GOST R 8 746-2011 State system for ensuring the uniformity of measurements State verification schedule for instruments measuring the ratio error and phase displacement of a c powero 75.pdf

1、 8.7462011 0,1/ 3 750/ 3 27 2002 . 184- , 1.02004 . 1 - ( )2 3 13 2011 . 1069-4 , - . () . - , , 2013 , - - II 8.7462011 0,1/ 3 750/ 3 State system for ensuring the uniformity of measurements.State verification schedule for instruments measuring the ratio error and phase displacement of a.c.power fr

2、equency voltage in the range from 0,1/ 3 to 750/ 3 kV 201301011 - 0,1 10000 0 0,1 - 0,1/ 3 750/ 3 . - - .1 ( ) 0,1/ 3 750/ 3 ( ) - () ().2 : 8.21688 . . 19832001 . 1310997 . -. 236252001 . - - - , 1 , , . (), - () . , , , , .1 8.7462011 3 3.1 ( ) -, - 0,1/ 3 750/ 3 . .3.2 . - :1) () - U1 1,5U1( U1 )

3、, - , , , - . - 40 150 , :103U1c163 c1634104c215U1.(1) 5 c215 106%/, =c45c230c232c231c231c246c248c247c247100/(U U),(2) ,; , ;U , ;U , ;U1 , . c100 U1 5 c215 106, c100=c1122 c106u/i,(3) c106u/i -, . 5 c215 104%/, =Ctttc45c230c232c231c231c246c248c247c247100/(t t),(4)t , ;t , ;t , ;t , .c110 5 c215 106

4、%/, c110= c110=CTTTc45c230c232c231c231c246c248c247c247100/( ),(5)T , ;T , ; , ; , .2) () U2 10U2( U2 ), - -2 8.7462011, , , 1000 5000 31042c215Uc163 Coc1631052U, (6) U2 . , (2), 5 c215 106%/. c100 U2, (3), 5 c215 106. , (4), 5 c215 104%/. c110 , (5), 5 c215 106%/.3) , - 106 50 c215 103A, 50 , - u 0,

5、1 10000, c106u 0 0,1 , , , - c177 3 %, c177 0,05 13109. . , - , (0,80,9)U2, . 1= /( / I/I, ), - c1061=c106I (/)(c106I (/) , - ). (-, ). U1, U2. 2= /c215 u()( / - I/I, -, u () ), c1062= c106I (/)+ c106u ()( c106I (/) , ; c106u () ). (- ) c100Ku(), , ( ) (c68c106u(), , :c100Ku()= 112c45c230c232c231c23

6、1c246c248c247c247MMKKKu( )100,(7) 1 , ;2 , ;Ku( ) .c68c106u()= c1061+ c1062, (8) c1061 , ;c1062 , .3 8.74620113.3 , -:- : f, (50 c177 0,05) , U 0,1 550 , I 0,05 U = 550 , - 1 %, 13109;- () -, (1)(5), U=0,1/3. 750 3 ;- () ,(1)(6),U2=0,1/ 30,4;- () 10 9 () 10 0,5 , 0,02 20( ) c106i03,0c215 103 ( c106i

7、 ) u 0,1 10000 c106u 0 0,1 .3.4 , , :- Ku 0,1 10000;- c106u 0 0,1 . U, Ku c106u , 0,1/ 3 750/ 3 .3.5 Ku ( )(Ku) c163 1,2 c215 105+0,8c215 109Ku () , c113 (Ku) c163 2,47 c215 105 P = 0,95, Ku () () -. , - , uA(Ku) c163 1,2 c215 105+0,8c215 109Ku (). , , uB(Ku) c1631,3 c215 105.3.6 c106u(c106u) c163 2 c215 106+ 0,005c106u () - c113 (c106u) c1633,8 c215 105 P = 0,95, c106u () () . , - , uA(c106u) c1632 c215 106+ 0,005c106u (). , , uB(c106u) c1632,0 c215 105.3.7 c1100(Ku) c163 1,0 c215 103%/ Ku c1100(c106u) c163c163 1,0 c215 105/ c106u.3.8 Ku c106u - , .3.9