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The PAI-4-FIX BN test adapter is engineered to provide touch-proof safety against unintended direct contact in accordance with DIN EN 50274 when connected. It accommodates 4 mm test plugs and terminal blocks with an 8.2 mm pitch.

Constructed from PA material, it exhibits a flammability rating of V0 according to UL 94, ensuring enhanced safety in various applications. The adapter's ambient operational temperature ranges from -60 °C to 110 °C, making it suitable for a wide variety of environments.

With a maximum load current of 10 A and a maximum voltage of 250 V, this adapter is versatile for both testing and connection needs. It has a compact dimension of 5.8 mm in width and height, and a depth of 51.5 mm, facilitating easy integration into existing setups.

Moreover, the adapter's design limits its use for a single insertion and withdrawal cycle, which is crucial for maintaining its integrity during testing procedures. It also adheres to rigorous fire protection standards for rail vehicles as specified in DIN EN 45545-2, ensuring compliance in critical applications.