GE Power Quality Meter Series, Instruction Manual

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1-12 PQM Power Quality Meter GE Power Management
1.3 SPECIFICATIONS 1 OVERVIEW
1
MEASURED VALUES
UNDERVOLTAGE MONITORING
REQ’D VOLTAGE:
>
20 V applied in all phases
PICKUP: 0.50 to 0.99 in steps of 0.01
×
VT
DROPOUT: 103% of pickup
TIME DELAY: 0.5 to 600.0 in steps of 0.5 sec.
PHASES: Any 1 / Any 2 / All 3 (programmable)
have to be
≤
pickup to operate
ACCURACY: Per voltage input
TIMING ACCURACY: –0 / +1 sec.
OVERVOLTAGE MONITORING
PICKUP: 1.01 to 1.25 in steps of 0.01
×
VT
DROPOUT: 97% of pickup
TIME DELAY: 0.5 to 600.0 in steps of 0.5 sec.
PHASES: Any 1 / Any 2 / All 3 (programmable)
must be
≥
pickup to operate
ACCURACY: Per voltage input
TIMING ACCURACY: –0 / +1 sec.
UNDERFREQUENCY MONITORING
REQ’D VOLTAGE:
>
30 V applied in phase A
PICKUP: 20.00 to 70.00 in steps of 0.01 Hz
DROPOUT: 0.03 Hz
TIME DELAY: 0.1 to 10.0 in steps of 0.1 sec.
ACCURACY: 0.02 Hz
TIMING ACCURACY: ±3 cycles
OVERFREQUENCY MONITORING
REQ’D VOLTAGE:
>
30 V applied in phase A
PICKUP: 20.00 to 70.00 in steps of 0.01 Hz
DROPOUT: Pickup – 0.03 Hz
TIME DELAY: 0.0 to 10.0 in steps of 0.1 sec.
ACCURACY: 0.02 Hz
TIMING ACCURACY: ±3 cycles
POWER FACTOR MONITORING
REQ’D VOLTAGE:
>
20 V applied in phase A
PICKUP: 0.50 lag to 0.50 lead step 0.01
DROPOUT: 0.50 lag to 0.50 lead step 0.01
TIME DELAY: 0.5 to 600.0 in steps of 0.5 sec.
TIMING ACCURACY: –0 / +1 sec.
DEMAND MONITORING
MEASURED VALUES:Phase A/B/C/N Current (A)
3
φ
Real Power (kW)
3
φ
Reactive Power (kvar)
3
φ
Apparent Power (kVA)
MEASUREMENT TYPE:
Thermal Exponential 90% response time
(programmable): 5 to 60 min. step 1
Block interval: (programmable): 5 to 60 min. step 1
Rolling Demand
time interval: (programmable): 5 to 60 min. step 1
PICKUP: A: 10 to 7500 in steps of 1000
kW: 0.1 to 6500.0 in steps of 0.1
kvar: 0.1 to 6500.0 in steps of 0.1
kVA: 0.1 to 6500.0 in steps of 0.1
PULSE OUTPUT
PARAMETERS: +kWh, –kWh, +kvarh, –kvarh, kVAh
INTERVAL: 1 to 65000 in steps of 1
PULSE WIDTH: 100 to 2000 ms in steps of 10 ms
MIN. PULSE INTERVAL: 500 ms
ACCURACY:
±
10 ms
PULSE INPUT
MAX INPUTS: 4
MIN PULSE WIDTH: 150 ms
MIN OFF TIME: 200 ms
PARAMETER ACCURACY
(% of full scale) RANGE
VOLTAGE ±0.2% 20% to 100% of VT
CURRENT ±0.2% 1% to 150% of CT
V UNBALANCE ±1% 0 to 100%
I UNBALANCE ±1% 0 to 100%
kW see Accuracy Details 0 to ±999,999.99 kW
kvar see Accuracy Details 0 to ±999,999.99 kvar
kVA see Accuracy Details 0 to 999,999.99 kVA
kWh see Accuracy Details 2
32
kWh
kvarh see Accuracy Details 2
32
kvarh
kVAh see Accuracy Details 2
32
kVAh
PF ±1.0% ±0.00 to 1.00
FREQUENCY ±0.02Hz 20.00 to 70.00 Hz
kW DEMAND ±0.4% 0 to ±999 999.99 kW
kvar DEMAND ±0.4% 0 to ±999 999.99 kvar
kVA DEMAND ±0.4% 0 to 999 999.99 kVA
AMP DEMAND ±0.2% 0 to 7500 A
AMPS THD ±2.0% 0.0 to 100.0%
VOLTS THD ±2.0% 0.0 to 100.0%
CREST FACTOR ±0.4% 1 to 9.99