PQMII-T20 by GE Multilin | Power Quality & Feeder Protection

GE Multilin PQMII-T20 Power Quality Meter – Product Description

The GE Multilin PQMII-T20 meter offers dependable power quality analysis and feeder protection for modern electrical distribution networks. Its design supports accurate three-phase measurement, and it helps engineers diagnose disturbances that can impact equipment performance. Moreover, the device provides advanced protection functions that support both industrial plants and utility substations requiring stable and predictable energy flow.

This model integrates real-time metering with disturbance recording, allowing users to review waveform captures during system anomalies. In addition, it supports flexible communication options, enabling seamless integration with SCADA systems, automation networks, and legacy infrastructures. Its configurable I/O structure offers multiple relay outputs and switch inputs, which help operators implement customized logic for alarms, load control, or feeder automation. Therefore, the PQMII-T20 becomes a versatile tool for facilities seeking improved reliability and actionable power insights.

Technicians appreciate its durable construction and optional conformal coating, which extends service life in corrosive or dusty environments. For instance, the meter performs well in harsh industrial conditions while maintaining consistent measurement accuracy and stable communication performance.

Technical Specifications

• Manufacturer: GE Multilin / GE Vernova Grid Solutions

• Model Number: PQMII-T20-C-A

• Product Type: Power quality meter and feeder protection relay

• Electrical Inputs: 100–480 VAC three-phase voltage, 1 A / 5 A CT inputs

• Frequency: 50/60 Hz

• Analog Input: One 4–20 mA channel

• Analog Outputs: Four isolated analog outputs

• Output Relays: Four programmable relays

• Switch Inputs: Four digital switch inputs

• Measured Parameters: Voltage, current, power, energy, PF, frequency, THD

• Protection: Over/under voltage, overcurrent, unbalance, load shedding control

• Communication: Modbus RTU, Modbus TCP/IP, Ethernet, DNP 3.0

• Event Recording: Waveform capture and sequence-of-events logging

• Power Supply: 20–60 VDC or 20–48 VAC, 20 VA

• Mounting: Panel or DIN-rail mount

• Ports: Two RS-485 rear ports, one RS-232 front port

• Environmental Protection: Optional conformal coating

• Weight: 5 lbs

• Category: Electrical Products

• Subcategory: Power Meter Panel

FAQ

Q: Can the PQMII-T20 operate in both industrial and utility environments?
Yes, its measurement accuracy and communication options support both industrial and utility-grade monitoring.

Q: Which communication protocols does this model support?
It supports Modbus RTU, Modbus TCP/IP, Ethernet networking, and DNP 3.0 for SCADA integration.

Q: Does it include disturbance recording capabilities?
Yes, the meter captures waveform data and logs detailed events for troubleshooting.

Q: Can the analog outputs be used for automated control?
Yes, the outputs can be assigned to setpoints for load shedding, alarms, or process control.

Q: Is conformal coating available for harsh environments?
Yes, an optional coated version improves reliability in corrosive or dusty installations.