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Three-phase Meter
Three-phase Meter

Three-phase Meter

SOLARMAN smart meter is applied for energy management purpose, and it works to measure and controlelectricity consumption of PV plant, power system, communication station, intelligent building and etc,. ltfeatures in high reliability, high accuracy, compact size and easy to install, etc.

Three-phase Meter Feature

Three-phase Meter Feature
01
Data Transmission

LoRa technology (configurable) realizes low power consumption and long-distance data uploading

Equipped with Bluetooth as standard, supporting local network distribution


02
Easy to use

Open-type CT, easy to install and maintain


03
Compact Size

with a form of 2P


04
Accurate Measurement

Bi-directional metering of electricity consumption or generation data


05
Excellent Performance

Provides local API interface to enable efficient integration with HEMS

Support real-time uploading of data and fault information in milliseconds


06
Compliant with EN18031

Comply with EN18031 IoT network security standard


Three-phase Meter Parameters

MR3-D4-WRE
MR3-D4-WRE
MR3-D4-WE
Communication Parameters
Product ModelMR3-D4-WRE
Communication MethodWiFi 6, Ethernet, LoRa (Configurable)
WiFi StandardIEEE 802.11 b/g/n/ax
WiFi Frequency Range2.412 GHz-2.482 GHz (CH1~CH13)
WiFi Output Power11ax mode HE40:16dBm; 11ax mode HE20:17dBm
11n mode HT40:17dBm; 11n mode HT20:17dBm
11g mode:18dBm
11b mode:18dBm
WiFi Receiving Sensitivity11b,1 Mbps:98dBm; 11b,11 Mbps:90dBm
11g,6 Mbps:93dBm; 11g,54 Mbps:76dBm
11n,HT20 (MCS7):73dBm
11ax,HE20 (MCS9):70dBm; 11ax,HE40 (MCS9):67dBm
Ethernet1 channel 10/100 Mbps Adaptive
LoRa Operating Frequency863-870 MHz
LoRa Spreading Factor
BLE Wireless StandardBLE 5.3
BLE Frequency Range2400 ~ 2483.5MHz
BLE Transmit Power/Receiving Sensitivity
Antenna TypeLoRa external antenna (Configurable), WiFi external antenna



Electrical Characteristics
Product ModelMR3-D4-WRE
Wiring MethodSingle-phase 2-wire, 3-phase 4-wire
CTDefault 100A*3 Optional 400A*3
Rated Voltage230V/400V (±20%)
Imput Current10 (100)A
Rated Frequency50Hz/60Hz
Operating Power4W
Measurement AccuracyActive power level 1, reactive power level 2
Electrical Parameter Refresh Rate



Hardware Parameters
Product ModelMR3-D4-WRE
Communications InterfaceRS485*1 (ModbusRTU2400bps~115200bps)
MountingDIN Rail 35mm
Operating Temperature-20℃ ~ +50℃
Operating Humidity10~70% RH, no condensation
AltitudeBelow 2000 meters
Storage Temperature-20℃ ~ 60℃
Storage Humidity≤40% RH, no condensation
IP GradeIP20
Flame Retardant RatingUL 94 V0
CertificationsCE, REACH, RoHS



Software Parameters
Product ModelMR3-D4-WRE
Ethernet Access≤5 units
Number of Connected LoRa
Sub-devices (optional)
Default setting 1 unit (1~10 units optional)
Data Upload FrequencyDefault 5 minutes
User ConfigurationLocal/Remote configuration
Firmware UpgradeRemote upgrade



Communication Parameters
Product ModelMR3-D4-WR
Communication MethodWiFi 6, Ethernet, LoRa (Configurable)
WiFi StandardIEEE 802.11 b/g/n/ax
WiFi Frequency Range2.412 GHz-2.482 GHz (CH1~CH13)
WiFi Output Power11ax mode HE40:16dBm; 11ax mode HE20:17dBm
11n mode HT40:17dBm; 11n mode HT20:17dBm
11g mode:18dBm
11b mode:18dBm
WiFi Receiving Sensitivity11b,1 Mbps:98dBm; 11b,11 Mbps:90dBm
11g,6 Mbps:93dBm; 11g,54 Mbps:76dBm
11n,HT20 (MCS7):73dBm
11ax,HE20 (MCS9):70dBm; 11ax,HE40 (MCS9):67dBm
Ethernet1 channel 10/100 Mbps Adaptive
LoRa Operating Frequency863-870 MHz
LoRa Spreading Factor
BLE Wireless StandardBLE 5.3
BLE Frequency Range2400 ~ 2483.5MHz
BLE Transmit Power/Receiving Sensitivity
Antenna TypeLoRa external antenna (Configurable), WiFi external antenna




Electrical Characteristics
Product ModelMR3-D4-WR
Communication MethodWiFi 6, Ethernet, LoRa (Configurable)
WiFi StandardIEEE 802.11 b/g/n/ax
WiFi Frequency Range2.412 GHz-2.482 GHz (CH1~CH13)
WiFi Output Power11ax mode HE40:16dBm; 11ax mode HE20:17dBm
11n mode HT40:17dBm; 11n mode HT20:17dBm
11g mode:18dBm
11b mode:18dBm
WiFi Receiving Sensitivity11b,1 Mbps:98dBm; 11b,11 Mbps:90dBm
11g,6 Mbps:93dBm; 11g,54 Mbps:76dBm
11n,HT20 (MCS7):73dBm
11ax,HE20 (MCS9):70dBm; 11ax,HE40 (MCS9):67dBm
Ethernet1 channel 10/100 Mbps Adaptive
LoRa Operating Frequency863-870 MHz
LoRa Spreading Factor
BLE Wireless StandardBLE 5.3
BLE Frequency Range2400 ~ 2483.5MHz
BLE Transmit Power/Receiving Sensitivity
Antenna TypeLoRa external antenna (Configurable), WiFi external antenna




Hardware Parameters
Product ModelMR3-D4-WR
Communications InterfaceRS485*1 (ModbusRTU2400bps~115200bps)
MountingDIN Rail 35mm
Operating Temperature-20℃ ~ +50℃
Operating Humidity10~70% RH, no condensation
AltitudeBelow 2000 meters
Storage Temperature-20℃ ~ 60℃
Storage Humidity≤40% RH, no condensation
IP GradeIP20
Flame Retardant RatingUL 94 V0
CertificationsCE, REACH, RoHS




Software Parameters
Product ModelMR3-D4-WR
Ethernet Access≤5 units
Number of Connected LoRa
Sub-devices (optional)
Default setting 1 unit (1~10 units optional)
Data Upload FrequencyDefault 5 minutes
User ConfigurationLocal/Remote configuration
Firmware UpgradeRemote upgrade




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