PP6 E90 washer /100pcs/ 650744

Steel washer PP6 E90 – reliability in fire protection systems

The PP6 washer is an element used to connect components in electrical installation systems, especially those requiring high fire resistance. Designed to ensure the continued operation of critical devices in emergency situations, it meets the E90 standard, guaranteeing at least 90 minutes of functional efficiency. This is crucial for fire alarm systems, fire alarm systems and emergency lighting, especially where water sprinklers are installed.

Construction and application

Made of steel, the PP6 washer is characterized by high strength and corrosion resistance thanks to galvanic zinc coating. Its round hole is designed for metric screws with a size of 6 mm. The outer diameter of the washer is 12 mm, and the inner diameter is 6 mm. The product complies with the DIN 125 standard and is perfect as a mounting element in electrical installations requiring E90 certification.

• Application: Mounting elements of electrical systems in public buildings, industrial facilities and anywhere where high fire resistance of installations is required.
• Material: Galvanically zinc-coated steel ensures durability and corrosion resistance.
• E90 standard: Guarantee of at least 90 minutes of device functionality in the event of a fire.
• Compatibility: Designed for M6 metric screws.
• Finish: Lack of edge chamfering ensures safe and stable mounting.

Additionally, options for making the washer from other materials are available on request: steel zinc-coated by immersion (PN-EN ISO 1461:2023-02), stainless steel or zinc coating by zinc flake method (PN-EN ISO 10683:2018-11). This allows you to adapt the product to specific project requirements and environmental conditions.