Road vehicles. Supply voltage of 48 V. Electrical requirements and tests1 Scope This document covers requirements and tests for the electric and electronic components in road vehicles equipped with an electrical system operating at a nominal voltage of 48 V DC. This includes the following: general requirements on 48 V DC electrical systems; voltage ranges; slow voltage transients and fluctuations (not including EMC).

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BS EN ISO 15011-3:2009 Health and safety in welding and allied processes

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BS EN 12281 on copy paper for printing is useful for:

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BS EN 10238 provides guidance on designation

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