Operating Conditions:
1. Medium temperature: Not exceeding +40°C.
2. pH value of the medium: 6.5–8.5.
3. Solid impurities in the medium: Volume ratio not exceeding 0.1%; particle size not exceeding 0.2 mm.
4. Power supply: Frequency of 50 Hz; voltage of single-phase AC 220 V or three-phase AC 380 V. Voltage fluctuation range: 0.9–1.1 times the rated value.
5. Submergence depth: Not exceeding 5 m (measured from the center of the impeller flow passage).
6. Pump head: Not lower than 60% of the rated head.
Components:
1. Stainless steel shaft sleeve: Prevents wear on the oil seal.
2. Stationary ring with pressure plate: Protects against external pressure shocks.
3. Coil with protector: Provides comprehensive motor protection.














