1、AMSC N/A FSC 5930 INCH-POUND MIL-DTL-83731/25A 22 April 2008 SUPERSEDING MIL-DTL-83731/25 7 January 2008 DETAIL SPECIFICATION SHEET SWITCHES, TOGGLE, FOUR POLE, 4 AMPERES, LOW LEVEL, ENVIRONMENTALLY SEALED This specification is approved for use by all Departments and Agencies of the Department of De
2、fense. The requirements for acquiring the switches described herein shall consist of this specification sheet and MIL-DTL-83731. FIGURE 1. PC Terminals.Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-83731/25A 2FIGURE 2. Solder Lug Terminals.
3、Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-83731/25A 3FIGURE 3. Standard Hardware and Panel Cut-out.FIGURE 4. Standard and Short Levers Lengths.Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS
4、-,-,-MIL-DTL-83731/25A 41 Locked Position 2 Locked Positions 3 Locked Positions FIGURE 5. Locking Levers.Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-83731/25A 5FIGURE 6. Terminal DimensionsREQUIREMENTS: Temperature characteristic: -40qC t
5、o +85qC.Shock type: (50 gs sine wave) method 213, test condition A, MIL-STD-202. Sinusoidal vibration grade: 1 (10 to 500 Hz). Operating characteristics: Enclosure Design: 3 (watertight). Finish: Shall be corrosion resistant, black and lusterless. Dielectric withstanding voltage: Sea level: 1,000 V
6、rms between terminals 2,000 V rms between poles 2,000 V rms between terminals and frame Electrical endurance: At 2A, 250VAC or 4A, 28VDC: 10,000 cycles. At low level (50mV, 10mA): 20,000 cycles Electrical ratings: (Maximum current/voltage rating with resistive load) 2A/250 VAC, 4A/125 VAC, or 4A/28
7、VDC Contact bounce: 2ms max. Sand and dust: Applicable. Explosion: Not Applicable. Low level circuit: Applicable. Qualification: Inspection table of MIL-DTL-83731 Inductive Load: Not Applicable. Lamp Load: Not Applicable. Seal: Sea level only. Provided by IHSNot for ResaleNo reproduction or networki
8、ng permitted without license from IHS-,-,-MIL-DTL-83731/25A 6Military Part or Identifying Number (PIN): The PIN shall consist of the prefix M83731/25, followed in order by the appropriate numeric designator for terminal style and plunger length. M 83731/25- X X X X XXMilitary designation Specificati
9、on sheet number Terminals 1 Solder Lug Terminals 2 PC Terminals Electrical Functions See Table I Momentary(See Table II) Fluorescent Tip 0 None 1 White tip to lever Levers10 Standard 12 Short Lever 1V 1 Locked Position 2V 2 Locked Positions 3V 3 Locked Positions Example: M83731/25-24B02V, PC Termina
10、ls, Momentary (ON-ON-MOM), No Tip, 2 Locked Position Lever.TABLE I. Electrical Functions9 ON OFF ON 8 ON OFF MOM 7 MOM Off MOM 6 ON - ON 4 ON ON ON TABLE II. MomentaryA Non-Momentary B 1/ ON ON MOMC 1/ MOM ON MOMD Momentary 1/ Function 4 Only. Provided by IHSNot for ResaleNo reproduction or networki
11、ng permitted without license from IHS-,-,-MIL-DTL-83731/25A 7FIGURE 8. Wiring for 3-Way Switches (Function 4).FIGURE 7. Terminal IdentificationFlatProvided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-83731/25A 8TABLE III. Lever Positions and Conne
12、ctionsFunction I II III (Flat) 6 ON 1A-3A1C-3C1E-3E1G-3G - ON 1A-2A1C-2C1E-2E1G-2G 7 MOM OFF MOM 8 ON OFF MOM 9 ON 1A-2A1C-2C1E-2E1G-2G OFF ON1A-3A1C-3C1E-3E1G-3G 4 ON ONMOM1A-2A1C-2C1E-2E1G-2G ONONON1A-2A1C-3C1E-2E1G-3G ONMOMMOM1A-3A1C-3C1E-3E1G-3G The margins of this specification are marked with
13、vertical lines to indicate where modifications 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 ir
14、respective of the marginal notations. Referenced Documents: MIL-DTL-83731 MIL-STD-202 Custodians: Preparing activity: Army - CR DLA - CC Air Force - 11 Navy - EC (Project 5930-2008-075) DLA - CC Review activites: Air Force 99 NOTE: 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-,-,-
