Woodward HighPROtec MCDLV4, Manual

Page: 1254 / 1275

Specifications
Specifications of the Measured Value Acquisition
Phase and Ground Current Measuring
Frequency Range: 50 Hz / 60 Hz ± 10%
Accuracy: Class 0.5
Amplitude Error if I < In: ±0.5% of the rated current *3)
Amplitude Error if I > In: ±0.5% of the measured current
*3)
Amplitude Error if I > 2 In: ±1.0% of the measured current *3)
Harmonics: Up to 20% 3rd harmonic ±2%
Up to 20% 5th harmonic ±2%
Frequency Influence: <±2% / Hz in the range of ±10% of the configured nominal frequency
Temperature Influence: <±1% within the range of 0°C to +60°C (+32°F to +140°F)
*3 ) For earth current sensitive the precision does not depend on the nominal value but is referenced to 100 mA (with In =1 A) respectively. 500
mA (with In = 5 A)
Phase-to-ground and Residual Voltage Measurement
Frequency Range: 50 Hz / 60 Hz ± 10%
Accuracy for measured values: Class 0.5
Amplitude error for V<Vn: ±0.5% of rated voltage or ±0.5 V
Amplitude error for V>Vn: ±0.5% of measured voltage or ±0.5 V
Accuracy for calculated values: Class 1.0
Amplitude error for V<Vn: ±1.0% of rated voltage or ±1.0 V
Amplitude error for V>Vn: ±1.0% of calculated voltage or ±1.0 V
Harmonics: Up to 20% 3rd harmonic ±1%
Up to 20% 5th harmonic ±1%
Frequency influence: <±2% / Hz in the range of ±10% of the configured nominal frequency
Temperature influence: <±1% within the range of 0°C up to +60°C
1254 MCDLV4 DOK-HB-MCDLV4-2E