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China Grundfos NBG 250-200-450/455 Centrifugal Pump 658.5 m³/h Flow 160 kW IE4 Motor for sale

Grundfos NBG 250-200-450/455 Centrifugal Pump 658.5 m³/h Flow 160 kW IE4 Motor

Price Negotiable
Price: 200-1000
MOQ: 1
Delivery Time: within 15 workdays
Brand: Grundfos
Product Description
Grundfos NBG 250-200-450/455 High Flow Centrifugal Pump

End-suction close-coupled single-stage centrifugal pump designed for high-flow water applications with ISO 2858 compliance and 16 bar maximum operating pressure.

Applications
  • Commercial heating and air conditioning systems
  • Water pressure boosting for commercial buildings
  • District heating and municipal water distribution
  • Industrial cleaning processes and desalination
  • Irrigation and community water supply systems
Design Features

Non-self-priming single-stage volute centrifugal pump designed in accordance with ISO 5199, with dimensions and rated performance complying with ISO 2858 (16 bar). Features axial suction port, radial discharge port, horizontal shaft, and back-pull-out design for easy maintenance without disconnecting pipelines.

Technical Specifications
Parameter Specification
Rated Flow Rate 658.5 m³/h
Rated Head 64.1 m
Pump Speed 1,490 rpm
Impeller Diameter 455 mm
Maximum Operating Pressure 16 bar
Liquid Temperature Range -25 to 120 °C
Inlet/Outlet Size DN 250 / DN 200
Motor Specifications
Motor Model: 315LA
Rated Power: 160 kW
Efficiency Class: IE4 (96.6%)
Voltage: 3 x 380-400/660-690 V
Rated Current: 283-269/163-156 A
Materials Construction
Pump Housing: Cast iron EN-GJL-250
Wear Ring: Brass CuZn34Mn3AI2Fe1-C
Impeller: Cast iron EN-GJL-200
Shaft: Stainless steel EN 1.4462
Physical Specifications
Net Weight: 1,570 kg
Gross Weight: 1,760 kg
Transport Volume: 3.33 m³
Product Images
Grundfos NBG centrifugal pump front view showing industrial design and connections Grundfos NBG pump side view displaying motor and mechanical components Grundfos pump technical diagram showing internal components and flow path Grundfos centrifugal pump installation view showing pipeline connections Grundfos pump motor close-up showing electrical connections and specifications Grundfos NBG pump performance chart showing flow rate and head characteristics
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Company Tianjin Shiny-Metals Technology Co., Ltd.
Location Room 405A-8, Building 1, Collaborative Development Center, No. 1 Xihuan North Road, Zhongguancun Science and Technology City, Jingjin, Baodi District, Tianjin
Contact Person Wang

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