BL Series Marine Horizontal Direct-Coupled Centrifugal Pump

Certificate: CCS, GL, BV certificate, etc.
Delivery Time: 15 days
Place of Origin: China
Packing Details: Export standard packaging.

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BL Series Marine Horizontal Direct-Coupled Centrifugal Pump

Product Overview
The BL Series Marine Horizontal Direct-Coupled Centrifugal Pump is designed for efficient transportation of water and other liquids with physical and chemical properties similar to water. Engineered as an improved version of the classic BA-type pump, this horizontal unit features a compact design, reduced weight, simplified structure, and easy maintenance while maintaining identical performance parameters to traditional BA pumps. Equipped with a reliable mechanical seal, it handles fluid temperatures up to 100°C, making it ideal for various marine applications including bilge water pumping, main and auxiliary engine cooling water systems, firefighting systems, and general marine service water transfer.

Model Identification: 2BL(L)-6A

  • 2: Inlet diameter (inches)

  • BL: Marine horizontal direct-coupled centrifugal pump

  • L: Vertical configuration (when specified)

  • 6: Specific speed divided by 10

  • A(B): First (or second) stage impeller trimming

Key Features & Benefits

  • Direct-Coupled Design: Eliminates alignment issues, reduces maintenance, and ensures efficient power transmission

  • Marine-Grade Materials: Silicon brass impeller and stainless steel shaft for superior corrosion resistance in seawater environments

  • Compact & Lightweight: Space-saving horizontal configuration ideal for engine room installations

  • Mechanical Seal Construction: Ensures leak-free operation with fluids up to 100°C

  • BA Pump Performance: Delivers proven hydraulic performance with modern reliability improvements

  • Multi-Application Versatility: Suitable for bilge pumping, cooling systems, fire protection, and general marine service

Technical Specifications

*Performance at 50Hz/2900 RPM & 60Hz/3500 RPM:*

Model Capacity (m³/h) Head (m) Motor Power (kW) Efficiency (%) NPSHr (m)
1½BL-6 6-14 20.3-14 1.5 44-55.5 6.6-6
2BL-6 10-30 34.5-24 4 50.6-64 8.7-5.7
3BL-6 30-70 62-44.5 15 54.4-66.3 7.7-4.7
4BL-12 65-120 37.7-28 15 72-78 6.7-3.3

The description/sizes may be different with goods, please check with us when order.

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