Mrežni analizator

The END20LRS network analyzer stands out with its high measurement accuracy, an easy-to-read backlit LCD display, and an attractive price point considering the comprehensive range of measurement functions. It is a perfect tool for controlling and monitoring energy quality parameters and energy consumption across various industries, public utilities, and public service buildings.

Key features of the END20LRS:

• Designed to monitor electrical parameters and quality in three-phase or single-phase low and high voltage networks.
• Provides precise measurements for diverse electricity types and offers a wide range of display parameter configuration options.
• Direct connection capability or connection via current and voltage transformers.
• Utilizes Modbus protocol and pulse output for seamless data transfer to electricity meters.
• High accuracy class for reliable measurements.
• Equipped with one relay output for alarm signaling and one pulse output.
• Features a programmable output relay for enhanced functionality and customization.
• Offers W-WH-VA-VAR-VARH power measurement capabilities, providing detailed insights into power consumption.
• Includes a function to measure maximum consumption for each phase, facilitating load monitoring and analysis.
• Protection grade IP65 on the front panel for robust environmental protection.

The END25RSA and END25ETHA meters are designed for measuring crucial electrical parameters in 3-phase 4-wire, 3-phase 3-wire, and 1-phase 2-wire networks. They provide measurements of active, reactive, and apparent energy, power, and other essential parameters, making them versatile tools for power system analysis.

Key features:

• Measurement of 85 parameters, including THD and harmonics up to the 31st order for voltage and current, enabling in-depth power quality analysis.
• Fully configurable LCD screen with the ability to program 28 independent screens for customized data visualization.
• Two optional outputs for the END25RSA model, configurable as pulse output for energy measurement, limit output, and a timer function.
• The END25ETHA features an RTC (real-time clock) for accurate time stamping of measurements.
• The END25ETHA incorporates an 8MB Flash memory for comprehensive measurement archiving, facilitating historical data analysis.
• Data logging capabilities in the END25ETHA, including event logging, time-based logging, and load profile logging.
• LCD display with backlight for clear visibility in various lighting conditions.
• Remote access to measured parameters via RS-485 (Modbus RTU) or Ethernet interface (Modbus TCP/IP), enabling convenient remote monitoring.
• All devices can be configured and monitored using free econ software on a PC.

The ENA3 and ENA3D network analyzers are three-phase analyzers designed for measuring electrical parameters of diverse loads in industrial settings. These instruments measure voltage, current, power factor (cos φ), power (W, VAr, VA), single and total harmonic distortion V-I, work hours, and ambient temperature, providing comprehensive insights into power system performance.

Key features:

• Two versions available: ENA3 for door mounting and ENA3D for DIN-rail mounting, offering flexibility in installation options.
• Integrated display shows parameters for each phase separately, enabling detailed analysis of individual phases.
• Three independent programmable contact-free output relays, allowing for customized alarm configurations and system integration.
• Programmable alarms for under/overvoltage, overcurrent, frequency, low power factor (cos φ), and total harmonic distortion (THD), enhancing system safety and reliability.
• Measures power factor cos φ for both inductive and capacitive loads (four quadrants), providing comprehensive power factor analysis.
• Measures three-phase voltage and current for detailed power system monitoring.
• Provides power measurements for W, WH, VA, VAR, and VARH, offering insights into various power components.
• Measures single and total harmonic distortion (THDs) for voltage and current, allowing for the identification and mitigation of power quality issues.
• Records working hours for tracking system usage and maintenance scheduling.
• Measures ambient temperature for environmental monitoring and potential impact analysis.
• Serial interface: TTL with RJ11 connector for communication.
• Supports both Proprietary and MODBUS RTU protocols for flexible system integration.

The ENA33LCD network analyzer is designed for precise monitoring of essential electrical parameters in three-phase or single-phase networks. It accurately measures continuous voltage and current in compliance with the EN 61000-4-30 standard, making it suitable for demanding applications requiring high measurement accuracy.

Key features:

• Capable of monitoring TN, TT, and IT (virtual N) 3-phase networks, ensuring compatibility with various grounding systems.
• Features three voltage and three current inputs for comprehensive power system monitoring.
• Calculates the current of the neutral wire, providing insights into neutral current flow and potential imbalances.
• High continual sampling frequency of 6.4 kHz allows for the capture of fast transients and accurate power quality analysis.
• Measures THD U and THD I, providing insight into voltage and current harmonic distortion levels.
• Measures odd harmonics of voltage and current up to the 19th order for L1, L2, and L3, enabling detailed harmonic analysis.
• Calculates power factor (L1) and cosφ (L1, L2, L3) for power factor assessment.
• Measures P+/-, Q+/-, and S (L1, L2, L3, ∑) for comprehensive power analysis.
• Measures E active +/- , E reactive L +/- , and E reactive C +/- , offering insights into various energy components.
• Conforms to the EN 61000-4-30 standard for reliable and accurate power quality measurements.
• Measures phase-phase voltage from 0 to 520 VAC, covering a wide range of voltage levels.
• Memory for storing maximum and minimum average values, facilitating trend analysis and event identification.
• Memory for recording the last 20 supply voltage interruptions, aiding in power quality analysis and event documentation.
• Real-time clock with supercap backup for accurate time stamping of measurements.
• RS485 communication interface with Modbus RTU protocol for seamless system integration and remote monitoring.