Energy Metering

Milesight CT310-868M is a wireless LoRaWAN® current transformer designed for RMS current measurement up to 1000 A per measurement channel. The design with openable transformers enables non-invasive installation without disconnecting the conductor and simultaneous monitoring of up to three phases. The device offers ±1% accuracy, 1 mA resolution and sampling at up to 3,3 kHz.

Variant CT310-868M operates in the LoRaWAN® EU868 band, supports OTAA/ABP Class A and can be powered by energy induced directly from the monitored conductor or by 5 V via USB-C. It supports threshold and overrange alarms, optional cable temperature measurement using an NTC sensor and FUOTA updates. The CT310 transformer opening diameter is 51 mm.

Milesight CT305-868M is a smart three-phase LoRaWAN® current transformer designed for wireless RMS current measurement up to 500 A per measurement channel. The split-core design enables installation on existing conductors without disconnecting them, and one module can simultaneously monitor up to three phases or independent circuits. The device offers ±1% accuracy, 1 mA resolution and sampling at up to 3,3 kHz.

Variant CT305-868M operates in the LoRaWAN® EU868 band and supports OTAA/ABP Class A. It can be powered by energy induced directly from the monitored conductor or by 5 V via USB-C. It supports threshold and overrange alarms, an optional NTC cable temperature sensor and FUOTA updates. The CT305 transformer opening has a diameter of 36,5 mm.

Milesight CT303-868M is a smart three-channel LoRaWAN® current transformer designed for wireless RMS current measurement up to 300 A per measurement channel. The split-core design allows the transformers to be installed on existing conductors without disconnecting them, and one module can monitor up to three phases or independent circuits. The device offers ±1% accuracy, 1 mA resolution and sampling at up to 3,3 kHz.

Variant CT303-868M operates in the LoRaWAN® EU868 band and supports OTAA/ABP Class A. It can be powered by energy induced from the monitored conductor or by 5 V via USB-C, and the current version enables regular reporting from as low as 3 A at a 1-minute interval or 2,5 A at 10 minuteses. Threshold and overrange alarms, optional NTC cable temperature measurement and FUOTA updates are supported. The transformer opening has a diameter of Ø24,2 mm.

Milesight RCT-500 is a split-core current transformer of the split-core type designed for use with the Milesight CTH01 Smart Power Monitor Hub. It enables current measurement in the range 0–500 A with accuracy class 0.5, and the opening design allows the transformer to be installed around an existing conductor without cutting it.

RCT-500 has a conductor opening with a diameter of Ø36.6 mm and connects directly to one of the CTH01 measurement channels via RJ11. One RCT-500 monitors one conductor / current channel; in a three-phase installation, the appropriate number of transformers is used for the monitored phases.

Milesight RCT-300 is an opening current transformer split-core designed for non-invasive AC current measurement up to 300 A in combination with the Milesight CTH01. The split-core design allows the transformer to be installed directly on an existing conductor without cutting it, while the RJ11 connector enables quick connection to one of the CTH01 measurement channels.

RCT-300 has accuracy class 0.5, a measurement opening of approximately Ø24 mm and is designed for industrial installations and systems monitoring energy consumption, loads and electrical parameters. One product means 1 RCT-300 transformer.

Milesight RCT-1000 is a split-core current transformer Split-Core CT designed for use with the energy monitoring hub Milesight CTH01. The RCT-1000 variant enables current measurement in the range 0–1000 A, offers accuracy class 0.5 and has a measurement opening with a diameter of Ø51 mm.

The split-core design allows the transformer to be installed around an existing conductor without cutting it, while the RJ11 connection allows the sensor to be connected directly to one of the 12 CTH01 current channels. The transformer is designed for monitoring high loads, main supply circuits, distribution boards and industrial installations.

Milesight RCT-100 is a split-core current transformer of the split-core type designed for use with the CTH01 Smart Power Monitor Hub. It enables non-invasive current measurement in the range 0–100 A with accuracy class 0.5. The split core allows the transformer to be installed directly around an existing conductor without cutting or disconnecting it.

