Eaton EDR 3000, Инструкция по установке, эксплуатации и обслуживанию, Страница: 675 / 770

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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