This standard specifies the general requirements for reliability verification tests of overload relays, including overload relay reliability indicators, reliability levels, reliability test conditions, reliability test plans and reliability test procedures, etc. This standard applies to products that comply with the provisions of GB 14048.4 or GB 14048.6, and can be used as a guiding document for manufacturers to formulate overload relay reliability indicators and test methods.
JB/T 10712-2007 history
2007JB/T 10712-2007 Reliability test method of overload relay