Complaint
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The standard switch quantity of ARD3M is 10DI and 6DO, and the switch quantity type
Main switch classification | Code |
DI is the dry contact and the external power supply of DO is AC220V | K1 |
DI is the wet contact, the input is DC110V, and the the external power supply of DO is AC220V | K2 |
DI is the wet contact, the input is DC220V, and the the external power supply of DO is AC220V | K3 |
DI is the wet contact, AC220V input, and DO external the power supply is AC220V | K4 |
Protector current specification (A) | Ratio setting | Primary side coil number of transformer | Applicable scope of motor (kW) | Suitable for motor Rated current range (A) |
| 1 | Support | 5 circle | 0.12-999 | 0.1-5000 |
| 5 | 1 circle | |||
| 25 | not Support | 3-11 | 6.3-25 | |
| 100 | 15-45 | 25-100 | ||
| 250 | 55-132 | 63-250 | ||
| 800 | 160-250 | 250-800 |
Code | Additional function |
| H | 2-63 harmonic voltages and currents |
| WR | Waveform recording |
| SU | Anti-electric shock function |
| Ri | Anti-electric shock function |
| L | Electric leakage protection |
| SR | Fault record |
| WIFI | Wireless function (optional with color dot matrix LIQUID crystal) |
| CP | 1channel PROFIBUS DPV1communication |
| 2CP | 2 channel PROFIBUS DPV1communication |
| MCE | Ethernet communication (MODBUS TCP protocol) |
| PNET | 1channel Profinet communication |
| M1 | 1channel 4-20mA output |
| M2 | 2 channel 4-20mA output |
| Function | Item | ARD3M |
| Application occasions | Low Voltage 0.4KV~1.14KV Motor Protection | |
| Rated Current | 1(ratio)(0.1-5000A) 5(ratio)(0.1-5000A) 25(6.3-25A) 100(25-100A) 250(63-250A) 800(250-800A) | |
| Dimension | Panel mm | 98*60 |
| Cut-out mm | 92*55 | |
| Protection | Startup timeout | Yes |
| Over-load | Yes | |
| Under-load | Yes | |
| Short Circuit | Yes | |
| Stall | Yes | |
| Block | Yes | |
| Current Unbalance | Yes | |
| Voltage Unbalance | Yes | |
| External Fault | Yes | |
| Structural Failure | No | |
| Internal Fault | No | |
| Over-voltage | Yes | |
| Under-voltage | Yes | |
| Over-power | Yes | |
| Under-power | Yes | |
| Lack of phase | Yes | |
| Phase Sequence | Yes | |
| TE | Yes | |
| Temperature | Yes | |
| Multi-channel temperature protection | ||
| Overflow protection | Yes | |
| Insulation monitoring | Yes | |
| Number of starts alarm | Yes | |
| Running time alarm | Yes | |
| Number of fault alarm | Yes | |
| Anti-shake | Optional | |
| Analog input protection | No | |
| Grounded | Yes | |
| Leakage Current | Optional | |
| Communication | Modbus-RTU | No |
| 2 Channels of Modbus-RTU | Yes | |
| Profibus-DP | Optional | |
| 2 Channels of Profibus-DP | Optional | |
| Profinet | Optional | |
| Modbus-TCP | Optional | |
| WIFI | Optional | |
| Signal | DI | 10+ |
| DO | 6+ | |
| Start control | Yes | |
| 4-20mA Output | Optional | |
| 2 channels of 4-20mA Output | Optional | |
| Fault Record | 8 | Optional |
| Running Record | 5h | Optional |
| Waveform Record | 40 | Optional |
| DI Displacement Record | 8 | Yes |
| Start and stop Records | 8 | Yes |
| Restart Record | 8 | Yes |
| Logic function | Timer | No |
| Counter | No | |
| Truth table | No | |
| Logic diagram | No | |
| Measure | Three-phase current | Yes |
| Leakage current | Optional | |
| Three-phase voltage | Yes | |
| Positive sequence negative sequence zero-sequence current | Yes | |
| Positive sequence negative sequence zero-sequence voltage | Yes | |
| Active power, Apparent power | Yes | |
| Reactive power | Yes | |
| Frequency | Yes | |
| Active energy | Yes | |
| Reactive energy | Yes | |
| 2-63st Harmonic | Optional | |
| PTC/NTC | Yes | |
| 4-20mA Input | No | |
| Temperature | No | |
| Display | LED | No |
| Monochrome LCD | Optional | |
| Color LCD | Optional | |
| Technical parameters | Technical indicators | |
| Protector auxiliary power supply | Support two power modules, AC 220V power module (AC85-265V/DC100-300V) default, AC 380V power module (AC/DC100-415V) optional | |
| Rated working voltage of the motor | AC220V / 380V / 660V,50Hz / 60Hz | |
| Rated operating current of the motor | 1 (0.1A-5000A) | External current transformer |
| 5 (0.1A-5000A) | ||
| 25(6.3A-25A) | ||
| 100(25A-100A) | ||
| 250(63A-250A) | ||
| 800(250A-800A) | ||
| Relay output contact capacity | Impedance load | AC250V,10A |
| Switching input | 10 channels of passive dry contact (active DC110V, DC220V, and AC220V input can be optional) | |
| Communication | Standard supplied | 2channel MODBUS RTU communication |
| Optional(only one can be selected) | 1-2 channel PROFIBUS DPV1communication,1channel PROFINET communication, Ethernet communication(MODBUS TCP protocol) | |
| Environment | Working temperature | -10ºC~55ºC |
| Storage temperature | -25ºC~70ºC | |
| Relative humidity | ≤95%No condensation, no corrosive gas | |
| Altitude | ≤2000m | |
| Pollution levels | Class 3 | |
| Protection grade | Main body IP20, split display module IP54 (installed on the cabinet panel) | |
| Installation category | Level III | |
