● Measurement: 3-phase AC kWh, kVarh, U, I, P, Q, S, PF, F and etc
● Accuracy: 0.5% (kWh)
● Frequency: 45~65Hz
● Rated Voltage: 3x380~456Vac L-L (direct connect); 3x100~120Vac L-L (via PTs)
● Rated Current: 3x10(80)A AC (direct connect); 3x1(6)A AC (via CTs)
● Communication: RS485 (MODBUS-RTU)
● Harmonic: 2~31st and total Harmonic
● Standard&Certificate: IEC; CE;CE-MID; EAC
● Multi-rate: 4 Tariff Rates and etc
● Data Function: Frozen Data,Max Demand,etc
Acrel ADL400 three-phase electric meter is designed for three-phase energy measurement on a low voltage system. The Acrel ADL400 meter meets the related technical requirements of electronic meter in the IEC62053-21 and IEC62053-22 standards. The following provides an in-depth Acrel ADL400 manual for your reference.
Picture | Function |
● Measurement: 3-phase AC kWh, kVarh, U, I, P, Q, S, PF, F, etc ● Accuracy: 0.5% (kWh) ● Frequency: 45~65Hz ● Rated Voltage: 3x380~456Vac L-L (direct connect); 3x100~120Vac L-L (via PTs) ● Rated Current: 3x10(80)A AC (direct connect); 3x1(6)A AC (via CTs) ● Communication: RS485 (MODBUS-RTU) ● Harmonic: 2~31st and total Harmonic ● Standard&Certificate: IEC; CE;CE-MID; EAC ● Multi-rate: 4 Tariff Rates, etc ● Data Function: Frozen Data, Max Demand, etc |
Products Overview
Direct Connect Type
PIN/Terminal Overview of Acrel ADL400 meter (Direct Connect Type)
Power Wiring: 3-phase 4-wire via direct connect | Power Wiring: 3-phase 3-wire via direct connect |
PIN/Terminal Overview of Acrel ADL400 (Direct Connect Type)
CT Operated Type
PIN/Terminal Overview of Acrel ADL400 (CT Operated Type)
Power Wiring: 3-phase 4-wire CT operated | Power Wiring: 3-phase 3-wire CT operated |
RS485 Wired Communication of Acrel ADL400 (CT Operated Type) with IoT Gateway
1.Function Description
Function | Function description | Function provide |
Measurement of kWh | Active kWh (positive and negative) | ■ |
Reactive kWh (positive and negative) | ■ | |
A. B, C split phase positive active energy | ■ | |
Measurement of electrical parameters | U、I | ■ |
P、Q、S、PF、F | ■ | |
Measurement of harmonics | 2~31ST Voltage and current harmonic | ■ |
LCD Display | 12 bits section LCD display, background light | ■ |
Key programming | 3 keys to communication and set parameters | ■ |
Pulse output | Active pulse output | ■ |
Multi-tariff and functions | Adapt 4 time zones, 2 time interval lists, 14 time interval by day and 4 tariff rates | □ |
Max demand and occurrence time | □ | |
Frozen data on last 48 months, last 90days | □ | |
Date, time | □ | |
Communication | Communication interface: RS485, Communication protocol: MODBUS-RTU | ■ |
2.Technical Parameter
Project | Performance parameter | ||
Specification | 3 phase 3 wires, 3 phase 4 wires | ||
Measurement | Voltage | Reference voltage | 3×100V\3×380Vac、3×57.7/100Vac、 3×220/380Vac (Can normally work under 1.2 times of rated voltage) |
Consumption | <10VA(Single phase) | ||
Impedance | >2MΩ | ||
Accuracy class | Error±0.2% | ||
Currnt | 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% | ||
Metering | 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 RTU | |
Range of Communication address | Modbus RTU:1~ 247; | ||
Baud rate | 1200bps~19200bps | ||
Environment | Working temperature | -25℃~+55℃ | |
Relative humidity | ≤95℅(No condensation) |
Diverse Electric Parameters Measurement ● kWh (3-phase positive Kilowatt-hours) ● kVarh (Kilovar-hours) ● Harmonic (2~31st voltage¤t)---Standard ● U (3-phase Voltage) ● I (3-phase Current) ● P (Power) ● Q (Reactive power) ● F (Frequency) ● 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 Common Configuration ● PT or CT ratio ● Wiring methods (3P4W or 3P3W) ● Back linght time ● RS485 (MODBUS-RTU) communication setting |
Dimension of ADL400 (Current Input via Direct Connect) | Dimension of ADL400 (Current Input via CTs) |