EDR-3000
IM02602003E
*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)
Current unbalance:
46[x]
Accuracy
*1)
Threshold
±2% of the setting value or 1% In
%(I2/I1)
±1%
t
DEFT
±1% or ±10 ms
Operating Time
<60 ms
Disengaging Time
<40 ms
*1) Negative-sequence current I2 must be ≥ 0.01 x In, I1 must be ≥ 0.1 x In.
Auto Reclosing:
AR
Accuracy
t (all timers)
±1% or ±20 ms
Switch onto Fault:
SOTF
Accuracy
Operating time
<35 ms
I<
±1.5% of the setting value or1% In
t-enable
±1% or ±10 ms
Cold Load Pickup:
CLPU
Accuracy
Threshold
±1.5% of the setting value or1% In
Operating time
<35 ms
I<
±1.5% of the setting value or1% In
t-Load OFF
±1% or ±15 ms
t-Max Block
±1% or ±15 ms
Settle Time
±1% or ±15 ms
Breaker Failure Protection:
50BF
Accuracy
I-BF>
±1.5% of the setting value or1% In
t-BF
±1% or ±10 ms
Operating Time
Starting from I Higher than 1.3 x I-BF>
<40 ms
Disengaging Time
<40 ms
Trip Circuit Monitoring:
TCM
Accuracy
t-TCM
±1% or ±10 ms
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Summary of Contents for EDR 3000
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