A spring-loaded contact spring (PPD) is a spring that provides constant pressure in electrical connections and devices.

It is used to maintain reliable contact between components, preventing connections from loosening over time. It is used in grounding systems, electrical boosters, and other electrical devices.

Product Description: Thermofit PPD Springs:
🔧 Purpose: The PPD spring is used in Thermofit cable joints to create constant pressure on contact connections, ensuring reliability and tightness during operation.

📍 Application: Used in connecting and termination joints with voltages of 1–10 kV. Used in power, industry, and distribution networks to improve the stability of electrical connections.

⚙️ Design: The spring is designed as a ring with constant force. Designed for uniform pressure distribution and long-term operation under vibration and temperature fluctuations.

💧 Advantages:

Constant pressure on the connection

Prevents contact loosening

Corrosion and aging resistance

Easy installation and durability

🔥 Materials: Made of spring steel with an anti-corrosion coating, guaranteeing a long service life even in challenging operating conditions.

🛡️ Reliability: The use of a PPD spring increases the electrical and mechanical strength of cable connections, ensuring consistent coupling performance throughout the entire service life.

📜 Standards: The product complies with GOST and the manufacturer's specifications. Manufacturer: Termofit LLC.