欧美怡红院视频一区二区三区_中文日韩字幕一区在线观看_国产精品免费视频一区_成年人免费黄色

【Scope of application】

It is professionally used to test the voltage withstand performance of safety helmets, mainly used in electrician helmet manufacturers and fire helmets, police and military helmet manufacturers and related testing institutions.

【Related standards】

GB/T 2812-2006 "Testing Methods for Safety Helmets", GB/T 2811-2007 "Safety Helmets"

【technical parameter】

1. Single-chip microprocessor control, easy to operate

2. Pass/Fail Judgment

3. Sound and light alarm

4. Timing/manual test optional

5. AC output voltage: 0 ~ 5kV; three-digit digital tube display; output voltage error: ±1%

6. Leakage current test range: 0.5 ~ 20.0 mA; four-digit digital tube display; leakage current cut-off error: ±1%

7. Timing range: 1～999 S; timing error: ±1%

8. Volume: 320mmX180mmX250mm

9. Weight: about 10Kg

10. Power supply: AC220V 50Hz