Description Specifications The next-generation DIN-rail mountable 3-phase energy meter Shelly Pro 3EM is a three-phase energy meter that can be installed on a DIN rail. With advanced gen2 firmware flexibility and LAN connectivity, it offers professional integrators additional options for end-client solutions. The Shelly Pro 3EM provides real-time reporting of accumulated energy, as well as current voltage, current, and power factor per phase. - Can measure up to 120A per phase and neutral- Quadrant measurement with multiple connection types- Class B accuracy for active energy (compliance with standard IEC 62053-21 based on manufacturer testing)- Photovoltaic ready- Phase sequence error detection (optional)- Energy consumption optical pulse indicator- Measurement accuracy up to 1%- Stores data in non-volatile memory that can be downloaded at 1-minute intervals for up to 60 days- Package includes 3 pieces of 120A current transformers Size (HxWxL): 94x19x69 ±0.5 mm / 3.70x0.75x2.71 ±0.02 inchesWeight: 62 ±1 g / 2.19 ±0.05 ouncesMounting: DIN railScrew terminal torque: 0.4 Nm / 4.43 lbinConductor cross section: 0.5 to 2.5 mm² / 20 to 14 AWG (solid, stranded, and ferruled)Conductor stripping length: 6–7 mm / 0.24–0.28 inchesEnclosure material: PlasticColor: WhiteENVIRONMENTALAmbient temperature: -20 °C to 40 °C / -5 °F to 105 °FHumidity: 30% to 70% RHMax altitude: 2000 m / 6562 ftELECTRICALSupply Voltage AC: 110 - 240 V, 50/60 HzSupply Voltage DC: N/APower consumption: SENSORS, METERSTemperature sensor: YesVoltmeters (RMS for each phase): 100 - 260 VVoltmeter accuracy: ±1 %Rated Voltage AC: 110-240VMax Current per Phase: 120AOperating temperature: -20°C to 40°CRadio signal power: 1mWWireless/WiFi Protocol: 802.11 b/g/nRadiofrequency: 2400 - 2484 MHzFlash: 16MBMounting: DIN railBluetooth: 4.2Bluetooth range: Up to 30 m indoors and 50 m outdoorsLAN/Ethernet: YesPower measurement: Active and apparent power, voltage, current, power factorOvercurrent protection: YesVoltage protection: YesPower protection: Yes
