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The PP-H 4/ 1 BU plug is designed for applications requiring a nominal voltage of 800 V and a maximum load current of 32 A. Its push-in connection method facilitates ease of installation, with the first level connection positioned on the left. This plug supports a rated cross section of 4 mm² and is compatible with conductor cross-sections ranging from 0.2 mm² to 6 mm².

Manufactured in Poland, this component is equipped to operate under the stringent requirements of the railway industry. It adheres to IEC 61984 standards, allowing for connection and disconnection under load conditions. The plug features a compact design with a width of 6.2 mm, height of 21 mm, and depth of 42.3 mm, while its blue color conforms to RAL 5015.

With a temperature tolerance ranging from -60 °C to 130 °C, the insulating material used is PA, rated for multiple fire protection categories per DIN EN 45545-2. This ensures compliance with safety standards relevant to rail vehicle applications. The plug also provides reliable performance in various humidity conditions, maintaining operation in environments with relative humidity from 20% to 90%.