ABB REG670 - Page 253

t
15 ms
STL1Zx
t
15 ms
TRIPZx
AND
AND
AND
AND
TRL1Zx
TRL2Zx
TRL3Zx
t
15 ms
t
15 ms
STARTZx
STL2Zx
STL3Zx
AND
AND
AND
TZx
BLOCK
VTSZ
BLKZx
BLKTRZx
t
15 ms
AND
t
15 ms
AND
STNDZx
OR
OR
L1Zx
L2Zx
L3Zx
PPZx
NDZx
OR
PEZx
IEC12000138-1-en.vsd
IEC12000138 V1 EN
Figure 101: Start and trip outputs
1MRK502052-UEN B Section 7
Impedance protection
247
Technical manual