ECA-520AAAA-A-1991.pdf
《ECA-520AAAA-A-1991.pdf》由会员分享,可在线阅读,更多相关《ECA-520AAAA-A-1991.pdf(16页珍藏版)》请在三一文库上搜索。
1、a a I a a a O (U v) I W a - E I A 520AAAA-A 91 3234600 0077347 - ANSI/ IA- 52 O AAAA- A- 19 Q I APPROVED: May 31,1991 EIA SPECIFICATION Detail Specification for Nonsensitive Pushbutton Switch Single-Pole Contact E IA=520AAAA=A (Revlcion of EIA-52OAAAA) ELECTRONIC IN DUSTRI ES ASSOCIATION ENGINEERING
2、 DEPARTMENT Approved For Use In The NEC0 System Copyright Electronic Components, Assemblies the latest issue of EIA 520A000, Sectional Specification for Pushbutton Switches of Certified Quality; and the latest issue of EIA 5200000, Generic Specification, Special Use Electromechanical Switches of Cer
3、tified Quality. 1 . GENERAL 1.1 SCOPE The family of momentary contact, nonsensitive pushbutton switches covered by this detail specification: a) mount in a panel hole with a clearance diameter for a 1/4-32UNEF-2A thread. b) have a maximum rated voltage of 115 Vac. .A c) have a maximum rated current
4、of 1 A 1 . 2 “PE DESIGNATION Switches covered by this detail specification shall be identified as follows and in the order shown: a) the number of this detail specification. b) discrete switch identification per Table N. EXAMPLE: EIA 520- 001 Discrete switch identification per Table IV Number of thi
5、s detail specification 1.3 MARKING The marking of the switch and containing package shall be in accordance with paragraph 2.5 of Generic Specification EIA-5200000. O O O Copyright Electronic Components, Assemblies ;) THICK CIRCUIT DIAGRAM - 6a SINGLE POLE SINGLE THROW NORMALLY CLOSED FIGURE -3 PART
6、-005, -006 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 01:49:46 MDTNo reproduction or networking permitted without license from IHS -,-,- . E I A 520AAAA-A 9
7、3 m 3234600 0077357 O W EIA-520AAAA-A Page 8 t (. 19) 1 - - p f 9.53 (.375) ri I I - BUTTONCAP / - 114- HEX. 7.92 “ T I N G H I T ( ACROCS FLATS ( THICK .- CIRCUIT DIAGRAM I r-3 FIGURE 4- PART -007, -008 SINGLE PME SINGLE THROW NORMALLY CLOSED FIGURE 5 PART -009, -010 NOTES. APPLICABLE TO ALL F I W
8、E S : I . DIMENSIONS ARE DENOTED AS FOLLOWS: 0.0 = MM (0.000) = INCHES 2. METRIC DIMENSIONS ARE BASED UPON 1.0 INCH = 25.4 MILLIMETERS. 3. UNLESS OTHERWISE SPECIFIED, INCH DIMENSION TOLERANCES ARE: TWO PLACE .00) = t.015 THREE PLACE ( . O 0 0 1 = *.O10 TERMINAL DETAIL. TYPICAL FOR ALL FIGURES. Copyr
9、ight 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 01:49:46 MDTNo reproduction or networking permitted without license from IHS -,-,- E I A 520AAAA-A 91 3234b00 0077358
10、2 c EI A-SOAAAA-A Page 9 TABLE 1 QUALIFKATION APPROVAL INSPECiON TEST D/ND ND ND ND ND ND ND ND D D D D ND ND ND ND ND ND D ND ND - ts. - t.d 9d 25 ea ( 1 ) Test Method & Group Test No. GrOUD A V i s u a l Examination Dimensions Functional Operation Switch Resistance Voltage Proof Operaihg Character
11、istics 1-1 1-2 1-5 2-2 3-1 1-6 M M M M M M Grow B Capacitance Solderability Strength of Terminals Strength of Actuator Electrical Endurance Temperature Rise Operating Characteristics Switch Resistance Insulation Resistance Voltage Proof Seal 17-1 11-2 6-4 6-1 See 2 . 3 4-1 1 4 2-2 2-5 3-1 13-1 M M M
12、 M M M M M M M ws 5 ea. (i) 1 Group 5 ea. ( 1 ) Logic Level Endurance Switch Resistance Operating Characteristics See 2 . 3 2-2 14 M M M 5 ea. ( 1 ) GrouD D See 2 . 3 2-1 1 - 6 M D M ND M ND Low Level Endurance Switch Resistance Operating Characteristics 5 ea. (1) Thermal Shock Vibration Shock H u m
13、 i d i t y Operating Characteristics Switch Resistance Insulation Resistance 10-2 5-3 5-2 10-1 1 - 6 2-2 2-5 3-1 M D M D M D M D M ND M ND M ND M ND Group F Sait Spray 1 0 - 4 M D 5 ea. (1) Copyright Electronic Components, Assemblies & Materials Association Provided by IHS under license with ECA Lic
14、ensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/30/2007 01:49:46 MDTNo reproduction or networking permitted without license from IHS -,-,- EIA-520AAAA-A Page 10 E I A 5 2 0 A A A A - A 91 3234600 0077159 4 = * KEY: M = mandatory test WS = when specified test D = destructive test
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- ECA 520 AAAA 1991
链接地址:https://www.31doc.com/p-3755697.html