PTC Thermal Resistor 19P for Overcurrent and Overload Protection

Enhance Circuit Protection with PTC 19P Series PTC Thermal Resistor

The PTC Thermal Resistor 19P series is designed for advanced overcurrent and overload protection in welding machines. This PTC Thermistor offers automatic circuit protection and quick response to abnormal currents, ensuring reliable performance and safety. The 19P PTC Element is essential for safeguarding your equipment while providing durable and space-efficient solutions.With its RoHS compliance and wide operating temperature range, the 19P series is ideal for various industrial applications. These PTC Elements are engineered to deliver long-lasting protection and efficiency, making them the preferred choice for robust circuit protection.

If you're seeking dependable protection for your welding machines, the 19P PTC Thermal Resistor offers unmatched reliability and performance.

Key Applications of 19P PTC Thermal Resistor

The PTC Thermal Resistor 19P series is engineered for overcurrent and overload protection especially for welding machines, This PTC Thermistor responds quickly to abnormal temperatures and excessive current, safeguarding equipment from damage.

By utilizing PTC Elements, the 19P series ensures extended lifespan and reliable operation for your welding equipment. This protection reduces the risk of equipment failure, maintaining both safety and performance in demanding environments.

This PTC Element provides an effective and durable solution for protecting welding machines, making them a preferred choice in industrial applications.

• Advantages of the 19P PTC Thermistor

  The PTC Thermal Resistor19P series offers several key advantages for circuit protection:

  • Automatic Circuit Protection: The 19P PTC Thermistor automatically resumes normal operation after a fault, providing continuous protection.
  • Operation Contactless: No noise, sparks, or flames, ensuring silent and safe performance.
  • Fast Reaction: Quickly reacts to abnormal current, safeguarding circuits effectively.
  • Overvoltage Protection: Protects circuits from voltage spikes with superior performance.
  • Broad Voltage Compatibility: Suitable for a wide range of applications and voltage requirements.
  • Space-Efficient Design: The 19P PTC Element offers low steady resistance, ideal for space-limited applications needing compact PTC Elements.
  • Durable Reliability: Provides long-term reliable performance without degradation.
  • No Reset Required: Automatically returns to normal operation after overload protection, no manual reset needed.
  • Wide Temperature Range: Operates efficiently from 0 ~ +60°C (V=Vmax) and -25 ~ +125°C (V=0).
  • RoHS Compliant: Fully compliant with RoHS standards, making it environmentally responsible.

• Key Features of the 19P PTC Thermal Resistor

  The PTC Thermal Resistor 19P series is designed to provide reliable overcurrent and overload protection. It delivers consistent performance in industrial applications with precise control over electrical resistance.

  Main Technical Parameters of the 19P PTC Thermistor

  • Nominal R25 Resistance:
    The Nominal resistance at 25°C is 100Ω.
    Available options include 39Ω, 50Ω, and 120Ω.
  • Resistance Tolerance:
    The tolerance for 100Ω is ±30%.
    Other options have a tolerance of ±25%.
  • Rated Power:
    The 19P PTC Element is rated at 0.5 W, making it suitable for a variety of applications

• Dimensions of the 19P PTC Thermal Resistor

  The PTC Thermal Resistor 19P series offers compact dimensions suited for various industrial applications. It ensures compatibility and efficient performance in tight spaces.

  • Finished Product Diameter:
    17.5-18.0 mm, ideal for compact setups.
  • Mold Size:
    20 mm, providing a standard footprint for many applications.
  • Foot Distance:
    7.5 ± 0.5 mm, ensuring secure placement within circuits.
  • Foot Length:
    8 mm (cut foot length), optimized for installation.
  • Thickness Comparison:
    The 19P PTC Thermistor is thicker than the 15P and 16P PTC Elements, offering enhanced durability.
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Selection Guide of 19P PTC Elements

When choosing a PTC Element 19P for welding machine overload protection, prioritize the device's operating voltage, current capacity, and application-specific requirements to ensure reliable performance, making it an ideal choice for various industrial applications.Also need consider the dimensions of the PTC thermistor.

PTC Thermistor 19P Working Principle

Naming Rules of 19P PTC Elements

The naming convention of the PTC Element 19P series is straight forward:

• 19P: Identifies the series model.
• 101R, 390R, 500R, 121R: Indicates the specific nominal resistance value of each model.

PTC Thermal Resistor 19P Model List

Conclusion

The 19P PTC Thermistor series is an essential component for welding machine safety, offering dependable protection, easy recovery, and long-term stability. As a leading choice among ptc thermistor manufacturers, DXM provides high-quality ptc elements that meet stringent standards, making PTC Elements suitable for various industrial applications. Whether you need a specific resistance value or bulk orders, DXM has the expertise to fulfill your needs efficiently.