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Description
PQMII-T20-C-A power quality analyzer
Product Description
The PQMI-T20-C-A, A power quality analyzer manufactured by GE Grid Solutions, is an advanced power monitoring and diagnostic device for commercial, industrial and utility power systems. Here are some of the key features and functions of the product:
Measurement and monitoring functions: The PQMII-T20-C-A can measure current and voltage (including phase and line voltage), voltage and current imbalance, true power, reactive power, apparent power, power factor, frequency, energy (Wh and VARh), demand (W, VAR, VA), etc.
Advanced Analysis tool: It has harmonic analysis capabilities up to 63 harmonics, providing total harmonic distortion (THD) and total harmonic interference (TIF) data.
Event Recorder: Capable of recording up to 150 events, including Voltage Disturbance Recorder (VDR), which can record up to 500 voltage drop (sags) and voltage peak (swells) events.
Data logging function: has a data logger capable of recording up to 98,000 events.
Communication interface: Multiple communication options are available, including a front RS232 serial port, two rear RS485 serial ports (supporting Modbus and DNP 3.0 protocols), and Ethernet connectivity through MultiNet.
Protection and Control functions: The PQMII-T20-C-A offers a variety of protection and control functions, including over/under current or voltage protection, unbalance protection, demand-based load reduction, power factor control and capacitor bank switching.
Easy integration: Compatible with GE MultiNet serial to Ethernet converters, supports setup and monitoring of EnerVista™ software basics
Product parameter
User interface: Features an easy-to-use keyboard and large illuminated display with a 40-character display capability.
Upgrade capability: Support firmware upgrades to meet future needs.
Applications: Suitable for power quality monitoring of medium and low voltage systems, including distribution feeders, transformers, generators, capacitor banks and motor metering and asset monitoring.
Special Features: The PQMII-T20-C-A also has a Voltage Disturbance Recorder (VDR) function, which can monitor voltage drops and voltage spikes and record related events.
Dimensions and weight: The module measures 220mm x 110mm x 45mm and weighs 1.5kg.
Measurement range and accuracy: voltage measurement range is 100V to 600V, current measurement range is 1A to 1000A, power measurement range is 1kW to 1MW, measurement accuracy is 0.5.
The PQMI-T20-C-A is A full-featured, easy to integrate and operate power quality monitoring device for a variety of applications requiring continuous monitoring of three-phase systems.
Application field
The measurement accuracy of PQMI-T20-C-A power quality analyzer is mainly due to its high-precision components and advanced measurement technology. The device provides accurate three-phase power measurements, including current, voltage, true power, reactive power, apparent power, power factor and frequency. According to the product specifications, the PQMI-T20-C-A has A measurement accuracy class of 0.5, which ensures the accuracy and reliability of its measurement results.
The device also has a variety of functions, such as harmonic analysis, event logger, waveform capture, and data logger, which further enhance its accuracy and reliability in power quality monitoring. For example, it is able to perform harmonic analysis up to 63 times, providing THD and TIF data to help users identify harmonic problems in power systems.
In addition, the PQMI-T20-C-A device supports A variety of communication interfaces, such as RS232, RS485 and Ethernet, which makes it easy to integrate with DCS or SCADA systems for remote monitoring and data logging, further improving measurement and diagnostic accuracy.
Notably, the PQMII-T20-C-A also has a Voltage Disturbance Recorder (VDR) capability to monitor and record voltage drops (sags) and voltage spikes (swells) with a capacity of up to 500 events, providing strong support for the analysis of voltage-related problems.
All in all, the PQMI-T20-C-A power quality analyzer’s high-precision measurement capabilities, combined with its rich functionality and flexible communication options, make it A very reliable and effective tool for monitoring and diagnosing power systems.
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