D Series – Diesel Multi-Stage Pump Unit

D Series

Dewatering Pump

Max. Head 150 m
Max. Flow 350 m³/h
Applicable Media Clean water, river water, industrial wastewater

Overview

The D Series diesel multi-stage pump unit is designed for high-head, high-flow applications, including mine drainage, high-rise building water supply, industrial wastewater transfer, and petrochemical industries. The multi-stage centrifugal structure delivers high head while maintaining substantial flow, making it ideal for long-distance or high-lift conditions. Engine options range from Stage II to Stage III emission standards, with the entire unit performance-tested for efficient and stable continuous operation.

The unit operates reliably in temperatures ranging from -15°C to 50°C, with a multi-stage impeller design delivering a maximum head of 150 m. High-strength cast iron casing and stainless steel impeller offer excellent wear and corrosion resistance. Optimized engine-pump matching supports extended runtime without performance degradation.

The core advantages of the D Series lie in its multi-stage impeller design delivering a maximum head of 150 m; maximum flow of 350 m³/h for large-scale systems; robust cast iron casing and stainless steel impeller; and engine emission options to meet environmental requirements.

Benifits

High-Head Capability
Multi-stage impeller design delivers a maximum head of 150 m for high-lift applications.
High-Flow Output
Maximum flow up to 350 m³/h, suitable for large-scale drainage and water supply systems.
Robust Construction
High-strength cast iron casing and stainless steel impeller offer excellent wear and corrosion resistance.
Versatile Media Handling
Suitable for clean water, river water, and pre-treated industrial wastewater.
Continuous Operation
Optimized engine-pump matching supports extended runtime without performance degradation.

Inquiry / Message

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FAQ

Does the multi-stage pump require priming before startup?

Yes. Multi-stage pumps are not self-priming. The pump casing and suction line must be fully filled with fluid before operation.

Can this pump handle wastewater containing suspended solids?

It can handle pre-treated industrial wastewater after sedimentation or filtration. Direct pumping of raw water with large particles or high solids content is not recommended.

What is the operating temperature range?

The unit operates reliably from -15°C to 50°C, adapting to various climatic conditions.

What emission standards are available for the engine?

The pump unit can be equipped with diesel engines meeting Stage II to Stage III emission standards to comply with regional environmental requirements.

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