1、AMSC N/A FSC 5925 W-C-375/3D 14 May 2009 SUPERSEDING W-C-375/3C 04 August 2004 FEDERAL SPECIFICATION SHEET CIRCUIT BREAKERS, MOLDED CASE, BRANCH CIRCUIT AND SERVICE, TYPE I, SERIES TRIP, THREE POLE (10 THROUGH 100 AMPERES) The General Services Administration has authorized the use of this federal sp
2、ecification sheet by all federal agencies. The complete requirements for procuring circuit breakers described herein shall consist of this document and the latest issue in effect of W-C-375. FIGURE 1. Interface and physical dimensions (10 through 60 amperes).INCH-POUND Provided by IHSNot for ResaleN
3、o reproduction or networking permitted without license from IHS-,-,-W-C-375/3D 2 Inches mm Inches mm Inches mm Inches mm .005 0.38 .27 6.86 1.00 25.40 2.23 56.64 .033 0.84 .34 8.64 1.02 25.91 2.25 57.15 .16 4.06 .353 8.97 1.05 26.67 2.31 58.67 .17 4.32 .50 12.70 1.20 30.48 2.75 69.85 .22 5.59 .53 13
4、.46 1.38 35.05 2.92 74.17 .25 6.35 .74 18.80 2.05 52.07 3.00 76.20 .94 23.88 2.09 53.09 3.50 88.90 NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for general information only. 3. Unless otherwise specified, tolerances are .01 (0.25 mm) for two-place decimals and 0.005 (0.13 mm)
5、for three-place decimals and 1 on angles. 4. Red luminescent trip indicator - visible only when breaker is tripped automatically. Window is dark when breaker is in ON or OFF position. 5. Line terminals shall grip a .250 (6.35 mm) wide and .125 (3.18 mm) thick buss bar. 6. Mounting clip shall grip a
6、.250 (6.35 mm) diameter rail. FIGURE 1. Interface and physical dimensions (80 through 125 amperes) - Continued. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-W-C-375/3D 3 REQUIREMENTS: Interface and physical dimensions: See figure 1. Trip indicatio
7、n: See figure 1. Common trip: Both poles shall make and break simultaneously when operated manually or automatically. Electrical: Interrupting current rating: RMS symmetrical; 10,000 amperes. Voltage rating: 120/240 V ac. Trip current: See table I. Frequency: 60 hertz. Calibration: At +25C, 3C Enclo
8、sure for overload, endurance, and short circuit tests: Square D load center Catalog No. QO403L60NF/S used for 10 through 60 ampere breakers, and the QO3100BNF/S used for 70 through 100 ampere breakers, or equivalent. Supersession and cross reference: See table I. TABLE I. Part or Identifying Numbers
9、 (PINs) and current rating. Government PIN Current rating Commercial superseded PIN CAGE 56365 WC375/03-001 15 QO-315 WC375/03-002 20 QO-320 WC375/03-003 25 QO-325 WC375/03-004 30 QO-330 WC375/03-005 35 QO-335 WC375/03-006 40 QO-340 WC375/03-007 45 QO-345 WC375/03-008 50 QO-350 WC375/03-009 60 QO-36
10、0 WC375/03-010 70 QO-370 WC375/03-011 80 QO-380 WC375/03-012 90 QO-390 WC375/03-013 100 QO-3100 WC375/03-014 10 QO-310 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-W-C-375/3D 4 The margins of this specification sheet are marked with vertical lines
11、 to indicate where changes from the previous issue were made. This was done as a convenience only and the Government assumes no liability whatsoever for any inaccuracies in these notations. Bidders and contractors are cautioned to evaluate the requirements of this document based on the entire conten
12、t irrespective of the marginal notations and relationship to the last previous issue. MILITARY INTERESTS: CIVIL AGENCY COORDINATING ACTIVITY: Custodians: GSA - FSS Navy - YD Air Force - 85 Preparing activity: DLA - CC DLA - CC Review Activities: (Project 5925-2009-017) Navy - MC, OS Air Force - 99 N
13、OTE: The activities listed above were interested in this document as of the date of this document. Since organizations and responsibilities can change, you should verify the currency of the information above using the ASSIST Online database at http:/assist.daps.dla.mil. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
