Iskra MC 774 Quality Analyzer - Class A2

Power quality analyzer is intended for detection of local power quality deviations. For this purpose it is normally positioned at the point-of-common-coupling of small and medium industrial and commercial energy consumers to:

• Monitor quality of delivered electric energy or at medium or low voltage feeders
• Detect and record possible disturbances caused by (unauthorized) operation of consumers.

Free software tool Miqen included. Miqen is a user –friendly toll for complete monitoring of the measuring instruments.

• High accuracy - Class A - measurements (certified by Power Standards Lab)
• EN 50160 voltage quality evaluation with automatic report generation
• Web-based 3-tier centralised distributed instrument data monitoring software MiSMART
• Measurements of instantaneous values of more than 140 quantities including harmonics, flicker, power line signalling voltage, unbalance...
• Voltage and current auto range measurements up to 1000 V RMS, 12.5 A
• 4 voltage and 4 current channels with 32 micros sampling time

• Serial, Ethernet and USB communication
• MODBUS and DNP3 communication protocols
• Support for GPS, IRIG-B and NTP real time clock synchronisation
• Up to 20 I/0 modules (analogue in/out, pulse in/out, digital in/out, alarm/watchdog, tariff in)
• Multilingual support User-friendly setting and evaluation software, MiQen

Power Monitoring Device MC 7x4

Meters from MC7x4 series are designed for environments where beside measurement of three-phase electrical power network additional analogue or digital measurements/controls must be made without additional hardware (PLC, OPLC). Meters are housed in enclosure 144 mm x 144 mm.

• Evaluation of the electricity supply quality in compliance with SIST EN 50160
• Measurements of instantaneous values of more than 140 quantities (U, I, P, Q, S, PF, PA, f, φ, THD, MD, energy, energy cost by tariffs, etc.)
• Accuracy class 0.5 (optional 0.2)
• Recording up to 32 measurands and 32 alarms in the internal memory
• RS 232/RS 485 communication up to 115,200 bit/s or Ethernet communication
• MODBUS and DNP3 communication protocol
• Up to 4 inputs or outputs (analogue outputs, pulse outputs, alarm outputs, tariff inputs)

• Additional I/O modules with up to 16 digital inputs or outputs, or up to 8 analogue inputs or outputs
• Additional communication port (COM2) Universal power supply
• Graphical LCD; 128 x 64 dots with illumination
• Automatic range of nominal current and voltage (max. 12.5 A and 750 V)
• Adjustable tariff clock, display of electric energy consumption in optional currency
• Multilingual support
• User-friendly PC MiQen software

Power Monitoring Device MC 7x0

This power monitoring devices are intended for measuring, analysing and monitoring single-phase or three-phase electrical power network in electricity distribution and energy production companies, utilities, dwellings, industry, business buildings, designers of small power stations, etc.

This meter:

• measures RMS value according to the principle of fast sampling of voltage and current signals.
• has a built-in microprocessor which calculates measurands (voltage, current, frequency, energy, power, power factor, THD phase angles, etc.) from the measured signals

Free software tool Miqen included. Miqen is a user –friendly toll for complete monitoring of the measuring instruments.

• Evaluation of the electricity supply quality in compliance with SIST EN 50160
• Measurements of instantaneous values of more than 140 quantities (U, I, P, Q, S, PF, PA, f, φ, THD, MD, energy, energy cost by tariffs, etc.)
• Accuracy class 0.5 (optional 0.2)
• Recording up to 32 measurands and 32 alarms in the internal memory (8 MB flash)
• RS 232/RS 485 communication up to 115,200 bit/s or Ethernet/USB communication
• MODBUS and DNP3 communication protocol

• Up to 4 inputs or outputs (analogue outputs, analogue inputs, pulse outputs, alarm outputs, tariff inputs, digital inputs)
• Universal or AC power supply
• Automatic range of nominal current and voltage (max. 12.5 A and 750 V)
• Adjustable tariff clock, display of electric energy consumption in optional currency
• Multilingual support
• User-friendly PC MiQen software

Power Monitoring Device MC 3x0

Power monitoring devices are intended for measuring, analysing and monitoring of single-phase or three-phase electrical power network of electricity distribution and energy production companies, utilities, dwellings, industry, business buildings, designers of small power stations, etc.

