This standard of DT 846 specifies the product technical requirements, test methods, inspection rules and product marking, packaging, transportation and storage of power transformer on-load tap (on-load voltage regulating) switch testers. This standard applies to the production and overhaul of power transformer on-load tap (on-load voltage regulation) switch testers (hereinafter referred to as testers).
DL/T 846.8-2004 history
2017DL/T 846.8-2017 General Specifications for High Voltage Test Equipment Part 8: On-load tap-changer tester
2004DL/T 846.8-2004 General technical specifications for high voltage test equipments Part 8: detector of on-load tap-changers