China Integrally Geared API Pumps manufacturer
Sunstrand Fluid Handling Co., Ltd.(China)
Sunstrand Fluid Handling Co., Ltd.(China)
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LMV311 High Speed API Centrifugal Pump Vertical Integrally Geared Pumps

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Sunstrand Fluid Handling Co., Ltd.(China)

City: wenzhou

Province/State:zhejiang

Country/Region:china

Tel:+86-15869618315

Contact Person:
Mr.David Chen
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LMV311 High Speed API Centrifugal Pump Vertical Integrally Geared Pumps

Brand Name Sunstrand
Model Number LMV311
Certification IOS9001/IOS9002/CUTR
Place of Origin China
Minimum Order Quantity 1
Price Negotiation
Payment Terms T/T
Supply Ability 10set/month
Delivery Time 60 days
Packaging Details Wooden Case
Product Name LMV311 High Speed API Centrifugal Pump
Max. Flow Rate 91 m³/h (400 gpm)
Application Vertical Integrally Geared Pumps
Max Head 1,828 m (6,000 ft)
Operating Temperature -130~+340°C
Design Code API 610 (OH6)
Detailed Product Description
LMV311 High Speed API Centrifugal Pump Vertical Integrally Geared Pumps
Product Overview

LMV311 High-Speed Vertical Centrifugal Pump - The Ideal Solution for Vertical Pumping Applications

For 18 years, Sunstrand Fluid Handling has been dedicated to precision pumping solutions for difficult and critical applications. Our LMV311 series is a vertical, integral gear-driven high-speed centrifugal pump, specifically designed for low-flow, high-head duties in oil & gas, petrochemical, and chemical industries. Leveraging nearly two decades of application experience, we deliver not only API 610 (OH6) compliant hardware but also optimized fluid handling solutions derived from thousands of real-world cases.

ParameterValue
Design CodeAPI 610 (OH6)
Industry Experience18 years of manufacturing & application
Max. Flow Rate91 m³/h (400 gpm)
Max. Head1,828 m (6,000 ft)
Power RatingUp to 235 kW (315 hp)
Temperature Range-130°C to 340°C
Core Features
Industry-Leading Manufacturing Experience (18 Years)

Over the past 18 years, Sunstrand Fluid Handling has delivered more than 20,000 centrifugal pump systems worldwide. We understand the specific demands of various process fluids - from LPG to highly corrosive chemical intermediates - regarding mechanical seals and wetted parts. This application knowledge is the foundation of our product reliability.

Full API 610 Compliance

Every LMV311 is manufactured in a controlled environment. The integral speed-increasing gearbox is precision-ground to ensure low vibration levels and extended bearing life at high rotational speeds, fully meeting API 610 requirements for heavy-duty services.

Optimized Hydraulic Design (Low NPSHr)

For low suction pressure or high-vacuum conditions, Sunstrand offers a high-performance inducer option. Combined with our 18 years of CFD experience, this inducer effectively reduces the Net Positive Suction Head required (NPSH3) by more than 50%, preventing performance loss due to cavitation.

Typical Applications

Leveraging 18 years of delivery experience, the LMV311 is active in the following key process services:

  • Petroleum Refining: High-pressure recycle in hydrocrackers, vacuum tower overhead reflux.
  • Natural Gas Processing: Amine circulation in molecular sieve dehydrators, LNG unloading and peak-shaving.
  • Fine Chemicals: Continuous feed to high-pressure catalytic reactors, high-pressure recovery of expensive solvents.
  • Fertilizers & Agrochemicals: Carbamate solution circulation, high-pressure ammonia injection.
  • Power Generation & Boilers: Small high-pressure boiler feedwater, hot-well circulation make-up.
  • Polysilicon / High-Purity: High-purity chemical transfer and cryogenic circulation.
Performance and Cutaway

Packing and Shipping
Product Packaging:
  • One LMV311 High-Speed Vertical Centrifugal Pump
  • User manual and installation instructions
  • Safety instructions and warnings
Shipping:
  • Ships within 6 months
  • Shipping weight: 75kgs
  • Shipping dimensions: 120*80*100cm (depend each pump)
  • Shipping carrier: UPS or FedEx or Cargo
  • Shipping options: Standard or expedited
Frequently Asked Questions
What is the main advantage of the LMV311 over conventional multistage centrifugal pumps?

The main advantages are simplicity and footprint efficiency. By using an integral gearbox for single-stage high-speed operation, the LMV311 achieves the same head that would require multiple stages in a conventional pump. This results in a footprint reduction of over 50% and significantly fewer wearing parts (e.g., bearings and seals), leading to lower maintenance costs.

How does Sunstrand ensure high-speed reliability of the LMV311?

Reliability comes from our 18 years of manufacturing expertise. We apply precision dynamic balancing to the high-speed rotor train and use heavy-duty bearings compliant with API 610. Furthermore, every pump undergoes full vibration spectrum analysis prior to shipment, ensuring vibration levels well below industry standards at rated speed.

Can the LMV311 handle fluids with small amounts of solid particles?

The LMV311 is primarily designed for clean fluids. However, for special services, Sunstrand offers multiple hardened material options (e.g., tungsten carbide coating) and special mechanical seal flush plans (e.g., API Plan 32 or 53). We recommend providing the fluid composition during selection. Our engineers will match the best solution based on our 20,000-unit delivery database.

What solution do you offer for low NPSHa conditions?

We offer a dedicated inducer option. By optimizing the pressure distribution at the impeller eye, the NPSHr can be reduced to a very low level, effectively preventing cavitation and extending pump life.

Product Tags: High Speed API Centrifugal Pump   LMV311API Centrifugal Pump   Vertical Integrally Geared Pumps  
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