Interlock Defeat /
Device Disable
Management System
v1.5
(Driver)
Accelerator Complex:
Driver
RIB
TR13
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Implementation
Removal
Interlock Defeat
System(s) Affected:
Services
Interlock to be Defeated:
MAB cooling towers, numerous cells switched off, low cooling demand
Implementation:
Number:
Date:
2023-12-23
Time:
13:30:00
2023-671
Implemented By:
Eric Chapman
In Consultation With:
Status:
Active
Estimated Duration:
14 weeks
Reason for Defeat:
Low cooling demand, accelerators offline for shutdown. Allow for regulation of system temperatures.
Number of Yellow Tags:
1
Location of Defeat Tag(s):
DCR
How Was Defeat Implemented?
Where is Defeat Located?:
Local disconnects shut off for various cells. Cells/fans offline may change depending on thermal load and or outdoor air temperature.
Describe Alternate Protection:
Turn cells on/off as needed to regulate RAW temperature. NOTE: Only engage/disengage local disconnects with associated VFD off.
Fault Reports:
Work Permits:
Disables:
Interlock Defeat
Removal:
Number:
Date:
2024-01-12
Time:
13:00:00
2023-671
Removed by:
Eric Chapman
Status:
Active
Interlock Verification Method:
Number of Tags Removed:
0
Comments:
Eric Chapman:
2024-01-12 12:57:34.032071
Old (West/Green) cells shut off via local disconnects due to ice buildup.
Brandon Humphries
David Bandiera
Elena Bylinskaia
Jason Wait
Robert Scheepmaker
Eric Chapman
Ryan Lovelidge
Riley Schick-Martin
Dale Nagra
Travis Kurucz
Chris Sooley
Kevin Lucow
Jas Uppal
Kathleen Genge
Gauhar Hayat
Frank Hosta
Ryan Anderson
