This part of GB/T 22719 specifies the test methods for the inter-turn insulation of scattered-embedded windings of AC motors. This part applies to the inter-turn insulation detection of loose embedded windings of three-phase or single-phase AC motors with a rated voltage of 1140V and below.
GB/T 22719.1-2008 Referenced Document
JB/T 9615.2-2000 Test Limits of the interturn insulation on random wound winding for AC low-voltage machines
GB/T 22719.1-2008 history
2008GB/T 22719.1-2008 Interturn insulation of random-wound winding for AC low-voltage electrical machines.Part 1:Test methods