Woodward HighPROtec MCDLV4, Руководство пользователя

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Specifications
Thermal Replica:
ThR Accuracy
Ib ±2% of the setting value or 1% In
Alarm ThR ±1.5 % of the setting value
Inrush Supervision:
IH2 Accuracy
IH2/IH1 ±1% In
Dropout Ratio 5% IH2 or 1% In
Operating Time <30 ms *1)
*1) Inrush supervision is possible, if the fundamental Harmonic (IH1) > 0.1 In and 2 nd Harmonic (IH2) > 0.01 In.
Current unbalance:
I2>[x] Accuracy *1)
I2> ±2% of the setting value or 1% In
Dropout Ratio 97% or 0.5% x In
%(I2/I1) ±1%
t DEFT
±1% or ±10 ms
Operating Time <70 ms
Disengaging Time <50 ms
K ±5% INV
τ-cool ±5% INV
*1) Negative-sequence current I2 must be ≥ 0.01 x In, I1 must be ≥ 0.1 x In.
Voltage Protection:
V[x] Accuracy
Pickup ±1.5% of the setting value or 1% Vn
Dropout Ratio Adjustable, at least 0.5% Vn
t DEFT
±1% or ±10 ms
Operating Time
Starting from
V higher than 1.2 x pickup value for V> or
V lower than 0.8 x pickup value for V<
<40 ms
35 ms typically
Disengaging Time <45 ms
Residual Voltage Protection:
VG[x] Accuracy
Pickup ±1.5% of the setting value or 1% Vn
Dropout Ratio 97% or 0.5% Vn for VG>
103% or 0.5% Vn for VG<
t DEFT
±1% or ±10 ms
Operating Time
Starting from
V higher than 1.2 x pickup value for VG> or
V lower than 0.8 x pickup value for VG<
<40 ms
35 ms typically
Disengaging Time <45 ms
1258 MCDLV4 DOK-HB-MCDLV4-2E