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{"title":"---DX8001A Water Diffusion Test Machine","imgUrl":"https:\/\/img.chinax.com\/nimg\/b4\/9c\/d372a8890011690daca8b25d8c57-200x200-1\/dx8001a_water_diffusion_test_machine.jpg","attrs":[]}
{"title":"Laboratory Salt Spray Corrosion Tester NSS \/ CASS Tester Machine 220V 2KW 50H","imgUrl":"https:\/\/img.chinax.com\/nimg\/b3\/17\/b9ace483f983e95a44804413ee21-200x200-1\/laboratory_salt_spray_corrosion_tester_nss_2f_cass_tester_machine_220v_2kw_50h.jpg","attrs":{"Place of Origin":"China","Brand Name":"CHENGFENG","Certification":"ISO,CE","Minimum Order Quantity":"1 Set"}}
{"title":"Electro Hydraulic All Purpose Material Testing Machine Microcomputer Controlled","imgUrl":"https:\/\/img.chinax.com\/nimg\/4d\/1e\/703d82402227ef82b6d6d51a458a-200x200-1\/electro_hydraulic_all_purpose_material_testing_machine_microcomputer_controlled.jpg","attrs":{"warranty":"1 Year","model number":"CF8329A","power":"6000W","Voltage":"220V"}}
{"title":"ASTM D149 Solid State Voltage Breakdown Tester Lab Rubber Test Equipment","imgUrl":"https:\/\/img.chinax.com\/nimg\/03\/02\/fe2bbc8e264ddd5ba72a00a42a14-200x200-1\/astm_d149_solid_state_voltage_breakdown_tester_lab_rubber_test_equipment.jpg","attrs":{"warranty":"1 Year","customized support":"OEM, ODM, OBM, Software reengineering","power":"6KW","Accuracy":"\u2264 5%"}}
{"title":"HV Polymeric Insulator Testing Machine Track And Erosion Testing Wheel Tracking","imgUrl":"https:\/\/img.chinax.com\/nimg\/65\/64\/ceb8a1baf8d8e99a36f3cec0bc71-200x200-1\/hv_polymeric_insulator_testing_machine_track_and_erosion_testing_wheel_tracking_apparatus_iec_62730_2024.jpg","attrs":{"warranty":"5Year","customized support":"OEM, ODM, OBM, Software reengineering","place of origin":"Guangdong, China","power":"45KW"}}
{"title":"CF High Voltage Insulation Material Breakdown Test Device","imgUrl":"https:\/\/img.chinax.com\/nimg\/97\/b9\/04875e577f269e0a0f3aed65e62c-200x200-1\/cf_high_voltage_insulation_material_breakdown_test_device.jpg","attrs":{"Price":"Negotiate","Place of Origin":"China","Brand Name":"CHENGFENG","Certification":"ISO,CE"}}
{"title":"High Frequencies Dielectric Constant Tester For Testing Insulation Materials","imgUrl":"https:\/\/img.chinax.com\/nimg\/9f\/ec\/cbf3346f2830a561f322953a6241-200x200-1\/high_frequencies_dielectric_constant_tester_for_testing_insulation_materials.jpg","attrs":{"Price":"US$2000-$30000","Accuracy":"\u22645%, below 150PF \u00b1 1.5PF","Measurement range of Q value":"5-999","Q value range classificatio":"30, 100, 300, 999, automatic or manual shifting"}}
GB/T 19519-2014, Insulators for overhead lines – Composite suspension and tension insulators for a.c. systems with a nominal voltage greater than 1000 V – Definitions, test methods and acceptance criteria
GB/T 22079-2008, Polymeric insulators for indoor and outdoor use with a nominal voltage greater than 1000 V – General definitions, test methods and acceptance criteria
Guidelines for Power Grid Material Inspection (2017 Edition), Chapter 26, Grade B Water Diffusion Test for Core Rod of Suspension Composite Insulator
2. Test Requirements
The water diffusion test for insulator core rod consists of two parts: boiling treatment and high voltage withstand test. As specified in GB/T 19519-2014, no surface flashover or breakdown shall occur during the test, and the leakage current shall not exceed 100 μA.
CHENGFENG is a professional manufacturer of Building materials/ Wire/ Plastics/ Rubber Fire retardant testing equipment
1. Fire Testing Equipment
2. Building Material Fire Tester
3. Wire and Cable Fire Tester
4. Environmental Test Chamber
5. Textile Testing Equipment
6. Plastic T... CHENGFENG is a professional manufacturer of Building materials/ Wire/ Plastics/ Rubber Fire retardant testing equipment
1. Fire Testing Equipment
2. Building Material Fire Tester
3. Wire and Cable Fire Tester
4. Environmental Test Chamber
5. Textile Testing Equipment
6. Plastic T...
