Purpose: Submersible borehole pumps 3" DAB MICRA designed especially for individual and collective systems of water supply. For wells with a diameter of 3" or more.
Operating range: capacity from 0.3 to 2.7 m3/h, head up to 90 m water column.
Maximum working pressure: maximum depth - 70 m.
The pumped liquid. Composition: clean, free of solids and mineral oils, not viscous, chemically neutral, characteristics similar to water. Maximum sand content in the water - 40 g/m3. Temperature 0°C to +35°C.
The basic materials. Impellers, diffusers and valve - technopolymer base motor and hydraulic part is of bronze, the casing of the hydraulic part, motor housing, shaft, coupling and safety cable cover - stainless steel.
Features. Multi-stage downhole pump. All the motors are equipped with thermal overheating protection with automatic restart. Single-phase models require retrofitting device Control Box, an embedded capacitor.
Mounting: motor Shaft in vertical or horizontal position. In the case of horizontal position of the shaft must comply with the load-bearings and arrange a flow of fluid for cooling the engine.
Package contents: pump Assembly with cable for model Micra 50 - 1 m Micra 75 - 1,2 m., Micra 100 - 1,4 m.
Standard power supply: 1x230 V, 3x400 V.
Degree of protection: IP 68.
Insulation class: F.