General Electric | PQMII-C-A | Power Quality Meter
Overview
The General Electric PQMII-C-A Power Quality Meter offers comprehensive measurement capabilities for electrical parameters. It provides precise real-time monitoring and supports a wide range of inputs and outputs, ideal for industrial environments.
Input/Output Specifications
Current Inputs
- Conversion: True RMS, 64 samples/cycle
- CT Input: 1 A and 5 A secondary
- Burden: 0.2 VA
- Overload: 20 × CT for 1 sec; 100 × CT for 0.2 sec
- Range: 1 to 150% of CT primary
- Frequency: Up to 32nd harmonic
- Accuracy: ±0.2% of full scale at <1.20 x CT
Voltage Inputs
- Conversion: True RMS, 64 samples/cycle
- VT Ratio: 1:1 to 3500:1
- Input Range: 40 to 600 V AC
- Accuracy: ±0.2% of full scale
- Frequency: Up to 32nd harmonic
Switch Inputs
- Type: Dry contacts
- Resistance: 1000 Ω max ON resistance
- Output: 24 V DC at 2 mA (pulsed)
- Duration: Minimum 100 ms
Analog Outputs
- 0–1 mA: Max load: 2400 Ω, accuracy ±1%
- 4–20 mA: Max load: 600 Ω, accuracy ±1%
Pulse Outputs
- Parameters: kWh, kVAh, kvarh, etc.
- Pulse Width: 100 to 2000 ms
- Accuracy: ±10 ms
Pulse Inputs
- Max Inputs: 4
- Min Pulse Width: 150 ms
Trace Memory Trigger
- Input: 2 data cycles (current, voltage)
- Time Delay: 0 to 30 cycles
-
Trigger Level Pickup Accuracy:
- Overcurrent: ±2%
- Overvoltage: ±2%
- Undervoltage: ±3%
Sampling Modes
- Metered Values: 64 samples per cycle, all inputs
- Trace Memory: 16 samples per cycle, continuous
- Harmonic Spectrum: 256 samples per cycle, 1 input at a time
- Voltage Disturbance Recorder: 8 samples per half-cycle, 0.5 to 1 minute duration
Output Relays
- Make/Carry: 5 A continuous, 30 A for 0.1 sec
- Break: 5 A at 30 V DC, 0.5 A at 125 V DC
Measured Values Accuracy
- Voltage: ±0.2% of full scale
- Current: ±0.2% of full scale
- Real Power (kW): ±0.4%
- Reactive Power (kvar): ±0.4%
- Power Factor: ±1%
- Frequency: ±0.02 Hz
Measured Values Range
- Voltage: 20 to 100% of VT
- Current: 1 to 150% of CT
- kW/kVA: 0 to ±999,999.99
- kWh/kVAh: 232 kWh, 232 kVAh
General Electric | PQMII-C-A | Power Quality Meter
General Electric | PQMII-C-A | Power Quality Meter
Overview
The General Electric PQMII-C-A Power Quality Meter offers comprehensive measurement capabilities for electrical parameters. It provides precise real-time monitoring and supports a wide range of inputs and outputs, ideal for industrial environments.
Input/Output Specifications
Current Inputs
- Conversion: True RMS, 64 samples/cycle
- CT Input: 1 A and 5 A secondary
- Burden: 0.2 VA
- Overload: 20 × CT for 1 sec; 100 × CT for 0.2 sec
- Range: 1 to 150% of CT primary
- Frequency: Up to 32nd harmonic
- Accuracy: ±0.2% of full scale at <1.20 x CT
Voltage Inputs
- Conversion: True RMS, 64 samples/cycle
- VT Ratio: 1:1 to 3500:1
- Input Range: 40 to 600 V AC
- Accuracy: ±0.2% of full scale
- Frequency: Up to 32nd harmonic
Switch Inputs
- Type: Dry contacts
- Resistance: 1000 Ω max ON resistance
- Output: 24 V DC at 2 mA (pulsed)
- Duration: Minimum 100 ms
Analog Outputs
- 0–1 mA: Max load: 2400 Ω, accuracy ±1%
- 4–20 mA: Max load: 600 Ω, accuracy ±1%
Pulse Outputs
- Parameters: kWh, kVAh, kvarh, etc.
- Pulse Width: 100 to 2000 ms
- Accuracy: ±10 ms
Pulse Inputs
- Max Inputs: 4
- Min Pulse Width: 150 ms
Trace Memory Trigger
- Input: 2 data cycles (current, voltage)
- Time Delay: 0 to 30 cycles
-
Trigger Level Pickup Accuracy:
- Overcurrent: ±2%
- Overvoltage: ±2%
- Undervoltage: ±3%
Sampling Modes
- Metered Values: 64 samples per cycle, all inputs
- Trace Memory: 16 samples per cycle, continuous
- Harmonic Spectrum: 256 samples per cycle, 1 input at a time
- Voltage Disturbance Recorder: 8 samples per half-cycle, 0.5 to 1 minute duration
Output Relays
- Make/Carry: 5 A continuous, 30 A for 0.1 sec
- Break: 5 A at 30 V DC, 0.5 A at 125 V DC
Measured Values Accuracy
- Voltage: ±0.2% of full scale
- Current: ±0.2% of full scale
- Real Power (kW): ±0.4%
- Reactive Power (kvar): ±0.4%
- Power Factor: ±1%
- Frequency: ±0.02 Hz
Measured Values Range
- Voltage: 20 to 100% of VT
- Current: 1 to 150% of CT
- kW/kVA: 0 to ±999,999.99
- kWh/kVAh: 232 kWh, 232 kVAh