RKP331-A,RKP331Y-A多功能电力仪表RKP331-B,RKP331Y-B多功能电力仪表RKP331-C,RKP331Y-C多功能电力仪表RKP331-D,RKP331Y-D多功能电力仪表RKP331-E,RKP331Y-E多功能电力仪表RKP331-F,RKP331Y-F多功能电力仪表RKP331-H,RKP331Y-H多功能电力仪表RKP331Y-J,RKP331Y-K多功能电力仪表)