1. LCLS Injector Intermediate Power Supply Design Review August 29, 2005 1 LCLS Intermediate Power Supplies Paul Bellomo, Antonio de Lira, Dave Mac Nair

2. LCLS Injector Intermediate Power Supply Design Review August 29, 2005 2 LCLS Intermediate (LGPS but rack-mounted) Power Supplies MCOR Bulk Power Supplies Injector Bend, Solenoid, and QB Power Supplies Power Supply Controllers and Transductors

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4. LCLS Injector Intermediate Power Supply Design Review August 29, 2005 4 Intermediate Power Supplies - Use, Requirement, Ratings, Cost, Delivery UseRequirementRatingsCostDelivery S1 S2 Contingency 24V, 269A 3 - 33V, 300A, 10kW$24,000 15 weeks BX01…BX02 BXH1…BXH4 (2) Contingency 21V, 335A 39V, 335A4 - 25V, 375A, 10kW$32,000 BXG BXS MCOR Bulk (2) QB Contingency 18V, 100A 44V, 150A 50V, 127A 35V, 32A 6 – 60V, 165A, 10kW$48,000 Cost Grand Total$104,000

5. LCLS Injector Intermediate Power Supply Design Review August 29, 2005 5 List of Potential Power Supply Bidders Danfysik C/o GMW Associates 955 Industrial Road San Carlos, CA 94070 650-802-8292 sales@gmw.com EMI-Lambda C/o Tritek Solutions, Suite 4 1800 Wyatt Drive Santa Clara, Ca. 94054 Mr. Bret McDonald (408) 492-0400 X405 bretmcdonald@triteksoutions.com Dynapower Corporation 1020 Hinesburg Road P. O. Box 9210 South Burlington, VT 05407 802-652-1317 Attn: Adam M. Knudsen aknudsen@dynapower.com IE Power, Incorporated 12 Falconer Drive, Unit 15 Mississauga, Ontario Canada L5N 3L9 905-813-8900 Attn: Mr. Bob Holmes iepower@iepower.com Elgar Electronics Corporation 9250 Brown Deer Road San Diego, CA 92121 Ph - 858-458-0235 Ron Shimell rshimell@elgar.com www.elgar.com Matsushada c/o BiRa Systems Incorporated 2410 Midtown Place, Suite A Albuquerque, New Mexico 87107 Phone: 505-881-8887 Mr. Phillip Biswell Email: phil@bira.comphil@bira.com

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7. LCLS Injector Intermediate Power Supply Design Review August 29, 2005 7 2.5 kW to 22.5 kW 208 V / 480 V input Series and parallelable 27cm H*48cm W*61cm D What is the desired LCLS color scheme for power supplies and racks, etc?

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9. LCLS Injector Intermediate Power Supply Design Review August 29, 2005 9 General or Voltage Source Requirements Accuracy /Track0.1 % (1000 ppm) – 10 to 100%Rated V O Ambient40 O F (4 O C) to 113 O F (45 O C)- BandwidthDC to – 3 dB  1,000Hz Conducted EMC / Life FCC, Part 15, Class A  20 years  100,000 hrs - Input/PF/EFF 208V-480 V, 3  /  0.9 /  0.85 - Load 0.05H  L  1.0H, 0.1 s  L/R  1.0 s - Regulation < 0.1% for 5% line/20% load  Rated V O Ripple Voltage< 0.2 % PP DC to 1 MHzRated V O Current Source Requirements BandwidthDC to – 3dB of I O  100Hz Stability-ambient  2 ppm / O C – 10 to 100% Rated I O

10. LCLS Injector Intermediate Power Supply Design Review August 29, 2005 10 Inputs to Power Supply On/OffDiscrete, continuous+5V On, 0V Off Programming VoltageAnalog0 to +5V, 0 to FSV or 0 to FSI ResetDiscrete, momentary+5V 100ms pulse Outputs from Power Supply On/Off StatusDiscrete, continuousLow On. High Off PS ReadyDiscrete, continuousLow ready, high not ready Output currentAnalog From transductors and PS Controller – not from PS Output voltageAnalog0 to 10V, 0 to FSV Ground currentAnalog0 to 10V, 0 to 100mA

11. LCLS Injector Intermediate Power Supply Design Review August 29, 2005 11 Hazard Analysis Bleeder resistors Across LF/HF filter capacitors PPS interface External, upstream redundant AC contactors Flammable liquids Trace amounts in electrolytic filters Hazard signs Labels on PS for voltage and heat hazards MPS interface In Ethernet chassis, open contact removes ON Protective CB Lockable and covered line-load terminals Soft-start Prevent input current surge Totally enclosed AC plug, cover over DC terminals Other components Non-flammable or fire retardant OtherUse listed components wherever possible and SLAC EEIP inspection prior to or after shipping

12. LCLS Injector Intermediate Power Supply Design Review August 29, 2005 12 8 (1 contingency) Ethernet power supply controllers - $2,000 * 8 = $16,000

13. LCLS Injector Intermediate Power Supply Design Review August 29, 2005 13 GMW Associates 955 Industrial Road San Carlos, CA 94070 650-802-8292 ian@gmw.com 7 systems * 2 /system *$660ea = $9,240 Mounting plates 2 plates * $250 each = $500

14. LCLS Injector Intermediate Power Supply Design Review August 29, 2005 14 Parameter150/300&600A Operating life> 20 years Output  200mA /  400mA Burden resistor 5.0  / 2.5  Stability< 0.3 ppm / O C Offset error < 20 ppm @ 25 O C < 0.5 ppm / O C < 5.0 ppm / month Absolute accuracy < 2 ppm Linearity error< 4 ppm SS bandwidthDC to 100 kHz Slew rate > 5 mA / S

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16. LCLS Injector Intermediate Power Supply Design Review August 29, 2005 16 Cable and Conductor Sizing Per 2005 NEC Basis – copper conductors, 90C insulation, max 45C ambient, no more than 3 conductors in a cable, cable tray fill per Article 392. Table 310-16 of NEC Power SupplyBasic Ampacity/DeratingConductor Size 33V, 300A300A/0.87 = 345A350kcmil 350A, use 500kcmil 25V, 375A375A/0.87 = 431A500kcmil 430A, use it 60V, 165A165A/0.87 = 190A2/0AWG 195A, use it 60V, 30A30A/0.87 = 34A#10AWG 40A, use #8AWG 40V, 12A12A/0.87 = 14A#18AWG 14A, use #12AWG

17. LCLS Injector Intermediate Power Supply Design Review August 29, 2005 17 END !!!