P54x/EN TD/La4 Technical Data
(TD) 2-18
MiCOM P543, P544, P545 & P546
TD
Z1 extension
Z1 Ext Scheme: Disabled/Enabled/En.
on Ch1 Fail/En. On Ch2 Fail/En All Ch
Fail/En. anyCh Fail
Z1 Ext Ph: 100%...200%
Z1 Ext Gnd: 100%...200%
Loss of load
LOL Scheme: Disabled/Enabled/En.
on Ch1 Fail/En. On Ch2 Fail/En All Ch
Fail/En. Any Ch Fail
LOL <I: 0.05 x In...1 x In
LOL Window: 0.01 s 0.1 s Phase
Phase overcurrent (overcurrent)
I>1 Status:
Disabled
Enabled
Enabled VTS
Enabled Ch Fail
En VTSorCh Fail
En VTSandCh Fail
I>1 Function:
DT
IEC S Inverse
IEC V Inverse
IEC E Inverse
UK LT Inverse
IEEE M Inverse
IEEE V Inverse
IEEE E Inverse
US Inverse
US ST Inverse
I>1 Directional:
Non-Directional
Directional Fwd
Directional Rev
I>1 Current Set: 0.08…4.00 In
I>1 Time Delay: 0.00…100.00 s
I>1 TMS: 0.025…1.200
I>1 Time Dial: 0.01…100.00
I>1 Reset Char: DT/Inverse
I>1 tRESET: 0.00…100.00 s
I>2 Status
(up to):
I>2 tRESET
All settings and options chosen from the
same ranges as per the first stage
overcurrent, I>1.
I>3 Status:
Disabled
Enabled
Enabled VTS
Enabled Ch Fail
En VTSorCh Fail
En VTSandCh Fail
I>3 Directional:
Non-Directional
Directional Fwd
Directional Rev
I>3 Current Set: 0.08…32.00 In
I>3 Time Delay: 0.00…100.00 s
I>4 Status
(up to):
I>4 Time Delay
All settings and options chosen from the
same ranges as per the third stage
overcurrent, I>3.
I> Char Angle: -95…95°
I> Blocking:
Binary function link string, selecting which
overcurrent elements (stages 1 to 4) will be
blocked if VTS detection of fuse failure
occurs.
Negative sequence overcurrent (Neg
Seq O/C)
I2>1 Status: Enabled/Disabled
I2>1 Function:
Disabled
DT
IEC S Inverse
IEC V Inverse
IEC E Inverse
UK LT Inverse
IEEE M Inverse
IEEE V Inverse
IEEE E Inverse
US Inverse
US ST Inverse
I2>1 Direction:
Non-Directional
Directional Fwd
Directional Rev
I2>1 Current Set: 0.08…4.00 In
I2>1 Time Delay: 0.00…100.00 s
I2>1 TMS: 0.025…1.200
I2>1 Time Dial: 0.01…100.00
I2>1 Reset Char.: DT/Inverse
I2>1 tRESET: 0.00…100.00 s
I2>2 Status
(up to):
I2>2 tRESET
All settings and options chosen from the
same ranges as per the first stage
overcurrent, I2>1.
I2>3 Status:
Disabled
Enabled
I2>3 Direction:
Non-Directional
Directional Fwd
Directional Rev
I2>3 Current Set: 0.08…32.00 In
I2>3 Time Delay: 0.00…100.00 s
I2>4 Status
(up to):
I2>4 Time Delay
All settings and options chosen from the
same ranges as per the third stage
overcurrent, I2>3.
I2> VTS Blocking:
Binary function link string, selecting which
Neg. Seq. O/C elements (stages 1 to 4) will
be blocked if VTS detection of fuse failure
occurs
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