[Xrayops] SR sextupole tripped at 15:33

APS Experiment Hall X-ray Operations Problem List xrayops at mailman.aps.anl.gov
Thu Nov 19 13:58:07 CST 2009

S15B:S3 tripped off on IGBT | Diode OT at 15:33. SR beam lifetime dropped from 
~8.2 hours to ~5.4 hours. We are still able to maintain topup operations. 
Electron beam emittance and coupling changed less than 10%.

ASD Operations Group
Main Control Room
(630) 252-9424

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