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Numerical based Combined Over Current & Earth Fault Relay < Back
Technical Data Over Current Earth Fault
Measurement True RMS
Current Rating (ln) 5A
Current Setting Range (l>) 20% - 250%
(1% step)
2% - 50%
(1% step)
Time Setting Range (tl or TMl>) 0.05 - 20.0 (0.1 sec step)
0.05 - 1.00 (0.01 time multiplier step)
High Set Range (l>>) 20 - 2000%
(10% step)
10 - 1000%
(10% step)
High Set Time Setting Range (tl>>) 0.05 - 20.0 (0.1 sec step)
IDMT Graph Normal Inverse : 3.0 / 10
Normal Inverse : 1.3 / 10
Very Inverse
Extremely Inverse (0.64)
Relay Operation Level ln / ls >= 1.0 ln / ls >= 1.05
Display Range (ln) 0.0% - 99.9% (0.1% res.)
100% - 999% (1.0% res.)
1000% - 2000% (10.0% res.)
>2000% display 'out'
Min Sensitivity approx. 0.5%
Tripping Contact SPDT 5A/240V AC
Power Supply 240V AC, 50/60 Hz
(Optional: 110VAC 50/60Hz)
C.T. Input / Burden .../5A / <1VA
Weight approx. 800g
Ambient Temperature 0°C to +70°C
Standard IEC 1000-4-4, IEC 1000-4-5, IEC 255-5