Jiangsu Acrel Electrical Manufacturing Co., LTD.
SAFE SMART GREEN
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Acrel Din Rail Three Phase AC Energy Meter is a smart meter designed for power supply systems, industrial and mining enterprises and utilities to measuring electricity consumption and manage the electric demand. It features high precision, small size and simple installation. It integrates the measurement of all electrical parameters with the management provides various data on the previous 48 months, checks the 31st harmonic content and the total harmonic content.
Technical parameter
| Parameters | Value | ||
| Wiring method | 3 phase 3 wires, 3 phase 4 wires | ||
| Measurement | Voltage | Reference voltage | 3×100V, 3×380V,3×57.7/100V, 3×220/380V |
| Consumption | <10VA(Single phase) | ||
| Impedance | >2MΩ | ||
| Accuracy class | Error±0.2% | ||
| Current | Input current | 3×1(6)A, 3×10(80)A | |
| Consumption | <1VA Single-phase rated current | ||
| Accuracy class | Error±0.2% | ||
| Power | Active, reactive, apparent power, error±0.5℅ | ||
| Frequency | 45～65Hz,Error±0.2% | ||
| Energy | Active energy(Accuracy class: 0.5) reactive energy(Accuracy class 2) | ||
| Clock | ≤0.5s/d | ||
| Digit signal | Energy pulse output | 1 active photocoupler output | |
| Pulse | Width of pulse | 80±20ms | |
| Pulse constant | 400imp/kWh,10000imp/kWh(Correspond with the basic current | ||
| Communication | Interface and communication protocol | RS485: Modbus | |
| Range of | Modbus RTU:1~ 247 | ||
| Diverse Electric Parameters Measurement ● Harmonic (2~31st voltage¤t)---Standard ● F (Frequency) ● U (3-phase Voltage) ● I (3-phase Current) ● kWh (3-phase positive Kilowatt-hours) ● kVarh (Kilovar-hours) ● P (Power) ● Q (Reactive power) ● S (Apparent power) ● PF (Power factor) | |
| Multi-rate/Flexible Tariff ● 4 Time zone ● 4 Tariff rate (Spike, Peak, Flat, Valley) ● 2 Time period list ● 14 Time period by day ● Data Frozen (last 48 months or last 90 days) ● Max demand and occurrence time | |
| HMI for Parameters Setting ● Code ● Protocol ● Address ● Baud rate ● Parity ● All Display | |
| LCD Display ● 12 digits | |
Direct connection 3-phase 4-wire Connected via CT 3-phase 4-wire
Installation