Transcript Slide 1

SEBUTHARGA BRIEFING
PROVISION OF UPGRADING WORKS OF THE
MAIN SWITCH BOARD 1 (MSB1)
AT MIMOS WAFER FAB 2
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© 2008 MIMOS Berhad. All Rights Reserved.
MIMOS COMPLEX
FAB1
FAB2
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FAB2 INCOMING
Air Compressor
Wafers
Compressed Dry Air (CDA)
Process Cooling Water (PCW)
Process Cooling Water
(PCW Heat Exchanger)
linked
Ultrapure Process Water
(UPW)
Chiller
DI Water Plant
Air Conditioned
& Humidity
Air Handling Units
(AHU)
Waste Water
SSB
Vacuum System
Production
Equipment
Waste Water Treatment
Central Exhaust System
FACILITIES SUPPORT SERVICES AT FAB 2
11KV/208V
TX
11KV/415V
TX
MSB1 LAYOUT - OVERALL
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© 2008 MIMOS Berhad. All Rights Reserved.
Chilled pump
Air compresor 1
Air compresor 2
Chiller 2
Chiller 3
Cond pump
Chiller 1
CURRENT MCC-AC
1600 A SSB (MCC-AC)
MSB1
PROBLEM STATEMENT
• 1600A SSB under capacity. 3 chillers can’t run in parallel
• All critical support services in SSB. Once trip, all
services affected
PROPOSED SOLUTION
• Expand the MSB 1 and create another SSB.
• Split the critical services
EMSB1
AMF Board
EXTEND
MSB 1
Chiller 2
Cond pump
Chilled pump
Air compresor 2
Chilled pump
Cond pump
Chilled pump
Air compresor 1
Air compresor 2
Chiller 2
Chiller 3
Cond pump
Chiller 1
PROPOSED UPGRADING OF MSB1
1600 A SSB (MCC-AC)
1000 A NEW SSB
MSB1
EMSB1
AMF Board
PROJECT DURATION
• 4 Weeks after receiving LOA
• SHUTDOWN DATE: 25/06/2011
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© 2008 MIMOS Berhad. All Rights Reserved.
THANK YOU
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© 2008 MIMOS Berhad. All Rights Reserved.