GE PQMII Instruction Manual

Contents

1–16 PQMII POWER QUALITY METER – INSTRUCTION MANUALCHAPTER 1: OVERVIEW1.6.5 MeteringMEASURED VALUES ACCURACY (SPECIFIED FOR 0 TO 40°C)Voltage:...........................................................±0.2% of full-scaleCurrent:...........................................................±0.2% of full-scaleVoltage unbalance: ..................................±1% of full-scaleCurrent unbalance: ..................................±1% of full-scalekW:....................................................................±0.4% of full scalekvar: ................................................................±0.4% of full scalekVA: ..................................................................±0.4% of full scalekWh: ................................................................±0.4% of full scalekvarh: ..............................................................±0.4% of full scalekVAh: ...............................................................±0.4% of full scalePower factor: ...............................................±1% of full-scaleFrequency: ....................................................±0.02 HzkW demand:.................................................±0.4% of full-scalekvar demand:...............................................±0.4% of full-scalekVA demand:................................................±0.4% of full-scaleCurrent demand: .......................................±0.4% of full-scaleCurrent THD:.................................................±2.0% of full-scaleVoltage THD: ................................................±2.0% of full-scaleCrest factor:..................................................±0.4% of full-scaleMEASURED VALUES RANGEVoltage:...........................................................20 to 100% of VTCurrent:...........................................................1 to 150% of CTVoltage unbalance: ..................................0 to 100%Current unbalance: ..................................0 to 100%Real power:...................................................0 to ±999,999.99 kWReactive power: .........................................0 to ±999,999.99 kvarApparent power: .......................................0 to 999,999.99 kVAReal energy:..................................................2 32 kWhReactive energy: ........................................2 32 kvarhApparent energy: ......................................2 32 kVAhPower factor: ...............................................0.00 to ±1.00Frequency: ....................................................20.00 to 70.00 Hzkw demand:..................................................0 to ±999,999.99 kWkvar demand:...............................................0 to ±999,999.99 kvarkVA demand:................................................0 to 999,999.99 kVACurrent demand: .......................................0 to 7500 ATHD (current and voltage): ...................0.0 to 100.0%Crest factor:..................................................1 to 9.991.6.6 MonitoringUNDERVOLTAGE MONITORINGReq’d voltage: .............................................>20 V applied in all phasesPickup:.............................................................0.50 to 0.99 × VT in steps of 0.01Dropout: .........................................................103% of pickupTime delay: ...................................................0.5 to 600.0 s in steps of 0.5Phases:............................................................Any 1 / Any 2 / All 3 (programmable) have to be ≤pickup to operateAccuracy:.......................................................per voltage input