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EDR-5000
IM02602007E
Ground Current Elements:
50X[x] / 50R[x] / 67X[x] / 67R[x]
Accuracy
*2)
*3)
Pickup (measured ground current)
Pickup (calculated ground current)
±1.5% of the setting value or 1% In
±2.0% of the setting value or 1.5% In
Dropout Ratio
97% or 0.5% In
t
DEFT
±1% or ±10 ms
Operating Time
Starting from IE higher than 1.2 x IE>
<45 ms
Disengaging Time
<55 ms
t-reset (Reset Mode = t-delay)
±1% or ±10 ms
Ground Current Elements:
51X[x] / 51R[x] / 67X[x] / 67R[x]
Accuracy
*2)
*3)
Pickup (measured ground current)
Pickup (calculated ground current)
±1.5% of the setting value or 1% In
±2.0% of the setting value or 1.5% In
Dropout Ratio
97% or 0.5% In
Operating Time
Starting from IE higher than 1.1 x IE>
<45 ms
Disengaging Time
<55 ms
t-Multiplier
±5% (according to selected curve)
Reset Mode
±5% (according to selected curve)
t-reset (Reset Mode = t-delay)
±1% or ±10 ms
*2) For directional elements, accuracy of MTA: ±3° at IE >20% In.
*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)
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921