1、IC4ILITARP SPECIFICATION LIGHT, EXTENSION, EXPLOSION ROOF, TYEE N-2 1. scorn 1.1 This specification covers one typ of explosion-proof extension light, designated Type N-2. 2. APPLICABLE DOCUMENTS 2.1 The following documents, of the isme In effect on date of invitation for bids, form a part of thls s
2、pecification to the extent specified herein. S!ECIFICATIONS Federal J-C-90 PPP-l3-566 PPP-E5 85 Ppp-E-591 fpP-E-601 PPP-E-621 PPP-E636 PPP-E676 ffp-T-60 JAN-P-100 MGP-116 MILE138 MIGV-173 MJIB-4229 Cable, Power, alectrical (Flexible Cord Anci Wire) - Boxes, Folding, wiseboruid Boxes, Fiberbmzd, Wood
3、-Cleated Boxes, Wood, Clea%e-lyuood Boxes, Wood, Med and Lock-Corner Boxes, Mber Boxes, Set-Op, Fhprhar Tape; Pressure SenSitZve Adhesive, Waterproof-for Aickaging and Seaiing . Packaging and packfag For Overseas Shipment, (Gene- Specificat ion) fiesemation, Methods of Boxes, Wood, F3brM-Lined For O
4、vereeas Shipent (For Wdght Conteda Not Exceeding Veznis, Paperboard, f Ose of (Copies of documents required by contractors in connect ion with specific procurement functions should be obtained from the procuring activity or as directed by the contracting officer) 2.2 this specification. effect on da
5、te of invitation for bids shall apply. Other Publication.- The following documents form a part of Unless otherwise indicated, the issue in UNDERWRITERS LABOBATORTES, INCORPORATED List of Inspected Electrical Equipment Standard 844 Fixtures, Electrical Lisht ing For Use in Hazardous Locations (Copies
6、 may be obtained from the Underwriters Laboratories, Inc., 161 Sixth Avenue, New York 13, New York; 207 East Ohio Street, Chicago U, niinois; or i655 Scott Lane,- Santa Clara, California.) 3. mQUm?lENTS 3.1 General Specification.- The requirements of Unerwriters Laboratories, Incorporated apply as r
7、equirements of this specification. When the two specifications conflict, this specification shall govern. 2 -. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-L-bb96C 62 W 9777706 0098212 4 W - 7 - MILL-6696C (USPT) 3.2 Item Mon Quant ftv De scri
8、ut ion Reaufrement P P Fixture assembly 3.6 2 1 Extension cord 3.7 Components.- The exbensfon light shall consist of: See 3.3 standards for necessary comodities and services not specified herein shall be selected in accordance with Bulletin U3 except as provided in 3.3.1 and 3.3.2. * 3.3.1 may be us
9、ed where, on the date of invitation for bids, there are no suitable standard parts. such as screws, bolts, nuts, and cotter pins-having suitable pro- perties may be used provided8 Selection of Specifications and Sbandards.- SpeCifiC- The lamp assembly and extension cord shall be approved by the Unde
10、rwriters Laboratories, Incorporated as an electric lighting fixture suitable for use in Class I, Group D hadous locations. (See 6.2.1) . 3 .I.,!+ Operat ion Markings 3.14.1 Warning Plate.- Each light shai.1 have the following information molded in the hndle os provided on a plate attached to the han
11、dle:. If the connection to the electrical circuit is in an area where explosive gases are present, an explosion-proof plug and receptacle shall be used. is made outside of the hazardous area, the three-way grounded plug may be used. 3.l4.2 Lamp Replacement Warning.- The following information shall b
12、e molded in the handle, provided on a piate attached to the handle, or included on the warning plate specified in 3.U.lt ,. .#: v.,., *:$ :- . ,?,l If the electrical connection The lamp shall not be replaced or the extension light disassembled in a hazardous location. Use either of . the follaring l
13、amps depending on service voltage: 25w, 120V, T-642 Bulb - Rough Service inter. Screw Base 25w, 30V, T-6-1/2 Bulb - Inter, Screw Base 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MXLG6696C (USAF) 3.15 Identification of Product.- Equipment, assem
14、blies, and parts shall be marked. for identification in accordance with MnPSTb130. 3.15.1 iabe1.- Each lamp assembly shall bear the label of the Underwriters Laboratories, Incorporated for use in Class I, Group D, hamrdous locations. 3 .i6 Workmanship 3.16.1 General.- The extension light, including
15、all parts and accessories, shall be fabrieated and finished ira accordance with the highest quality commercial standards. 3.16.2 alad loose, spattered, or excess solder, metal chips and other foreign material removed during and after final assembly. Cleaning.- The exbension light shall be thoroughiy
16、 cleaned, 4. QUALITY ASSURAIXE PROVISIONS 4.1 Unless otherwise specified herein the supplier is responsible for the performance of aU inspection requirements prior to sub- mission for Government inspection and acceptance. wise specified, the supplier may utilize his own facilities or 4.2.l the folio
17、wing tests as described under 4.3: Individual Tests.- Each extension light shall be subject to a. Examination of product b. Operation Test 4.3 Test %tho aixi the fact that the Govern- ment may have formulated, furnished, os in a+ uay supplied the said drawings, specifications, or other data is not t
18、o be regarded by implication or otherwise as in any manner licensing the holder or any other person or corporation, or conveying any rights or permission to manufacture; use, or seli any.patented invention that may in any way be related thereto. 9 OW 807914 r- Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
