| Customization: | Available |
|---|---|
| Theory: | Electromagnetic Relay |
| Usage: | Household Appliances Relay, Communication Relay, L |
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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.
Main parameters
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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 |
Technical parameters
| Technical parameters | Technical specification | |
| 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 |
| 5A (0.1 ~9999) | ||
| 1.6A (0.4A-1.6A) | ||
| 6.3A (1.6A~6.3A) | ||
| 25A (6.3A~25A) | ||
| 100A (25A~100A) | ||
| 250A (63A-250A) | Specific current transformer | |
| 800A (250A~800A) | ||
| 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 | -10ºC-55ºC |
| Storage temperature | -20ºC-65ºC | |
| Relative humidity | 5%-95%, no dew | |
| Altitude | ≤2000m | |
| Class of pollution | 2 | |
| Protection level | IP20 | |
| Rated current of current transformer, A | Ratio setting | Number of turns at the primary side of transformer | Range of setting current Is, A | Power of motor, kW |
| 1 | Yes | 5 | 0.1~9999 | 0.12~440 |
| 5 | 1 | 0.1~9999 | 0.12~440 | |
| 1.6 | No | 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 |
| Additional function | Code | Additional function | Code |
| Communication interface | C | 2-way switching input, 1-way relay output (programmable 3) | K |
| Leakage protection | L | SOE event recorder | SR |
| Analog output 4-20mA | M | Alarm output (programmable 2) | J |
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