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)
708
MRI4
DOK-HB-MRI4-2E
Summary of Contents for highprotec MRI4
Page 1: ...Manual Feeder Protection MRI4 Software Version 3 4 a DOK HB MRI4 2E Revision C English...
Page 43: ...Installation and Connection 43 MRI4 DOK HB MRI4 2E...
Page 46: ...Installation and Connection Ensure the correct tightening torques 46 MRI4 DOK HB MRI4 2E...
Page 69: ...Navigation Operation Navigation Operation 69 MRI4 DOK HB MRI4 2E 1 2 3 5 7 6 8 10 9...
Page 353: ...Device Parameters 353 MRI4 DOK HB MRI4 2E...
Page 373: ...373 MRI4 DOK HB MRI4 2E...