1、 , () INTERSTATE COUNCIL FOR STANDARDIZATION, METROLOGY AND CERTIFICATION (ISC) IEC 61921 2013 (IEC 61921:2003, IDT) IEC 619212013 II , 1.092 . 1.22009 . , . , , , 1 - ( ) 2 () 3 , ( 03 2013 . 62-) : ( 3166) 004 - 97 ( 3166) 004-97 AM BY RU UZ 4 11 2014 . 632- IEC 619212013 01 2015 . 5 IEC 61921:200
2、3 Power capacitors. Low-voltage power factor correction banks ( . ). IEC 61921 IEC/TC 33 (IEC). , , , , . (en). . (IDT) 6 IEC 619212013 III , . () . , , 2014 , IEC 619212013 1 Power capacitors. Low-voltage power factor correction banks 20150101 1 , , , . , IEC 60439-1 IEC 60439-3. 2 . , ( ). IEC 604
3、39-1:1999 . 1. , IEC 60439-3:1990 . 3. , , . IEC 60831-1:1996 1000 . 1. . , . . IEC 60931-1:1996 1000 . 1. . , . . 3 , IEC 60439-1, IEC 60831-1 IEC 60931-1. 3.1 (low-voltage a.c. capacitor bank): , , , , , . ., . 1 . 2 . IEC 619212013 2 3.2 (step of capacitor bank): , . 3.3 (automatic reactive power
4、 regulator): , , , , . 1 . 2 . 3.4 It (transient inrush current It): , , , , , , . 3.5 QN() rated reactive power Q (of an assembly): , , ( ). 4 : 1) ; 2) ; 3) , ; 4) , QN, (); 5) , UN, (); 6) , fN, (); 7) (C); 8) ; 9) , (A). 5 , , 5.1 , , , , . , (. . , ) , (, , , , -, . .). , . , , . , , . 5.2 . 5.3 5.3.1 , , , , , , IEC 619212013 3 , . . 5.3.2 , . , . , . , , . 5.3.3 , , . ( ) . , , , . , , , , . ., . 5.3.4 , , : a) , / ;b) / ;c) ;d) ;e) , .5.3.5 , , . , , . , . , ( ) . . ., . , , : a) , (. D); . , , ; b) (. D); . , . IEC 619212013 4 1 UN , . 2 . IEC 60831-1. 5.3.6 ,
