JB/T 4279.7-1994 Testing equipment for enameled wire and methods for verification of testing equipment - Exposure to electric heat and forced ventilation test chamber

JB/T 4279.1-1994 Test equipment verification methods for enamelled wire winding test equipment general rules JB/T 4279.3-1994 Painted winding wire test equipment verification method - Extension test instrument JB/T 4279.4-1994 Painted coil winding wire test equipment verification method Rebound angle tester JB/T 4279.5-1994 Testing Instrument and Equipment Verification Method for Enameled Wire Winding. Emergency Pull-Off Testing Instrument JB/T 4279.6-1994 Testing equipment calibration methods for paint-wrapped winding wires - Pull-off tester JB/T 4279.8-1994 Calibration Methods for Test Instruments and Equipment for Enameled Winding Wires - Softening and Breakdown Test Instrument JB/T 4279.9-1994 The calibration method for testing instruments and equipment for enameled wire is a unidirectional scraping test instrument JB/T 4279.10-1994 Testing equipment calibration methods for enameled wire windings JB/T 4279.11-1994 Painted wire assembly line test equipment calibration method - breakdown voltage tester JB/T 4279.12-1994 Low-voltage Paint Film Continuity Tester for Painting Line Assembly Test Equipment Verification Method JB/T 4279.13-1994 Testing Instruments and Equipment for Enameled Wire. Verification Method for High-Voltage Enamel Coating Continuity Testing Instrument

JB/T 4279.7-2008 Specification for the Verification of Test Instruments and Equipment for Enameled Wire Winding. Part 7: Electric Heating Forced Ventilation Test Box