Alstom SHPM 101 - Indication Logic

SERVICE MANUAL R5888C
QUADRAMHO Chapter 2
Appendix A
Page 67 of 71
Figure 76: Indication logic
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0.1ms
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A'
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C'
Z2t
Z3t
Aided trip A
Aided trip B
Aided trip C
Weak infeed aided trip
S.O.T.F.
V.T.S. Ind
Reset button
SK1-9
Any trip
P.S.B. Ind
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A
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C
Z2
Z3
Aided trip
S.O.T.F.
V-Fail
Power
swing
SK2-25
SK2-24
SK2-23
SK2-22
SK2-21
SK2-20
SK2-19
SK2-18
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