Items added since last Arc Flash Study.pdf

PDF 99 KB Posted

Attached to
Arc Flash Analysis Federal contract opportunity
Solicitation number
12505B21R0014
Issued by
Department of Agriculture Agricultural Research Service Field Research Implementation and Information Delivery Midwest Area

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Changes since last Arc Flash Study – 2010 (over 50 amps)

1. Irradiator in Building 3 (60 amps)

2. Server room 3001 – (8) 60-amp receptacles. Building 20, panels U2A3A5, U2A3B5

3. Aquaculture System – (2) Electric heaters (58 amps each) Building 20, panel M4LBC1

4. Electrical system in Building Y2 upgraded

5. New boiler in Building 9. ~100A, panel DSP3-2

6. 200A disconnect service for temporary air compressor – Building 154 (Boiler MCC room)

7. Building 3 and 4 electrical upgrades (new north campus circuit was added to this feeder A3/B3).

8. North Electrical upgrade from 4160V to 13.2V, added to A3/B3 feeder

9. Generator #6 – Building 153, this includes new radiator fan.

10. New transformer at Building 402, new wiring to switchgear (In progress) (south loop)

11. New Incinerator building (Added to Building 5 switchgear, A3/B3 feeder)

12. Last study, building 174 was fed by 12.47kV. Switched over to 13.2kV (A3/B3 feeder)

13. Building 125, added new DB panel (2013)

14. Building 7 has never had an arc flash assessment done.

Items removed since last Arc Flash study

1. Building 400

2. CT-1 (Combustion Turbine)

3. Building 530

4. Building 15

5. Building 152

6. Dayton feed to Building 400. South loop consists of just the 13th street feeder (13.8kV)

Arc flash evaluation by building

1. Building 3,4: Arc flash study performed during the electrical upgrade done in 2010. No major changes.

File details come from the government source that posted it. Updated .