1、AMSC N/A FSC 5925 INCH-POUND W-C-375/1C 14 May 2009 SUPERSEDING W-C-375/1B 04 August 2004 FEDERAL SPECIFICATION SHEET CIRCUIT BREAKERS, MOLDED CASE, BRANCH CIRCUIT AND SERVICE, TYPE I, SERIES TRIP, SINGLE POLE (10 THROUGH 70 AMPERES) The General Services Administration has authorized the use of this
2、 federal specification 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 70 amperes). Provided by IHSNot for Resale
3、No reproduction or networking permitted without license from IHS-,-,-W-C-375/1C 2 Inches mm Inches mm Inches mm Inches mm .005 0.13 .22 5.59 .50 12.70 1.38 35.05 .015 0.38 .25 6.35 .56 14.22 2.25 57.15 .033 0.84 .27 6.86 .59 14.99 2.31 58.67 .125 3.18 .30 7.62 .73 18.54 2.75 69.85 .156 3.96 .34 8.64
4、 .94 23.88 2.92 74.17 .16 4.06 .38 9.65 1.20 30.48 3.00 76.20 NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for general information only. 3. Red luminescent trip indicator - visible only when breaker is tripped automatically. Window is dark when breaker is in ON or OFF position
5、. 4. Line terminals shall grip a .250 (6.35 mm) wide and .125 (3.18 mm) thick buss bar. 5. Mounting clip shall grip a .250 (6.35 mm) diameter rail. 6. Unless otherwise specified, tolerances are 0.01 (0.25 mm) for two-place decimals and 0.005 (0.13 mm) for three-place decimals and 1 on angles. FIGURE
6、 1. Interface and physical dimensions (10 through 70 amperes) - Continued. REQUIREMENTS: Interface and physical dimensions: See figure 1. Trip indication: See figure 1. Electrical: Interrupting current rating: RMS symmetrical; 10,000 amperes. Voltage rating: 120/240 V ac. Trip current: See table I.
7、Frequency: 60 hertz. Calibration: At +25C, 3C Enclosure for overload, endurance, and short circuit tests: Square D load center Catalog No. QO2L30S used for 10 through 30 ampere breakers, QO24L70F/S used for 35 through 70 ampere breakers, or equivalent. Supersession and cross reference: See table I.
8、Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-W-C-375/1C 3 TABLE I. Part or Identifying Numbers (PINs) and current rating. Government PIN Current rating Commercial superseded PIN CAGE 56365 WC375/01-001 1/ 10 QO-110 WC375/01-002 15 QO-115 WC375/01-
9、003 20 QO-120 WC375/01-004 25 QO-125 WC375/01-005 30 QO-130 WC375/01-006 35 QO-135 WC375/01-007 40 QO-140 WC375/01-008 45 QO-145 WC375/01-009 50 QO-150 WC375/01-010 60 QO-160 WC375/01-011 70 QO-170 1/ Not for new design. The margins of this specification sheet are marked with vertical lines to indic
10、ate 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 content irrespe
11、ctive 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 5925-2009-015) Navy - MC, OS Air Force - 99 NOTE: The
12、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-,-,-
