1、 , () INTERSTATE COUNCIL FOR STANDARDIZATION, METROLOGY AND CERTIFICATION (ISC) IEC 60947-5-4 2014 5-4 . . (IEC 60947-5-4:2002, IDT) 2015 IEC 60947-5-4 2014 II , 1.092 . 1.22009 . , . , , , 1 - ( ) - - () , 5 2 3 , (- 25 2014 . 45-2014) : ( 3166) 00497 ( 3166) 00497 - AM KG MD RU UZ - 4 9 2014 . 765
2、- IE 60947-5-42014 - 1 2016 . 5 IEC 60947-5-4:2002 Low-voltage switchgear and controlgear. Part 5-4. Control circuit devices and switching elements. Method of assessing the performance of low-energy contacts. Special tests ( - . 5-4. . . - ). - 1.5 ( 3.6). (en). , - , , , - . - . (IDT). 6 IEC 60947-
3、5-4 2014 III - , . () - - . , . , 2015 , - IEC 60947-5-4 2014 IV 1 . 1 2 1 3 2 3.1 2 4 . 4 5 4 6 5 6.1 . 5 6.2 . 7 6.3 . 8 6.4 9 7 . 9 7.1 9 7.2 ( 3) 9 8 10 8.1 . 10 8.2 . 10 8.3 10 9 10 9.1 10 9.2 10 10 , . 12 () , 13 () 14 . 15 IEC 60947-5-4 2014 V , - , - (, : 24 , 1 ; 5 , 10 ). - . IEC 60947-5-4
4、 2014 1 5-4 . Low-voltage switchgear and controlgear. Part 5-4. Control circuit devices and switching elements. Method of assessing the performance of low-energy contacts. Special tests 2016 01 01 1 , - . : ) () 10 ( 24 ) , - , ; b) 10 ( 5 ) , , . , , . , : - ; - , - ; - ; - ; - (, - ); - , ; - . 2
5、. - , - ( ). IEC 60068-1:1988 Environmental testing Part 1: General and guidance, 1 (1992) (- . 1: ) IEC 60068-2 ( ) Environmental testing Part 2: Tests ( - . 2. IEC 60947-5-4 2014 2 IEC 60605-6:1997 Equipment reliability testing-Part 6: Tests for the validity of the constant failure rate or constan
6、t failure intensity assumptions ( . 6. ) IEC 60947-1:1999 Low-voltage switchgear and controlgear Part 1: General rules, 1 (2000), 2 (2001) ( . 1. ) IEC 60947-5-1:1997 Low-voffage swifchgear and confrolgear Part 5-1: Control circuit devices and switching elements Electromechanical control circuit dev
7、ices, 1 (1999), 2 (1999) ( . 5-1. - . ) IEC 61131-2:1992 Programmable controllers Part 2: Equipment requirements and tests (- . 2: ) 3 3.1 . (time interval) - (number of operating cycles). 3.1.1 (reliability): , - (t1, t2). 1 , . 2 , - (IEC 60050-191). IEC 60050-191. 3.1.2 (contact reliability): , .
8、 3.1.3 (failure): . 1 . 2 , . 3 . IEC 60050-191. 3.1.4 (defect): , . -. 3.1.5 ob (observed failure rate ob): . - ( -) . 3.1.6 (assessed failure rate ): , , - , , - . 1 . 2 () , . 3 . 4 : . 5 , . IEC 60947-5-4 2014 3 3.1.7 (constant failure rate period): , , , , - . , . IEC 60050-191. 3.1.8 (controll
9、ing unit): , - , ( , , ). 3.1.9 (steady state) ( ): ( ) . 3.1.10 (load): , . 3.1.11 (duty ratio): . IEC 60050-151. 3.1.12 Uk (contact voltage dropUk): - . 3.1.13 Ukd (defect contact voltage drop Ukd): , , td. 3.1.14 td (defect time td): , , Ukd, . 3.1.15 UON (ON voltage UON ): , . 3.1.16 tON (ON time tON): . 3.1.17 UOFF (OFF voltage UOFF): , - . 3.1.18 tOFF (OFF time tOFF): - , UOFF . 3.2 : (. 2); (. 1); ; ; I ; mc ( ) (mc = 1/ ); (. 4); n (. 4); N (. 9.2.2); Ni i (. 9.2.2); N* () (. 9.2.2); r ; tb , (. 4); td (. 3.1.14); t (. 4); t