RCT-100 connects to one of the CTH01 current inputs via RJ11. The transformer has a conductor opening of Ø16 mm, operates at −40…+55°C, withstands an insulation voltage of 3 kV AC and uses material with flammability class UL94 V0.

Milesight CT105-868M is an intelligent LoRaWAN® current transformer designed for wireless RMS current measurement up to 500 A in a single conductor. The split-core design enables installation on an existing installation without disconnecting the conductor, while the 3,3 kHz sampling frequency allows rapid detection of load changes. Accuracy is ±1% for currents above 5 A and ±3% for values up to 5 A, with 1 mA resolution.

Variant CT105-868M operates in the LoRaWAN® EU868 band and supports OTAA/ABP Class A. The device can be powered by energy induced directly from the monitored conductor or by 5 V via USB-C. The current version reports data with self-powering from as low as 5 A at a 1-minute interval or 4,7 A at 10 minuteses, supports threshold and overrange alarms, an optional NTC temperature sensor and FUOTA updates.

Milesight CT103-868M is an intelligent LoRaWAN® current transformer designed for wireless RMS current measurement up to 250 A in a single conductor. The split-core design enables installation without disconnecting the monitored circuit, while 3,3 kHz sampling makes it possible to capture dynamic load changes. Accuracy is ±1% for currents above 5 A and ±3% for values up to 5 A, with 1 mA resolution.

Variant CT103-868M operates in the LoRaWAN® EU868 band and supports OTAA/ABP Class A. The device can be powered by energy induced from the monitored conductor or by 5 V via USB-C, and the current version enables regular reporting with self-powering starting from 3 A at a 1-minute interval or 2,8 A at 10 minuteses. The transformer opening has a diameter of 16 mm, and the device supports alarms, optional cable temperature measurement and FUOTA updates.

Milesight CT101-868M is an intelligent LoRaWAN® current transformer designed for wireless RMS current measurement up to 100 A in a single conductor. The split-core design enables installation without disconnecting the monitored circuit, while 3.3 kHz sampling makes it possible to detect short-term load changes. Accuracy is ±1% for currents above 5 A and ±3% for values up to 5 A, with 1 mA resolution.

Variant CT101-868M operates in the LoRaWAN® EU868 band and supports OTAA/ABP Class A. The device can be powered by energy induced from the monitored conductor or by 5 V via USB-C, and the current version enables regular self-powered reporting from as low as 1.5 A at a 1-minute interval or 1.4 A at 10 minuteses. The transformer opening has a diameter of 16 mm, and the device supports alarms, optional conductor-temperature measurement and FUOTA updates.

Phoenix Contact SCK-M-U-1500V 2903591 is a measurement module from the SOLARCHECK family designed for voltage monitoring in photovoltaic installations. The device has one voltage input and enables DC voltage measurement in the range 0–1500 V DC in CAT III and 0–1000 V DC in accordance with UL requirements.

The measured voltage is converted into a standard analog signal 2–10 V DC, which can be transmitted to a PV installation monitoring system. The module is powered by 24 V DC, features overvoltage protection, a max. transmission error of ±1% after additional calibration, and is designed for mounting on a 35 mm DIN rail.

Phoenix Contact SCK-C-MODBUS-10PCS 1084335 is a package of 10 SOLARCHECK communication modules designed to collect data from photovoltaic-installation measurement modules. Each communication module can support up to 8 SCK measurement modules and transmit collected values to the supervisory system via the RS-485 with Modbus RTU protocol.

The module is powered with 21,6–30 V DC and can simultaneously power the connected measurement modules. It supports Modbus RTU transmission at speeds up to 38,4 kbit/s over a distance up to 1200 m, has a digital input for monitoring remote signaling contacts of surge protection and a temperature monitoring function. The 22,5 mm-wide housing is intended for DIN-rail mounting.

