Gost 10428 89 Review

): Appendix 1 provides data for the permissible cavitation reserve at nominal modes. 🔍 How to Read the Model Codes

The minimum well casing diameter in inches (multiply by 25 for mm). 10: Rated flow rate in m³/h. 80: Rated pressure head in meters.

Centrifugal water well electrically driven pump units. Basic parameters and dimensions. Effective Date: July 1, 1990. Status: Active (Current). Replaces: GOST 10428-79. gost 10428 89

The standard strictly regulates several key factors to ensure unit reliability and performance:

Versions for Temperate (U) and Tropical (T) climates according to GOST 15150 . 💧 Water Quality Requirements ): Appendix 1 provides data for the permissible

USSR Ministry of Chemical and Petroleum Engineering. ⚙️ Technical Specifications

Defines minimum energy efficiency levels for different pump sizes. Cavitation Margin ( Δhdelta h 80: Rated pressure head in meters

Pumps manufactured under this standard are designed for water with specific chemical and physical profiles. Limit/Value Max 1500 mg/L pH Level 6.5 to 9.5 Temperature Up to 25°C Solid Particles Max 0.01% by mass Chlorides Max 350 mg/L Sulfates Max 500 mg/L Hydrogen Sulfide Max 1.5 mg/L 🛠️ Mandatory Requirements