ECA-520DAAC-1990.pdf
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1、. E I A 520DAAC 90 3234600 0073507 3 M o a a t a O C u v) I w 0 ANSI/ EIA-520DAAC-19 O O APPROVED: May 18, 1990 SPECIFICATION l Detail Specification on 4 Pole Toggle Switches EIA-520DAAC JUNE 1990 ELECTRONIC INDUSTRIES ASSOCIATION ENGINEERING DEPARTMENT The NECQ System Copyright Electronic Component
2、s, Assemblies O nt.0 o51-j p- STEEL 4 I I - _ _ FED STD NO. 66, 55, O00 PSI (MIN SULPHLTR OR PHOSPHORUS: SHALL NOT EXCEED 0.05 BY WEIGHT) hl A TE RIAL FINISH CADMIUM PLATE QQ - - P 4 MIL HARDWARE CAN BE REPLACED BY MS35206-241 ( -164-32) 6 .fOf0.20 # - 3 ( .2 6 32.0 07) kES t0.00 ( “ ? O 3 I 635-0.8
3、0 +OOO) MATERIAL FED STD NO. 66 FINISH PASSIVATE MS51957-26 ( .138-32) hlIL HARDWARE CAN BE REPLACED BY hls51957-41 (. 164-32)- J I THREAD S RIA TER IA L I MIL HARDWARE EU-520DAAC Page I1 QQ-S- 700 CADMIUM PLATE QQ-P-416, TYPE II, CLASS 3 CAN BE REPLACED BY MS35338-41 ( .138) Rls35338-42 (.164) ZE 1
4、 CRES 1 /-38-32UNC- 2 A MA TE RIAL FED STD NO. 66 MIL HARDWARE CAN BE REPLACED BY - 1 : : ; ; . FINISH PASSIVATED - BRONZE MA TER IA L QQ-B750, COMPOSITION A, HARD FINISH CADRIIUM PLATE QQ-P-416, TYPE II, CLASS 3 MS35338-98 ( ,138) RIIL HARDWARE CAN BE REPLACED BY R.Is35338-99 (. 164) FIGURE 8 - PAN
5、 HEAD S C R E W DIIIE#SIOIQS .0 * . I S 4 (.O 3 4+D O 3) PIGRE 9 - SPLIT BIHG WCKWASHER DIP!EMSIOHS Copyright Electronic Components, Assemblies & Materials Association Provided by IHS under license with ECA Licensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/30/2007 00:14:34 MDTN
6、o reproduction or networking permitted without license from IHS -,-,- E I A 520DAAC 90 3234600 0073520 b EIA-520DAAC Page 12 1.9 Ratings and Characteristics 1.9.1 Ratings Al titude Electrical - power - logic level - low level Flammability Fluid resistance Fungus resistance Icing Moisture resistance
7、Random vibration Salt Spray Sand and Dust Sealing Shock Temperature Thermal Shock Vibration 1.9.2 Characteristics Actuator grounding Altitude voltage proof see note 1 1 Capacitance Contact bounce EM1 shielding Endurance - electrical (at high temp. - logic level - low level - mechanical and at 65,000
8、 ft) Explosion Immersion in cleaning solvents Insulation resistance Mass including mounting hardware Operating characteristics - Total travel - Operating force Overload Resistance to soldering heat Solderability Strength of - actuator - mounting bushing - termination - IWTS - screw - solder 65,000 f
9、t See Table PI not applicable not applicable applicable not applicable applicable not applicable applicable not applicable 96 hours applicable watertight immersion 75 G, half-sine -55C to 7 0 C -55C to 125C 1 0 G, 10-500 HZ not applicable 500 Vrms not applicable not applicable not applicable 20,000
10、cycles with no sticks or misses not applicable not applicable 40,000 cycles applicable. See clause 1.10.1. not applicable not applicable 0.23 pound maximum See Figure 1 not applicable applicable applicable to solder terminals only applicable to solder terminals only 25 pounds 1 5 pound-inches 1 5 lb
11、 for 5-10 s 5 pound-inches 5 pound Copyright Electronic Components, Assemblies & Materials Association Provided by IHS under license with ECA Licensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/30/2007 00:14:34 MDTNo reproduction or networking permitted without license from IHS -
12、,-,- E I A 520DAAC 90 m 3234600 0073521 8 m 28 Vdc resistive inductive lamp load EIA-520DAAC Page 13 115 Vac, 60 & 400 Hz resistive inductive lamp load Switch “resistance not applicable Temperature rise - at 6,000 cycles 30C maximum - at 20,000 cycles 50C maximum Voltage proof see note 11 1500 Vac l
13、amp load NOTE I : After electrical endurance testing, the points of application of the test voltage shall be from terminals to ground only. 115 Vac, 60 & 400 Hz resistive inductive lamp load 1.10 Increased severities or requirements which are additional to those specified in the generic and/or secti
14、onal specification resistive 1.10.1 Explosion inductive Object: The objective of the test is to assess whether a switch, while operating, will ignite an ambient explosive atmosphere prevalent in aircraft applications. This test is not necessary for switches which are enclosed in housings (casings) d
15、esigned to prevent flame or explosion propagation. Test Method: Switches shall be tested in accordance with Method 109 of MIL-STD-202. Switches shall be operated at their maximum rated dc inductive current at the rated voltage. Criteria: The explosive mixture in the test chamber surrounding and exte
16、rnal to the switch shall not explode whether or not an explosion occurs within the switch. Switches shall be electrically operable after the test. TABLE II - ELECTRICAL RATING CODES CODE 1 2 I current capacity (amperes) 20 18 20 18 5 4 I 8 4 2 Copyright Electronic Components, Assemblies & Materials
17、Association Provided by IHS under license with ECA Licensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/30/2007 00:14:34 MDTNo reproduction or networking permitted without license from IHS -,-,- - EIA 520DAAC 90 m 3234b00 0073522 T EIA-5 20DAAC Page 14 SECTION TWO - INSPECTION REQ
18、UIREMEFITS Q 2. Inspection Requirements 2.1 Qualification Approval inspection requirements shall be in accordance with Table III for multiple product approvals. 2.2 Quality Conformance Inspection requirements are prescribed in Table IV for lot-by-lot inspections and Table VI for periodic inspections
19、. For visual examination, the clarification of major and minor defects shall be in accordance with Table V. TABLE III - QUALIFICATION TEST FOR MULTIPLE PRODUCT APPROVAL Test Method & . Test Group GROUP A (non-destructive) Visual examination Dimensions Mass Functional operation Operating characterist
20、ics Voltage proof GROUP B (destructive) Solderability Strength of terminations Strength of actuator Overload Elect. endurance-high temp. Elect. endurance-altitude Temperature rise Voltage proof Operating characteristics Sealing-watertight immersion Group C (destructive) Thermal shock Vibration Shock
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