Specifications
Because detection of direction is based on DFT values, direction elements
works only in nominal range (fN
±
5Hz).
Phase Directional Sensitivity:
I[x]
Value
Release Level
In: 1A (5A)
Blocking Level
In: 1A (5A)
I - V (3-phases)
I
V
10 mA (50 mA)
0.35 V
5 mA (25mA)
0.25 V
Ground Directional Sensitivity:
IG[x]
Value
Release Level
In: 1A (5A)
Blocking Level
In: 1A (5A)
IG meas - 3V0
IG meas
IG (sensitive)
3V0
10 mA (50 mA)
1 mA ( 5 mA)
0.35 V
5 mA (25 mA)
0.5 mA (2.5 mA)
0.25 V
IG calc - 3V0
IG calc
3V0
18 mA (90 mA)
1 V
11 mA (55 mA)
0.8 V
IG calc - Ipol (IG meas )
IG calc
IG meas
IG (sensitive)
18 mA (90 mA)
10 mA (50 mA)
1 mA ( 5 mA)
11 mA (55 mA)
5 mA (25 mA)
0.5 mA (2.5 mA)
IG meas - Neg, IG calc - Neg
I2
V2
10 mA (50 mA)
0.35 V
5 mA (25 mA)
0.25 V
Phase Differential Protection:
Id
Accuracy
Id >
±3% of the setting value or 2% In.
Operating time
Id > 2 x pickup
(step from zero to 200% pickup of 87-Char)
<40 ms
Typically trip time
35 ms
Shortest trip time
23 ms
Unrestrained Phase Differential Protection:
IdH
Accuracy
Id >>
±3% of the setting value or 2% In.
Operating time
Id > 1.1 x pickup:
<30 ms
Typically trip time
23 ms
Shortest trip time
19 ms
Ground Differential Protection:
IdG[x]
Accuracy
IdgG >
±3% of the setting value or 2% In.
Operating time
Idg > 2 x pickup
(step from zero to 200% pickup of 87G-Char)
<40 ms
Typically trip time
30 ms
Shortest trip time
18 ms
Unrestrained Ground Differential Protection:
IdGH[x]
Accuracy
IdG >>
±3% of the setting value or 2% In.
Operating time
Idg > 1.1 x pickup:
<30 ms
Typically trip time
19 ms
Shortest trip time
13 ms
1257
MCDLV4
DOK-HB-MCDLV4-2E
Summary of Contents for HighPROtec MCDLV4
Page 3: ...Order Code Order Code 3 MCDLV4 DOK HB MCDLV4 2E...
Page 47: ...Installation and Connection 47 MCDLV4 DOK HB MCDLV4 2E...
Page 164: ...Input Output and LED Settings 164 MCDLV4 DOK HB MCDLV4 2E...
Page 433: ...Parameters 433 MCDLV4 DOK HB MCDLV4 2E...
Page 457: ...Device Parameters 457 MCDLV4 DOK HB MCDLV4 2E...
Page 473: ...Blockings 473 MCDLV4 DOK HB MCDLV4 2E...
Page 988: ...Protective Elements 988 MCDLV4 DOK HB MCDLV4 2E P P Q P Q P Q Q Q P S S...
Page 989: ...Protective Elements 989 MCDLV4 DOK HB MCDLV4 2E Pr Q P Q P Qr...
Page 1023: ...Protective Elements 1023 MCDLV4 DOK HB MCDLV4 2E...
