1、I ICS29.240ICS 2 9 . 2 4 0 CEC 2 8 1 - 2 0 1 0 Q/GDW 482 2010 Verificationregulationofvoltmeterformeasuring voltage attheinsulating resistancemeters 2 0 1 0 - 0 8 - 2 4 2 0 1 0 - 0 8 - 2 4 Q / GDW I II 1 1 2 1 3 1 4 1 5 2 6 3 A 8 B 9 C 10 13Q / GDW II 2007 2007 555 A B C Q / GDW 1 10 kV 5 G GB 4793.
2、1 1 JJG622 JJF1001 JJF1002 JJG1005 JJF1059 L E ( % % ) x m a V b V ( % ) x a V n % % m x V a b V % x n a V 1 4 Q / GDW 2 x V m V a b n 1 4 a b n b a/5 b b ( % %) a RD b ( % ) a RD n % % b a RD % n a RD 5 8 RD a b n 0.5 1.0 1.5 2.0 1 % 0.5 0.5 1.0 1.0 1.5 1.5 2.0 2.0 1 2 5 6 3 4 7 8 5 20% 5 G Q / GDW
3、 3 500 M 500V U k=2 1/3 1000 a 500V/5000V 5 b 0.2% 0.05% 0.1% c 50Hz 1Hz 2% 0.1% 0.5% 20 3 40% 70% 2 + + + + + + + + + + * + 1 + - 2 * 2 Q / GDW 4 a 5.1 b 1 5.2 L E 1 2 min 5.3 4.2 3 50V 100V 250V 500V 1000V 2000V 2500V 5000V 10000V 2 x V V 0 0 x V V 0 0 100% x V V V x V V 0 0 m V RD V 0 0 100% m RD
4、 V V V Q / GDW 5 3 0 x V KV 0 0 100% x V KV KV x V V o K 0 / m RD KV V 0 0 100% m RD V KV KV Q / GDW 6 4 5 500V 500V 100V 200V 0 0 100% x V V V V x V 0 0 0 100% m RD V V V A 1/10 2 Q / GDW 7 1 Q / GDW 8 A A.1 A % Q / GDW 9 B B.1 B 1 2 3 4 5 6 % Q / GDW 10 C C 1 x V V 0 0 x V V PZV-2 1000 V 1%RD+2D JJF1059 Excel C 0 x V V V x V 0 C 1 / 1 x c V 2 0 / 1 c V C V x V 0 C V x u V x V x u V x 1
