mounting hole
Installation dimension of protector display unit
Anti sway electric module
AC380V power module
When install the meter, loosen the locking screw of the fixing bracket, remove the fixing bracket, insert the instrument into the mounting hole, install the fixing bracket and tighten the screw to make the instrument be firmly installed without loosening.Shape for clamp reed squeeze installation.
Typical Connection
When install the meter, loosen the locking screw of the fixing bracket, remove the fixing bracket, insert the instrument into the mounting hole, install the fixing bracket and tighten the screw to make the instrument be firmly installed without loosening. Shape for clamp reed squeeze installation.
| Technical data of motor protector ARD2F | ||
| Auxiliary power supply of protector | AC85V~265V/DC100V~350V, power consumption ≤7VA | |
| Rated working voltage of motor | AC380V/AC660V, 50H/60Hz | |
| Rated working current of motor | 1A(0.1 ~9999) | Small specific current transformer |
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5A(0.1 ~9999) |
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1.6A(0.4A—1.6A) |
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6.3A(1.6A~6.3A) |
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25A(6.3A~25A) |
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100A(25A~100A) |
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250A(63A-250A) | Specific current transformer |
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800A(250A~800A) |
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| Relay output contactor, rated load capacity | 4-way,AC250V, 3A, DC30V, 3A | |
| Switching input | 2-way, optical isolation | |
| Communication | RS485 Modbus | |
| Volume of SOE event recorder | 8 events | |
| Environment | Working temperature | -10℃-55℃ |
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Storage temperature | -20℃-65℃ |
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Relative humidity | 5%-95%, no dew |
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Altitude | ≤2000m |
| Class of pollution | 2 | |
| Protection level | IP20 | |
| Rated current of motor protector(A) | current ratio setting | Transformer primary side turns | Setting current Is range(A) | Motor Power(kW) |
| 1 | able to set | 5 | 0.1~9999 | 0.12~440 |
| 5 |
|
1 | 0.1~9999 | 0.12~440 |
| 1.6 | unable to set | 1 | 0.4~1.6 | 0.12~0.55 |
| 6.3 |
|
1 | 1.6~6.3 | 0.75~2.2 |
| 25 |
|
1 | 6.3~25 | 3~11 |
| 100 |
|
1 | 25~100 | 15~45 |
| 250 |
|
1 | 63~250 | 55~132 |
| 800 |
|
1 | 250~800 | 160~440 |
