DIN VDE 0620-1 Bild 43 Lateral Protective Contact Test Fixture

This DIN VDE 0620-1 Bild 43 test fixture is engineered to evaluate the lateral protective contacts of fixed sockets for household and similar applications, ensuring full compliance with DIN VDE 0620-1 (2021-02 edition) Bild 43 requirements. Fabricated from stainless steel, the device incorporates precise structural engineering and dimensional control to apply specified torque loads to lateral protective contacts, verifying contact integrity following mechanical stress testing. By assessing whether Gauge 4 inserts smoothly post-test, the fixture validates socket product reliability and regulatory compliance, serving as an essential instrument for quality assurance in electrical socket manufacturing and certification processes.

Specifications:
• Applicable Standard: DIN VDE 0620-1 (2021-02 edition) Bild 43
• Core Function: Testing lateral protective contact performance in fixed sockets
• Material: Stainless steel (Stahl, rostfrei)
• Applied Torque: 100 ± 5 Ncm
• Torque Application Duration: 1 min ± 5 s
• Key Dimensional Specifications (tolerances included where specified):
– 26.9 ± 0.2 mm
– R19 ± 0.06 mm
– 12 mm (non-mandatory dimension)
– 1.5 ± 0.1 mm (non-mandatory dimension)
– 0.5×45° chamfer
– 0.3×45° chamfer
– 1×45° chamfer
• Supplementary Requirement: Necessary clearances are permitted to ensure the gauge rests flat on the base.

Test Procedures:
• Prepare three new test sockets (fixed sockets for household and similar purposes) and verify the test device is clean, intact, and meets dimensional specifications.
• Position the first test socket and apply torque to its lateral protective contacts using the device per the configuration in Bild 43a, maintaining 100 ± 5 Ncm torque for 1 min ± 5 s (clockwise direction).