60
Distance protection (ZM)
Chapter 4
Line distance
Figure 20:
ZM2 function block for three phase tripping
Figure 21:
ZM3 function block for single, two and/or three phase tripping
Figure 22:
ZM3 function block for three phase tripping
1.4
Function block, zone 4
Figure 23:
ZM4 function block
xx00000703.vsd
ZM2--
ZM2
BLOCK
BLKTR
VTSZ
STCND
TRIP
START
STND
xx00000175.vsd
ZM3--
ZM3
BLOCK
BLKTR
VTSZ
STCND
TRIP
TRL1
TRL2
TRL3
START
STL1
STL2
STL3
STND
xx00000704.vsd
ZM3--
ZM3
BLOCK
BLKTR
VTSZ
STCND
TRIP
START
STND
xx00000176.vsd
ZM4--
ZM4
BLOCK
BLKTR
VTSZ
STCND
TRIP
START
STND
Summary of Contents for REL 501-C1 2.5
Page 1: ...Technical reference manual Line distance protection terminal REL 501 C1 2 5 ...
Page 2: ......
Page 26: ...14 Introduction to the technical reference manual Chapter 1 Introduction ...
Page 42: ...30 Technical data Chapter 2 General ...
Page 66: ...54 Blocking of signals during test BST Chapter 3 Common functions ...
Page 142: ...130 Time delayed overvoltage protection TOV Chapter 6 Voltage ...
Page 162: ...150 Autorecloser AR Chapter 9 Control ...
Page 174: ...162 Event function EV Chapter 10 Logic ...
Page 210: ...198 Serial communication Chapter 12 Data communication ...
Page 226: ...214 Serial communication modules SCM Chapter 13 Hardware modules ...
Page 230: ...218 Terminal diagrams Chapter 14 Diagrams Figure 87 REL 501 C1 with DC switch ...
Page 234: ...222 Terminal diagrams Chapter 14 Diagrams ...
Page 237: ......