Acrel's dual source AC circuits monitor is ideal for power distribution and circuit protection. The AMC16Z-ZA offers measurement of various electrical parameters, power quality analysis, temperature and humidity monitoring, leakage current detection, and reliable communication through its RS485 interface. With high accuracy and digital output and input channels, this monitor is a must-have for any AC circuits monitoring need.
| Function | Description |
| Measurement (Common) | Three-phase AC kWh, kVarh, Active Power, Reactive Power, Current, Voltage, Power Factor, Apparent Power, Frequency, Zero ground voltage, neutral line current |
| Measurement (Power Quality) | total harmonic content (THD), 2-63 harmonics, current and voltage unbalance degree, current K coefficient (KF), voltage crest coefficient (CF), telephone waveform factor (THFF), peak voltage, voltage, and current sequence quantity |
| Temp.&Humidity Monitoring | Temperature Monitoring Range: -40℃～+99℃ |
| Humidity Monitoring Range: 20%～90% | |
| Leakage Current | 2-channel Leakage Current Measurement |
| Accuracy | Electrical Parameter Metering Accuracy: Voltage/current level 0.2, active power/electric energy level 0.5, reactive power/electric energy level 1 |
| Temperature Metering Accuracy: ±1℃; Temperature Metering Accuracy: ±5% | |
| Communication | RS485 Interface (MODBUS-RTU protocol) |
| DO (Switch Output) | 2-channel DO (Digital Output); 3A 250VAC/3A 30VDC |
| DI (Switch Input) | 6-channel DI (Digital Input); dry contact |
| Parameter | Description&Value | |
| Voltage Input | Rated Voltage | 3x220~264Vac L-N |
| Reference Frequency | 45~65Hz | |
| Current Input | Rated Current | 3x1(6)A AC (via CTs) |
| Power Supply | Source from | Voltage Input (Voltage signal input for both measurement and power supply) |
| Installation | DIN-rail | 35mm standard DIN-rail Installation |
| Phase Wiring | 3P4W | 3-phase 4-wire |
| Safety | Insulation | All terminals and the insulation resistance between the conductive pieces not less than 100MΩ |
| Withstand voltage | A-way voltage and current signal, B-way voltage and current signal, switch output and other ports should meet AC2kV 1min in pairs, the switch input and other ports should meet ac0.5kv 1mim, leakage current should be less than 2mA, no breakdown or flashover | |
| Condition | Description&Value |
| Temperature | Operating Temperature: -20℃～+55℃; Storage Temperature: -40°C ~+70°C |
| Humidity | ≤95%RH, no condensation, without corrosive gas |
| Altitude | ≤ 2000m |
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