T/NJ 1144-2019 Horticultural electric pump performance evaluation specifications
T/NJ 1144-2019 Horticultural electric pump performance evaluation specifications
Basic Information
Scope
Scope: This standard specifies the evaluation indicators of performance grades, other requirements, test methods, inspection rules, and performance grade markings for horticultural electric pumps. This standard applies to horticultural electric pumps that transport clean water with a temperature ≤35℃, or water with physical and chemical properties similar to clean water. Main technical content: This standard specifies the evaluation indicators of performance grades, other requirements, test methods, inspection rules, and performance grade markings for horticultural electric pumps. This standard applies to horticultural electric pumps that transport clean water with a temperature ≤35℃, or water with physical and chemical properties similar to clean water.