Irrigation equipment. Safety devices for chemigation - Chemigation valve assemblies from DN 75 (3”) to DN 350 (14”) Ingestion-build-61878 Individual unit tests

Individual unit tests

BS EN 2591-709 shall be used together with EN 2591-100

The ESI can be alphanumeric

Observance of these requirements is intended to ensure that certification bodies operate supply chain security management systems certification in a competent

they will provide a presumption of conformity with the relevant Essential Requirements regarding information to be supplied

Irrigation equipment. Safety devices for chemigation - Chemigation valve assemblies from DN 75 (3”) to DN 350 (14”) Ingestion-build-61878 Individual unit tests1 Scope This part of ISO 13693 specifies the construction and performance requirement and test methods for metal bodied chemigation valves with water at temperatures not exceeding 50 C, which might contain fertilizers and chemicals of the types and concentration used in agriculture. The valve is designed to prohibit backflow caused by either back pressure or back siphonage. It is not designed for use in potable water systems. It is not to be confused