Milesight RRC-RJ11 is a flexible Rogowski coil for AC current measurement up to 4000 A, designed for use with the Milesight CTH01 Smart Power Monitor Hub. The large measurement opening Ø150 mm enables installation around large conductors and busbars, while measurement accuracy is ±2%.

The coil connects directly to a CTH01 measurement channel via an RJ11connector. It operates from −40 to +55°C, has insulation of 3 kV AC and a construction made of materials meeting UL94 V0. RRC-RJ11 is designed for energy consumption and electrical parameter monitoring systems with high current values.

Phoenix Contact MM-EE-EEM-MA570-R-4DI/2DO 1726500 is a multifunction energy meter designed for measurement of electrical parameters in installations up to 600 V AC. The device performs True RMS measurement, analyzes harmonics up to the 63rd harmonic and works with external 1 A or 5 A current transformers with configurable primary current 1–9999 A. Active energy is measured in class 0,5 S according to IEC 62053-22.

Variant The MM-EE-EEM-MA570-R-4DI/2DO has RS-485 with Modbus RTU, RJ45 Ethernet with Modbus TCP, and 4 digital inputs and 2 digital outputs. It supports multi-tariff functions, operates at −25…+70°C and can be powered with 85–275 V AC or 120–380 V DC. The panel housing measures 96 × 96 × 73,5 mm.

Phoenix Contact MM-EE-EEM-MA570-R 1726496 is a multifunction energy meter designed for measurement of electrical parameters in installations up to 600 V AC. The device performs True RMS measurement, analyzes harmonics up to the 63rd harmonic and works with external 1 A or 5 A current transformers with configurable primary current 1–9999 A. Active energy is measured in class 0.5 S according to IEC 62053-22.

Variant MM-EE-EEM-MA570-R has two communication interfaces: RS-485 with Modbus RTU and RJ45 Ethernet with Modbus TCP. It supports multi-tariff functions, operates at temperatures from −25…+70°C and can be powered with 85–275 V AC or 120–380 V DC. The panel housing measures 96 × 96 × 73,5 mm.

Phoenix Contact MM-EE-EEM-MA550-4DI/2DO 1726498 is a multifunction network-parameter meter designed for energy and electrical-quantity measurement in installations up to 600 V AC. The device performs True RMS measurement, analyzes harmonics up to the 63rd harmonic and works with 1 A or 5 A current transformers with configurable primary current 1–9999 A. Active energy is measured in class 0.5 S according to IEC 62053-22.

Variant The MM-EE-EEM-MA550-4DI/2DO has an RS-485 interface with Modbus RTU, supports multi-tariff functions and offers 4 digital inputs and 2 digital outputs. The power-supply range is 85–275 V AC or 120–380 V DC, maximum power consumption is 3,5 W, and the meter is intended for panel mounting and operation at −25…+70°C.

Phoenix Contact MM-EE-EEM-MA550 1475401 is a multifunction network-parameter meter designed for monitoring energy and electrical parameters in installations up to 600 V AC. The device performs True RMS measurement, supports external 1 A or 5 A current transformers, enables primary-current configuration up to 9999 A and analyzes harmonics up to the 63rd harmonic.

The meter has a backlit LCD display and an RS-485 with Modbus RTU protocol with transmission at 2400–38 400 bit/s. Voltage measurement accuracy is 0,2%, active energy is measured in class 0.5 S according to IEC 62053-22, and reactive energy in class 2 according to IEC 62053-23. The device is panel-mounted, operates at temperatures of −25…+70°C and can be powered with 85–275 V AC or 120–380 V DC.

Phoenix Contact MM-EE-EEM-MA500 1484138 is a multifunction energy meter designed for measurement of electrical parameters in installations up to 600 V AC. The device works with external 1 A or 5 A current transformers, enables configuration of the primary current in the range 1–9999 A and provides active-energy measurement in class 1 according to IEC 62053-21 and reactive energy in class 2 according to IEC 62053-23.

