JIS C 1102-3:1997 Direct acting indicating analogue electrical measuring instruments and their accessories Part 3: Special requirements for wattmeters and varmeters
1.1 This standard applies to direct-acting indicating wattmeters and reactive wattmeters with analog display. Note: Multi-function instruments are based on JIS C 1102-7. 1.2 This standard also applies to incompatible accessories (as defined in 2.1.15.3 of JIS C 1102-1) for use with wattmeters and reactive wattmeters. 1.3-1.8 According to JIS C 1102-1.
JIS C 1102-3:1997 history
2007JIS C 1102-1:2007 Direct acting indicating analogue electrical measuring instruments and their accessories -- Part 1: Definitions and general requirements common to all parts
1997JIS C 1102-1:1997 Direct acting indicating analogue electrical measuring instruments and their accessories Part 1: Definitions and general requirements common to all parts