Primary_Switching_Center_Description.docx
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- Attached to
- Primary Switching Center Federal contract opportunity
- Solicitation number
- W91CRB-17-T-0011
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Item description and RFQ details.
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Primary Switching Center (PSC)
RFQ is for the manufacture and delivery of two (2) each PSC, NSN 6110-01-493-3391, to APG, MD.
GENERAL EQUIPMENT DATA
| NSN |
| 6110-01-493-3391 |
| Operating Temperature range |
| -25º F to +125º F |
| Storage Temperature range |
| -65º F to +150º F |
Weight, Single PS * Comprised of:
- Primary Switch
- Housing
- Skidbase
* Cable and connector weights are not included 4,000 lbs
1,800 lbs 800 lbs 1,400 lbs
| - SF6 (Sulfur Hexafluoride, Inorganic gas) |
| 24 lbs (10.8 Kg) |
| Turnbuckle Hardware |
| 40 lbs |
Weight, Stacked Configuration (2 Primary Switches, each with Housing and Skid base, and 1 set of Stacking Hardware) 8,000 lbs
Length, Single PS Length, Stacked Configuration
104.00 in
104.00 in
Width, Single PS Width, Stacked Configuration
72.00 in
72.00 in
| Height, Single PS |
| 48.00 in |
| Height, Stacked Configuration |
| 94.00 in |
VOLTAGE RATINGS
Rating, kV
| System Class |
| MAX |
| BIL |
| IEC |
| ANSI |
| 12 |
| 15.5 |
| 15.5 |
| 95 |
| 24 |
| 27 |
| 29 |
| 125 |
| 36 |
| 38 |
| 38 |
| 150 |
AMPERAGE RATINGS FOR FAULT INTERRUPTERS AND LOAD INTERUPTERS
| CATEGORY |
| VALUE |
| SHORT CIRCUIT |
| RMS SYMETRIC |
| 16,000 |
| FAULT INTERRUPTERS |
| CONTINUOUS |
| 600 |
| LOAD DROPPING |
| 600 |
| INTERRUPTING, RMS SYM. |
| 16,000 |
| DUTY-CYCLE FAULT |
| RMS ASYM |
| 25,600 |
| CLOSING, TEN-TIME |
| RMS SYM |
| 16,000 |
LOAD
INTERRUPTER
SWITCHES
| CONTINUOUS |
| 600 |
| LOAD DROPPING |
| 600 |
| INTERRUPTING, RMS SYM. |
| 16,000 |
| DUTY-CYCLE FAULT |
| RMS ASYM |
| 25,600 |
| CLOSING, TENTIME |
| RMS SYM |
| 16,000 |
| SHORT TIME, RMS |
| MOMENTARY, ASYM |
| 25,600 |
| ONE-SECOND, SYM |
| 16,000 |
File details come from the government source that posted it. Updated .