GOST IEC 60255-127-2014 Measuring relays and protection equipment Part 127 Functional requirements for over under voltage protection《测量继电器和保护装置 第127部分 过电压 欠电压保护的功能要求》.pdf

1、 , () INTERSTATE COUNCIL FOR STANDARDIZATION, METROLOGY AND CERTIFICATION (ISC) IEC 60255-127 2014 127 (IE 60255-127:2010, IDT) 2015 IEC 60255-127 2014 II , 1.092 . 1.22009 . , . , , , 1 - ( ) - - () , 5 2 3 , (- 25 2014 . 45-2014) : ( 3166) 004 97 ( 3166) 004 97 AM BY KG MD RU TJ UZ - 4 01 2014 . 8

2、38- IE 60255-1272014 - 01 2016 . 5 IE 60255-127:2009 Measuring re-lays and protection equipment - Part 127: Functional requirements for over/under voltage protection (- . 127. ). IEC/TC 95 . (en). , - , , , - . - . (IDT) 6 IEC 60255-1272014 III - , . () - - . , , 2015 -, - IEC 60255-1272014 IV , - I

3、EC 60255 , , . : - - - ; - - . - IEC 60664-1 - . . IEC 60255-127 2014 1 127 Measuring relays and protection equipment. Part 127. Functional requirements for over/under voltage protection 2016 01 01 1 / . , . , - -. - . - : IEEE/ANSI C37.21, IEC 61850-7-42, 27 PTUV - 27D PTUV 59 PTOV / 59N/59G PTOV /

4、 47 PTOV IEC 60255-1. 2 . ( -). IEC 60044(all parts) Instruments transformers ( ) IEC 60255-1 Measuring relays and protection equipment - Part 1: Common requirements ( - . 1. ) - , 1 , - . (), - () . , , , , . IEC 60255-1272014 2 3 . 3.1 (theoret-ical curve of time versus characteristic quantity): -

5、 . 3.2 (curves of maximum and minimum limits of the operate time): , , - - . 3.3 () (GS) (setting value (start) of the characteristic quantity (GS): , - . 3.4 (start time): , , , - , . 3.5 (operate time): , , -, , . IEC 60050 (447-05-05) 3 3.6 (disengaging time): - , , -. IEC 60050 (447-05-10) 3 3.7

6、 (reset time): , , , , . IEC 60050 (447-05-06) 3 3.8 (overshoot time): - , ( -)/ ( ) ( -)/ ( ) -. 3.9 (GD) (threshold of independent time operation (GD): . 3.10 (reset ratio): , () ( ON OFF) - . , , - 100 %, 100 %. 4 4.1 , , , , 1. . IEC 60255-1272014 3 1 4.2 / , . ( ). IEC 60255-1. ( IEC 61850-9-24). , , - . , , , : - ; - (, ); - ; - , . , : - ; - ; - ; - : - . 4.3 ( ), -. - . 4.4 4.4.1 4.4.1.1 - . - () . : - (. ); - (. ). IEC 60255-1272014 4 - , GS , -. 4.4.1.2 - (GS) top. - , - . t(G) = top, G GS. - 2. 2 t(G) = top, G GD ( ) G GS. GS, tr, . G GS , - GS, 7. , - GS