Insulation tester Tenmars YF-520

Insulation tester Tenmars YF-520

Tenmars YF-520 is a needle thread insulation resistance measuring device, designed very compact and convenient. It is used to measure resistance to motor windings, transformers, printed circuit boards, etc.

Tenmars YF-520 will be an indispensable tool in the pocket of all electrical and electronic engineers. If the product has a low price, it is genuine, why not contact us to own it.

Functions of Tenmars YF-520 Insulation Tester:

• Insulation resistance in fast time, accurate measurement results
• Electrical conductivity test
• Save battery, the battery can be used for a long time
• Has set up the function of automatic shutdown
• The rotating button is designed on the body of the camera, making it easy for users to use, flexible to adjust between modes.
• Hand-held, compact and convenient design.

Tenmars YF-520 Specifications:

• Isolation test Rated output voltage 250V 500V 1000V
• Measurement range 0 ~ 50MΩ 0 ~ 100MΩ 0 ~ 2000MΩ
• Output voltage for open circuit 1MΩ 2MΩ 50MΩ
• Output voltage At 0.25MΩ min
• The voltage is 250VDC at 0.5MΩ min
• The voltage is 500VDC at 1MΩ min
• The voltage is 1000VDC
• Short-circuit output current Approximately 1.3mA
• Output current 20MΩ ~ 50MΩ 50MΩ ~ 100MΩ 1000MΩ ~ 2000MΩ
• Accuracy at 0.05MΩ ~ 10MΩ within ± 5% of indication value At 1MΩ ~ 20MΩ within ± 5% of indication value At0.2MΩ ~
• 40MΩ within ± 5% of indication value
• Other ranges are higher than ± 1% of the follower scale
• Low Resistance Test Measuring range of 0 ~ 2Ω 0 ~ 20Ω
• Output voltage for short circuit DC 4V ~ 9V
• Short-circuit output current Min dc 200mA
• Resolution within ± 3% of full scale length
• AC voltage measuring range: 0 ~ 600V
• AC voltage accuracy Within ± 4% of full value

Packing:

• Main equipment
• The battery
• User manual
• Warranty information