Model The MM-EE-EEM-MA500 has a multi-line, two-color backlit LCD display and a pulse output enabling energy-consumption information to be transmitted to supervisory devices. The meter is powered with 85–275 V AC or 120–380 V DC, intended for 96 × 96 mm panel mounting and can operate at temperatures of −25…+70°C.

Phoenix Contact MM-EE-EEM-EM377 1684491 is a three-phase energy meter from the ESSENTIAL edition series, designed for direct measurement in networks up to 480 V AC and 100 A. The device does not require external current transformers, supports a frequency of 45–65 Hz and is MID certified. Active energy is measured in class B according to EN 50470-3 and class 1 according to IEC 62053-21.

The meter is equipped with a backlit LCD display and RJ45 Ethernet with Modbus TCP protocol and 100 Mb/s transmission. The measurement range is 100–276 V AC phase–N and 173–480 V AC phase–phase, while the maximum direct current is 100 A AC. The 72 mm-wide housing occupies 4 DIN modules and can operate at temperatures of −40…+70°C.

Phoenix Contact MM-EE-EEM-EM357 1744495 is a three-phase energy meter from the ESSENTIAL edition family, designed for direct measurement in networks up to 480 V AC and 100 A. The device does not require external current transformers, is MID certified, and active energy is measured in class B according to EN 50470-3 and class 1 according to IEC 62053-21.

The meter is equipped with a backlit LCD display, an RS-485 interface with Modbus RTU and 2 pulse outputs. The voltage range is 100–276 V AC phase–N and 173–480 V AC phase–phase, Modbus RTU transmission can operate at 2400–38 400 bit/s, and the device is intended for DIN-rail mounting and operation at temperatures of −40…+70°C.

Phoenix Contact EEM-XM377 1674501 is a bidirectional energy meter from the EMpro family, designed for direct current measurement up to 100 A AC in single- and three-phase networks. The device records imported and exported energy in four quadrants, is MID compliant and provides active-energy measurement in class C according to EN 50470-3 and class 0,5 according to IEC 62053-21.

Model EEM-XM377 is equipped with a backlit LCD display and RJ45 Ethernet with Modbus TCP protocol and 100 Mb/s transmission. The measurement voltage range is 100–277 V AC phase–N and 173–480 V AC phase–phase, while the meter is powered directly from the measurement circuit and can operate at temperatures of −40…+70°C.

Phoenix Contact EEM-XM357 1674511 is a three-phase, bidirectional energy meter from the EMpro family, designed for direct current measurement up to 100 A AC. The device records imported and exported energy in four quadrants, supports 4 tariffs and is MID compliant. Active energy is measured in class C according to EN 50470-3 and class 0.5 according to IEC 62053-21.

The meter is equipped with a backlit LCD display, RS-485 with Modbus RTU and 2 passive, optically isolated pulse outputs. The measurement voltage range is 100–277 V AC phase–N and 173–480 V AC phase–phase, Modbus RTU communication supports 2400–38 400 bit/s, and the device is powered directly from the measurement circuit and intended for DIN-rail mounting.

Phoenix Contact EEM-SB371-C 1158947 is a multifunction energy meter from the EMpro family, designed for measurement of electrical parameters in low-voltage installations up to 690 V AC. The device has no local display and uses direct inputs for Rogowski coils, enabling current measurement up to 400 A or 4000 A, True RMS measurement and harmonic analysis up to the 63rd harmonic.

Model The EEM-SB371-C has 10/100 Mb/s Ethernet with Modbus TCP, REST and MQTT for direct connection to Proficloud.io. Active energy is measured in class 1 according to IEC 62053-21, and reactive energy in class 2 according to IEC 62053-23. The power supply is 100–230 V AC ±20% or 150–250 V DC ±20%, and the device is intended for DIN-rail mounting.