The meter records TRMS value according to the principle of fast sampling of voltage and current signals. A built-in microprocessor calculates measurands (voltage, current, frequency, energy, power, power factor, phase angles, etc.) from the measured signals.

Free software tool Miqen included. Miqen is a user –friendly toll for complete monitoring of the measuring instruments.

• Measurements of instantaneous values for more than 60 quantities (U, I, P, Q, S, PF, PA, f, φ, THD, MD …) - MC 350, MC 330
• 8 MB flash memory for recorder - MC 350
• 4 Energy counters
• Accuracy class U, I, P 0.5, active energy Class 1 (optional 0.5s)
• Frequency range from 16 Hz to 400 Hz
• Up to 2 tariff inputs (option)
• Up to 2 pulse or relay outputs (option)
• AC or Universal (option) power supply

• Graphical LCD; 128 x 64 dots with illumination
• Automatic range of nominal current (max. 12.5A) and voltage (option)
• User-adjustable display of measurements
• Multilingual support (13 languages)
• USB communication or RS485/232 communication up to 115,200 bit/s (option)
• Isolated communication RS485 or RS232 up to 115,200 bit/s or USB 2.0  - MC 350
• MODBUS communication protocol supported
• User-friendly PC MiQen software

Measuring Transducers MT/UMT 51x

Measuring transducers MT 51x are intended for measuring and monitoring single-phase electrical power network. Voltage inputs and current inputs are electrically isolated from the system by means of high resistive input chain and current transformer respectively. It measures true RMS values by means of fast sampling of voltage and current signals, which makes instruments suitable for acquisition of transient events. A built-in microcontroller calculates measurands (voltage, current, frequency, energy, power, power factor, power angles, THD U, THD I, MD) from the measured signals.

• Measurements of instantaneous values of all single phase values; U, I, P, Q, S, f, φ, energy, THD U, THD I, MD
• Power accuracy class 0.2
• 16 adjustable alarms Wide frequency range from 16 Hz to 400 Hz
• RS 232/RS 485 communication up to 115,200 bit/s or USB communication or Ethernet and USB communication simultaneously
• MODBUS communication protocol

• Up to 2 inputs or outputs (analogue outputs, digital inputs, alarm (digital) outputs, pulse outputs)
• Universal power supply (two voltage ranges)
• Automatic range of nominal current and voltage (max. 12.5 A and 600 VL-N)
• Housing for DIN rail mounting
• User-friendly PC MiQen software

Measuring Transducers MT 4xx

Measuring transducers MT 4xx are intended for measuring and monitoring single phase or three-phase electrical power network. It has power accuracy class 0,5, according to the standard EN 60 688 and is intended for electricity distribution and energy production companies, utilities, dwellings, industry, designers of small power stations, panel builders, etc. It has also a certificate for marine application.

Free software tool Miqen included. Miqen is a user –friendly toll for complete monitoring of the measuring instruments.

• Measurements of instantaneous values of more than 50 quantities (V, A, kW, kVA, kvar, kWh, kvarh, PF, Hz, MD thermal, THD, etc)
• Power accuracy class 0.5
• 16 adjustable alarms
• Input frequency: 50/60 Hz, 400 Hz
• Serial communication (RS232 or RS485 up to 115,200 bit/s) and USB 2.0
• MODBUS RTU communication protocol

• Up to 4 I/O (analogue outputs, alarm outputs, pulse outputs, general purpose relay output, general purpose solid-state output)
• Single wide auxiliary power supply range 24 –300 V DC, 40 – 276 V AC
• Automatic range of current and voltage (max. 12.5 A and 600 VL-N)
• Housing for DIN rail mounting
• User-friendly setting software, MiQen

RD 500 - Remote Display

Remote display is very useful for a quick look-up to all measured parameters or to set up the (U)MT5xx measuring transducers without the PC. Navigation keys and graphical LCD display enable remote application and remote display settings. By choosing different RD500 target communication addresses is possible to track measurements and change settings for up to 32 (U)MT5x0 measuring transducers.

