16
16.1 Technical Data of the SIMEAS R-PMU
247Digital Fault Recorder, SIMEAS R-PMU, Manual
E50417-H1076-C360-A5, Release 10.2012
Recording 200 A, plus 100 % displacement
Load <0.1 VA
Electrical isolation up to 3.25 kV, 50 Hz
Frequency accuracy at f
n
±5 Hz 5 mHz
Active power measurement
Precision
(at 23 °C ±1 °C,
typical at 100 V, 5 A,
Power factor = 1, nominal frequency) class 0.3
Reactive power measurement
Precision
(at 23 °C ±1 °C,
typical at 100 V, 5 A,
Power factor = 0, nominal frequency) class 0.3
DC inputs (DDAU)
Input range
(depending on the MLFB) DC ±20 mA (50 Ω)
DC ±1 V /DC ±10 V (>40 kΩ / >400 kΩ)
Precision
at 23 °C ±1 °C class 0.5
Range ±1 V ±0.5 % of measured value ±1 mV
Range ±10 V ±0.5 % of measured value ±10 mV
Range ±20 mA ±0.5 % of measured value ±20 µA
Electrical isolation up to 2.0 kV
Processing of higher DC voltages using isolation amplifier (e. g., SIMEAS T)
Binary inputs (BDAU, VCDAU, DDAU, CDAU and VDAU)
Sampling frequency 2 kHz
Storage principle State changes with a resolution of
1 ms are stored
Memory capacity Max. 250 state changes within 1 s up to a
signal frequency of 500 Hz, total memory capacity
depending on the configuration
(typical approx. 100,000 state changes)
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