GE PQM-11-T20-C-A Power Quality Meter
Technical Specification Document
1. Basic Device Information
Model Number: PQM-11-T20-C-A
Manufacturer: General Electric (GE)
Device Type: Power Quality Monitoring Device
Application: Electrical distribution systems, industrial power monitoring
2. Core Technical Parameters
Input Voltage Range: 120/240V AC, 3-phase/1-phase configurable
Current Rating: 5A AC (CT connected), 20A direct input (T20 variant)
Measurement Accuracy: ±0.5% for voltage/current, ±1% for power parameters
Communication Interface: RS-485 (Modbus RTU), Ethernet (optional)
Operating Temperature: -20°C to +60°C
3. Key Features
• Real-time monitoring of voltage, current, frequency, power factor, active/reactive/apparent power
• Capture and record power quality events (sags, swells, transients, harmonics up to 50th order)
• Data logging with configurable sampling rate (1s to 60min)
• Alarm outputs for user-defined threshold violations
• Compliance with IEEE 1159 and IEC 61000 power quality standards
4. Installation & Maintenance
Mounting: DIN rail mounting (standard) or panel mount
Calibration Interval: Recommended every 24 months
Power Supply: 85-265V AC/DC wide range input
Warranty: 2 years from the date of shipment
