Acrel ADL400W Three Phase CT Operated Din Rail Energy Meter Built-in Wifi Communication
Acrel ADL400W Three Phase CT Operated Din Rail Energy Meter Built-in Wifi Communication
General
ADL200W ADL400W Series DIN-Rail Mounted Multifunctional and Dual Circuits Electric Energy Meter With External Current Transformer is an intelligent instrument mainly designed for new energy power generation systems such as photovoltaic grid-connected system, micro inverter system, energy storage system, AC coupling system, etc. The product has the advantages of high precision, small volume, high respondent speed and convenient installation. It can monitor and measure real-time power and other power parameters, support protocols such as Modbus-TCP and http, and communicate with inverters or energy management systems (EMS) via Wi-Fi or Lora communication to achieve functions such as anti-reverse flow, regulating power generation, and battery charging and discharging. It can be bidirectionally measured to achieve energy management for household distributed photovoltaic systems.
Wiring
Outline and Dimension
Application for Balcony PV System
Acrel ADL400W Three Phase CT Operated Din Rail Energy Meter Built-in Wifi Communication
Functions
| Function | Descriptions |
| Electric energy metering | Active energy metering (forward and reverse) |
| Reactive energy metering (forward and reverse) | |
| Split-phase energy | |
| Electric quantity measurement | U, I |
| P, Q, S, PF, F | |
| Communication | RS485 、Wi-Fi 、Lora |
| Item | Performance Parameters | |||
| Model Series | ADL200W | ADL400W | ||
|
Measurement |
Grid | Single-phase | Three-phase four-wire | |
| Voltage | (Unom) Nominal voltage | 230V | 3×230/400V | |
| Input Range | 0.8Unom ~ 1.2Unom | |||
| Overload | 1.2 times rating (continuous) 22 times the rating for 1 second | |||
| Power consumption | <2w, <10VA | |||
| Accuracy class | Error ±0.5% | |||
| Current | Minimum current (Imin) | 0.3A | ||
| Transitional current (Itr) | 1.5A | |||
| Basic current (Ib) | 30A | |||
| Maxinum current (Imax) | D16：Imax = 120A | |||
| Short-term overcurrent | 30 times the maximum current for 20ms | |||
| Power consumption | <1W, <1VA | |||
| Accuracy class | Error ±0.5% | |||
| Power | Active, reactive, apparent power, error ±1.0℅ | |||
| Grid frequency | 50Hz, error ±0.5% | ||
| Response rate | 50ms (voltage, current, power) | ||
| Installation category | CAT III | ||
| overvoltage level | OVC III | ||
| Metering | Active electric energy | Class 1or B | |
| electromagnetic compatibility | E2 | ||
| Security | Power frequency withstand voltage | Between communication and signal input, AC3kV 1min | |
| Insulation resistance | Input and output terminals to casing >100MΩ | ||
| Communication | RS485 interface | Modbus RTU protocol; addr:1~ 247;Baud rate:1200bps-38400bps | |
| Wi-Fi | Protocols: Modbus-TCP, Http, etc. Operating frequencyband: 2.4GHz | ||
|
Environment |
Operating temperature range | -25℃~+55℃ | |
| Operating temperature range | -40℃~+70℃ | ||
| Storage temperature | -40℃~+85℃ | ||
| Relative humidity | ≤95% (without condensation)”Not suitable for damp environments” | ||
| 海拔高度Altitude | ≤2000m | ||
| IP rating | IP20 on terminal strip without protective housing and IP51 in protective housing, per IEC 60529 | ||
| Pollution Degree | II | ||
| UC Degree | III | ||
| Installation environment | Indoor use | ||
| Protect Degree | Class II (Double Insulation) | ||
| usage environment | Cabinet mounted(The outer shell cannot be touched) | ||
| usage environment | M1 | ||
| Transformer Safetycharacteristics | Insulation resistance: greater than 1000 MΩ under normal conditions； | ||
| Electric strength resistance: It can withstand 4000V, 50Hz power frequency for 1 minute；Flame retardancy: Conforms to UL94-V0 level； | |
|
Reference standard |
EN IEC 61010-1:2010 Safety requirements for electrical equipment for measurement, control, and laboratory use - Part 1: General requirements EN IEC 61010-2-030:2010 Safety requirements for electrical equipment for measurement, control, and laboratory use - Part 2-030: Particular requirements for equipment having testing or measuring circuits EN IEC 61326-1:2021 Electrical equipment for measurement, control, and laboratory use - EMC requirements – Part 1: General requirements EN IEC 61326-2-1:2021 Electrical equipment for measurement, control, and laboratory use - EMC requirements – Part 2-1: Particular requirements for electromagnetic compatibility testing for electrical equipment for measurement, control, and laboratory use EN 50470-3 Electricity metering equipment (a.c.) - Part 3: Particular requirements - Static meters for active energy (class indexes A, B and C) |
