1、 , () INTERSTATE COUNCIL FOR STANDARDIZATION, METROLOGY AND CERTIFICATION (ISC) IEC 61557-7 2013 1000 1500 . , 7 (IEC 61557-7:2007, IDT) IEC 61557-72013 II , 1.092 . 1.22009 . , . , , , 1 - () 2 () 3 , ( 27 2013 . 59-) : ( 3166) 00497 ( 3166) 00497 AM BY KG MD - RU TJ UZ 4 11 2014 . 112- IEC 61557-7
2、2013 1 2015 . 5 IEC 61557-7:2007 Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 7: Phase sequence ( 1000 1500 . , . 7. ). IEC/TC 85 . (IEC). (en). (IDT) 6 , . () . , , 2014 , IEC
3、 61557-72013 1 1000 1500 . , 7 Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures. Part 7. Phase sequence 20150101 1 , ( ). , () . - (, ), . , , . 2 . ( ). IEC 60417:1993 Graphical symbols
4、for use on equipment ( ). IEC/TR 61010-3-031:2003 Safety requirements for electrical equipment for measurement, control, and laboratory use Part 3-031: Conformity verification report for IEC 61010-031:2002 Safety requirements for hand-held probe assemblies for electrical test and measurement ( , , .
5、 3-031. IEC 61010-031:2002. ). IEC 61557-1:2007 Low-voltage electrical distribution network up to 1000 V a.c. and 1500 V d.c. Electrical safety. Equipment for testing, measuring or monitoring of protective measures Part 1: General requirements ( 1000 1500 . . , . 1. ). 3 IEC 61557-1. 4 IEC 61557-1,
6、. 4.1 85 %-110 % 95 % 105 % . 4.2 - IEC 61557-72013 2 . 4.3 . 4.4 ( II). 4.5 , , , , 3,5 . , , . . 110 % . 4.6 , , , 120 % , , 120 % . 4.7 , - , , . : - 3,5 ; - 0,75 2; - 0,07 ; - . 4.8 - 6.3. : - ; - ; - , , , ; - . 4.9 , 4.8, , : - , ; - , , . 5 5.1 , IEC 61557-1, : 5.1.1 5172 IEC 60417. 5.1.2 . 5
7、.1.3 L1, L2 L3 . 5.2 , IEC 61557-1, , 4.9. : 6 IEC 61557-1, , 6.16.3, . 6.1 4.1 4.2 6.1.1 ( ). IEC 61557-72013 3 500 30 1000 . . - , . . 6.1.2 75 (A) ( ). (- ). 6.2 4.5 . , , , , 110 % , . , 4.5. (- ). 6.3 ( ) 6.3.1 , , .1, 2 . 1 50 . , . 6.3.2 , .2, : - , 2 ; - . 6.4 4.7 ( ). 6.5 4.6 10 , 120 % , , , , 120 % ( ). 6.6 4.3 1 , , ( ). 6.7 , , ( ). 6.8 4.9 ( ). 6.9 6 . IEC 61557-72013 4 () .1 a ; b ; 2 ; A , ; B .2 IEC 61557-72013 621.317.799:006.354 17.220.20 IDT : ; ; - ; , ; ; ; ; ; 0 01.10.2014. 60x841/8. . . . 0,93. 42 . . 3492. , 123995 , ., 4. www.gostinfo.ru infogostinfo.ru
