NFC 61-314 Figure 9 Test Probe – Hazardous Part Accessibility Verification Gauge
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The NFC 61-314 Figure 9 Test Probe is a precision safety verification instrument engineered to assess the inaccessibility of hazardous live parts in electrical equipment. This specialized gauge is designed for compliance with international safety standards including NFC 61-314 (French national standard), IEC 61032 (International Electrotechnical Commission), and UL 61010 (Underwriters Laboratories). The probe features a rigid stainless steel body manufactured to exact dimensional tolerances, ensuring consistent testing performance, coupled with an insulating nylon handle that provides secure grip and operator protection. Engineered to simulate accidental human contact scenarios, this instrument verifies whether energized components or moving mechanical parts remain inaccessible—a critical requirement for preventing electrical shock hazards and mechanical injuries. Constructed with lightweight yet durable materials, this test probe strictly adheres to the technical specifications outlined in NFC 61-314, making it an essential tool for manufacturers targeting markets requiring compliance with French and European Union safety regulations.
Technical Specifications:
• Probe Type: NFC 61-314 Figure 9 Test Probe (hazardous part accessibility verification instrument)
• Material Composition: Probe Body: 304 Stainless Steel (corrosion-resistant, maintains dimensional stability)
• Handle Material: Reinforced Nylon (electrically insulating, heat-resistant, non-slip surface)
• Dimensional Parameters:
– Probe Diameter: 5.0 mm ± 0.1 mm (per NFC 61-314 requirements)
– Total Length: 120.0 mm ± 0.2 mm
– Probe Tip Configuration: Hemispherical, radius 2.5 mm ± 0.05 mm (smooth surface to prevent enclosure damage)
• Primary Function: Verification of hazardous live/mechanical part inaccessibility in electrical equipment according to NFC 61-314 standards
• Applied Force: Negligible force application (simulates light, accidental user contact scenarios)
Standardized Test Procedures:
• Conduct visual inspection of the probe for any physical damage (e.g., deformation of steel body, cracks in nylon handle) that could compromise measurement accuracy.
• Energize the electrical equipment under test and allow it to reach normal operating conditions.
• Securely grip the insulating handle and align the probe tip with potential access points (e.g., ventilation openings, control panel gaps).
• Apply gentle guidance to direct the probe toward internal hazardous components (e.g., energized conductors, rotating mechanical assemblies).
• Determine whether the probe makes contact with any hazardous elements.
• Document test results indicating compliance or non-compliance with NFC 61-314 safety requirements.
Application Scenarios:
• Safety compliance testing of household appliances (e.g., washing machines, electric ovens) for French market certification (NFC 61-314:2020 Figure 9).
• Regulatory compliance verification for small industrial electrical tools (e.g., workshop drills) distributed in European Union French-speaking regions.
• Accessibility verification of commercial kitchen equipment (e.g., electric griddles) to ensure protection against contact with energized or high-temperature components.
• Quality assurance testing for home medical devices (e.g., portable oxygen concentrators) requiring compliance with French safety standards.
• Post-production safety audits of consumer electronics (e.g., space heaters) intended for markets including France, Belgium, and Switzerland.
NFC 61-314 Figure 9 Test Probe – Hazardous Part Accessibility Verification Gauge
Tags：NFC 61-314 , SMT-20N