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PTC for smart electricity meter
PTC for control panel
Series load circuit PTC
Overcurrent protection PTC thermistor

Overcurrent protection PTC thermistor

In fuse circuits, the PTC thermistor can resume its protective function after it blows.

  • Item No :

    Overcurrent protection PTC thermistor
  • Resistance Value :

    120Ω±25%
  • Temperature Range :

    -40℃~+125℃(V=0) -20℃~+85(V=Vmax)
  • Thermalcooling time constant :

    ≈100s
  • Insulation voltage :

    600VDC/1min
  • Maximum voltage :

    440VAC/50Hz
  • Switching temperature :

    Ts=130±10℃
  • Withstand voltage :

    VE=600V T=3min
  • Insulation resistance :

    over 100MΩ

Overcurrent protection PTC thermistor

Product Description

The PTC thermistor for overcurrent protection is a protective element that automatically protects and recovers against abnormal temperatures and abnormal currents.

Product Features

  1.  Application scope: Used for overcurrent and overheating protection of transformers (adapters)/primary coils/chargers/digital multimeters/smart electricity meters/micromotors/transistors etc.
  2.  Features:

    ●Contactless circuit and component protection

    ●Automatically limit overcurrent

    ●Automatic recovery after troubleshooting

    ●No noise or sparks during operation

    ●Reliable and easy to use

Product Specifications

Dmax Tmax d F Lmin
16mm 8mm 0.8±0.05mm 5±0.5mm 25mm

 

 

Why Choose us?

20+ Years Industry Experience

Founded in 2002. Four self-built factories.

Nanjing Shiheng Electronic Technology Co., Ltd.is a national high-tech enterprise integrating research and development, production and sales.Sensitive components such as PTC thermistors and zinc oxide varistors,among which NTC thermistor series products cover surge suppression, temperature compensation, precision temperature measurement, temperature control and other applications.The company's registered trademark is "Jiangsu Famous Brand", and itsproducts are "Nanjing Famous Brand Products". As a key enteprise in the industry, Shiheng Electronics was designated by the industry association to participate in the drafting of thenational "13th Five-Year Plan" and "14thFive-Year Plan".

 

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Customization

Shiheng has been focusing on the R&D and production of thermistors for 22 years, focusing on customizing them for you.
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