AC Energy Meter
AC Din Rail-Mounted Three Phase IoT Multifunction Power Meter EGO700L with RS485 LoRa LAN 4G Communication for Power Distribution Management
Main Documents
Compatible Software
Smart PiEMS System
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EGO700L Multi Function Power Meter For IOT is mainly applicable to the distribution cabinet and switch cabinet in the high and low-voltage distribution system lower than AC 650kV (phase voltage). Combined with RS485 port, and Modbus-RTU communication protocol, it makes easy to integrate electrical distribution measurements into Smart PiDMS distribution management system and energy consumption into Smart PiEMS.
EGO700L fully meets the relevant technical requirements of GB / T 17215.322-2008 for active power level 0.5s and GB / T 17215.323-2008 for reactive power level 2.
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EGO700L Internet multi-function acquisition terminal adopts dual-core architecture of high-performance microprocessor and metering core. The function include independent operation of metering and logic control, high metering accuracy, stable work, providing high-precision full power measurement, demand calculation, harmonics Analyze, set value exceeding limit, residual current and cable temperature measurement, data freezing function.
EGO700L adopts the technology of IoT communication and P2P. The design of split core CT supports power-keeping installation which greatly reduces the comprehensive cost of installation, debugging and maintenance. The features of built-in large-capacity cache and resume break-point that ensures system-side data integrity. It is suitable for projects such as energy management, electrical safety, and power Internet of Things.
- 1.Measurement:
.voltage, current, active power, reactive power, apparent power, power factor, frequency, active energy, reactive energy , apparent energy, voltage and current phase angle, cable temperature, switch detection
.Latest 10 years, 12 months, 31 days historical energy
2.Communication:
.Standard 1 RS485, 4G/LoRa/LAN optional
.Support Modbus RTU, Modbus TCP, HTTP, MQTT, IEC104,DL/T645-2007 communication etc (DLMS, Bacnet is available forcustomized model)
.Register is definable, support break-point transfer
EGO700L provides the main functions as below:
- 3.Power Quality Analysis: Three phase voltage/current, 63rd harmonic analysis, voltage/current unbalance
4.Demand Calculation:
.Maximum and real-time demand of power and current
.Real-time demand, daily and monthly max. demand
5.Setpoint Alarm:
.Support alarming of over-voltage, under-voltage, over-current, under-current, lose phase, power over limit, over temperature, and power failure with SOE time record.
Specification
| Power Supply | AC 85～265V Or DC 100～300V | LTE Wireless Communication | LTE-FDD B1/B3/B5/B8 LTE-FDD B34/B38/B39/B40/B41 | |
| LoRa | 470-510Mhz,1KM open area (customized model is 915Mhz) | |||
| Rated Current | 1A or 5A 5A/1.67mA CT(optional) 100A/33.3mA CT(optional) | RS485 | 4800-38400bps,Modbus-RTU | |
| LAN port | Modbus TCP/IP,10M/100M Ethernet (customized model) | |||
| Rated Voltage | 3x57.7/100V,3x220/380V | Break-point transfer | 7 days data cache (1 sampling point /5min.) | |
| Digital Input | Wet contact,external power supply.220V,when <60V,open,when>140V closed,Max.Input 300V Or Dry contact:internal supply 24Vdc | Environment | Operation Temperature:-25℃～+70℃ Storage Temperature:-40℃～+85℃ Operation Humidity:5%～95% Non-condensing | |
| Relay output | Node capacity:250Vac/5A | EMC Standard | Electrostatic Discharge Immunity Test IEC61000-4-2:2001 RF Electromagnetic Field Immunity testing IEC61000-4-3:2002 | |
| Connection Mode | 3 Phase 4 Wire 3 Phase 3 Wire | Electrical fast transient immunity test Surge immunity test Injected Current Immunity Test Electromagnetic emission limit | IEC61000-4-4:2006 IEC61000-4-5:2005 IEC61000-4-6:2006 CISPR22:2006 | |
| Cable Temperature | 4 channels of NTC sensor, range:0-149℃ | |||
| Voltage sag and short-time interruption Immunity testing Passed | ||||
| Parameter | Measurement Range | Accuracy |
| Voltage | Phase Voltage:10V～400V Line Voltage:10V～690V | 0.2% |
| Primary Voltage | Max.1000kV | |
| Current | 5mA～6.5A | 0.2% |
| Primary Current | Max.100000A | —- |
| Frequency | 40～65Hz | 0.1% |
| Active Energy | 0~99999999.9 kWh | 0.5% |
| Reactive Energy | 0~99999999.9 kvarh | 2% |
| Active Power | Single Phase:0～±9999MW/Mvar Total:0～±9999MW/Mvar | 0.5% |
| Reactive Power | 1.0% | |
| Harmonic Ratio | 0%～100% | Class B |
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