Safety Helmet Electrical Insulation Tester
The Safety Helmet Electrical Insulation Tester is designed to assess the electrical insulation performance of safety helmets. It offers a high degree of automation, precise measurement, and ease of operation, making it suitable for helmet manufacturers, quality inspection laboratories, and safety testing facilities. The device ensures that helmets provide effective protection against electrical hazards.
Application
The tester is widely used for:
(1) Safety Helmet Manufacturers: Verifying insulation performance during production to ensure compliance with safety standards.
(2) Quality Inspection Laboratories: Conducting routine testing for certification or quality control purposes.
(3) Research and Development: Assessing new helmet designs and materials for electrical safety performance.
Specific products tested include: industrial safety helmets, construction helmets, electrical hazard helmets, mining helmets, and high-voltage protective headgear.
Standards
The instrument complies with the following national and international standards:
(1) GB/T 2812-2006 – Safety helmet test method
(2) GB/T 2811-2007 – Safety helmet specifications
Features
(1) Critical Safety Measurement: Quantifies electrical insulation performance to ensure wearer protection.
(2) High Automation: Automated voltage application and measurement for consistent, efficient testing.
(3) Objective Readouts: LED digital display provides accurate current and voltage readings.
(4) Plastic Sink System: Eliminates conductivity issues from metal sinks, ensuring precise results.
(5) Configurable Test Head: Adjustable electrodes to accommodate different helmet shapes and sizes.
(6) High-Voltage Control: Voltage can be increased up to 1200V ±25V within 1 minute and maintained for 15 seconds.
(7) Safety Design: Operator protection included during high-voltage testing.
Technical Parameters
| Parameter | Specification |
|---|---|
| Current Measurement Error | ±1% |
| Voltage Measurement Error | ±1% |
| Timer Error | ±1% |
| Probe Diameter | 4 mm, hemispherical top |
| Voltage Application | Increase to 1200V ±25V within 1 min, maintain for 15 s |
| Voltage Regulator Range | Up to 1500 V |
| Display | LED digital display for current and voltage |
| Test Medium | Plastic sink or water bath system |
| Automation | High degree of automation for test procedure |
Accessories
(1) Electrical insulation test head – configurable according to customer requirements
(2) Power cable – 1 set
(3) User manual – 1 copy
Test Procedures
(1) Place the safety helmet in the plastic sink or water bath system.
(2) Attach the test electrodes to the helmet according to the specified configuration.
(3) Activate the test sequence: gradually increase voltage to 1200V ±25V within 1 minute.
(4) Maintain voltage for 15 seconds while monitoring current and voltage readings.
(5) Record the measurements and verify that the helmet meets insulation requirements.
(6) Repeat for multiple helmets if necessary.
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