According to DIN EN ISO 7396-1, the supply source is a control system for an interruption-free gas supply. This consists of a primary, a secondary and a reserve supply. The change-over and pressure control system is used for the automatic control of the primary, secondary and reserve supply according to DIN EN ISO 7396-1. It reduces the variable bottle pressure via two pressure stages and the likewise variable cold gasifier pressure via a pressure stage to the constant supply pressure. It is possible to retrofit the accessories such as manifolds, high-pressure arc pipes, etc.
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