Gost 10428 | 89

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

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: Pumps manufactured under this standard are designed for