• Remote application for measuring transducers (U)MT560, (U)MT550, (U) MT540
• Network connection for up to 32 transducers
• RS485 communication

• Universal power supply 48-276V AC, 20-300V DC
• Graphical LCD 128 x 64 dots
• Multilingual support

Supervision Relay SR100

SR100 Supervision Relay is a intended to monitor and protect electrical equipment against common faults on Single-Phase or Three-Phase electrical power networks. SR100 is monitoring all important parameters of the electrical network in both directions (generator to consumer and vice versa) and detects potential faults on the electrical equipment and informs the user about them. For real-time communication CAN/ CANOpen interface is build inside SR100 which transfers potential faults to the user system (SCADA, …) with milliseconds response resolution. SR100 is intended to protect the consumers on the electrical network against unattended faults which could occur (Undervoltage, Overvoltage, Underfrequency, Overfrequency, Asymmetry by Voltage, Asymetry by Phase, Imbalance, Load Overrun, Load Underrun, Phase Shift/ROCOF).

• Measurements of instantaneous values of more than 50 quantities (V, A, kW, kVA, kvar, kWh, kvarh, PF, Hz, THD, etc)
• Measurements of all required values based only on fundamental wave according to IEC 61400-21 Annex C
• Power accuracy class 0.5
• 10 supervision functions based on monitoring conditions (alarms)

• under/over voltage,
• under/over frequency,
• asymmetry – voltage/phase imbalance,
• load overrun/underrun,
• LoM – phase shift (dPhi/dt) & ROCOF (df/dt)

• Input frequency: 50/60 Hz
• Serial communication (RS232 or RS485 up to 115.200 bit/s), CAN up to 1 Mbit/s and USB 2.0)
• MODBUS RTU and CANopen communication protocols
• Up to 4 configurable relay outputs (normal, inverse, latched, pulsed
• Single wide auxiliary power supply range 20 – 300 Vdc, 48 – 276 Vac
• Automatic range of current and voltage (max. 12.5 A and 600 VL-N)
• Housing for DIN rail mounting
• Two-level password for temper-safe operation
• User-friendly setting software, MiQen

Energy Meter WM3x6

Energy meters WM3x6 and WM3M6 (MID certified*) are intended for energy measurements in three-phase electrical power network and can be used in residential, industrial and utility applications.

Meter measures energy directly in 4-wire networks according to the principle of fast sampling of voltage and current signals. A built-in microprocessor measures active / reactive / apparent power and energy, current, voltage, frequency, power factor, power angle and frequency for each phase and total sum.

The microprocessor also controls LCD, LED, IR communication and optional extensions.

Energy Meters for DIN Rail Mounting

Energy meter for rail mounting are intended for measuring energy usage in industrial environments. Family of energy meters WS x10x is approved by PTB according to MID directive. Accuracy of the meters is class 1, according to the standard EN 62053-21 for active energy meters.

They :   •  can provide information about energy consumption in production plants

• are microprocessor controlled
• can communicate with PC
• can have tariff inputs

This three phase active energy meters measure positive active energy directly in 4-wire networks.

Communication Gateway iHUB-L1

The iHUB-L1 communication gateway is intended to connect various equipment into communication network via Wi-Fi communication. The gateway has build-in two optical (IR) communication ports and the RS485 serial communication with the MODBUS protocol. RS485 communication enables data transmission and thus connection of communication gateway into the RS485 network and communication with various equipment, which is equipped with RS485 communication (e.g. energy meters, bi-stable switches, power monitoring devices, etc.), via TCP MODBUS.

The iHUB-L1-IO is also equipped with pulse input and temperature sensor (Pt1000) input.