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Automatic Constant Pressure Fire Water System for High Rise Building
US$7,646.58
1-4 Pieces
US$7,264.25
5-9 Pieces
US$6,499.59
10+ Pieces
Sample price:US$7646.58/piece.Request sample
Product profile
Customization
AvailableApplication
Fire ControlVoltage
220V/380VModel NO.
HHL3.7/10-2-LSPower
ElectricPressure
High PressureMaterial
Cast IronInsulation Class
Class FHorsepower
10-272HPOutlet Size
DN100-DN300Structure
Complete Set of UnitsMaxium Flow
160L/SMaxium Pressure
1.2MPaMotor Power
7.5-200kwFrequency
50HzConnection
Flanges/ThreadsTemperature
≤50℃Rotated Speed
2950rpmTransport Package
Wooden CrateSpecification
3000*1400*1100Trademark
LysonOrigin
Shanghai, ChinaKey features
Dual-Power Supply: Features automatic switching function for reliable operation during power failures.
Remote Control Capability: Enables network connection with fire control center and receives alarm signals.
Soft Start Technology: Utilizes timed soft-start to ensure safe operation and reduce mechanical stress.
Automatic Pressure Control: Maintains constant pipeline pressure and auto-starts pumps upon fire signals.
Standby Pump Function: Automatic backup activation if the main fire pump breaks down.
Modular Design: Disassembles for easy transport and assembles on-site for flexible installation.
Comprehensive Warranty: Includes 12 months standard warranty with on-site or remote training support.
OEM/ODM Services: Custom configurations available upon request with detailed technical specifications.
Company profile

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2016-12-01 CertifiedNearest Port: Shanghai portAverage Response Time: ≤7.02h CertifiedTerms of Payment: LC, T/T, D/P
AI-Powered supplier vetting
SummaryShanghai Liansheng Pump-Making Co., Ltd. is identified as a Chinese manufacturer established in 1998, with 65 employees and a 20,000 m² manufacturing plant. Its stated products include centrifugal, fire, sump, mine, submersible, and other water-supply and drainage pumps. The supplier reports four production lines, 21–30 quality-control staff, and annual output of 14,000 LQDLF centrifugal pumps. It holds ISO9001:2015, ISO14001:2015, and ISO45001:2016 management-system certifications. The company describes established research, development, testing, and prototype capabilities, supported by 20 years of R&D engineer experience. It reports off-peak lead times within 15 working days and peak-season order fulfillment within one month. Evidence is insufficient to assess after-sales service, customer cases, customization, and financial credibility.
Supplier typeThe supplier is explicitly classified as a manufacturer and describes its activities as R&D, manufacturing, testing, sales, and related water-supply equipment services. Its stated product range covers multiple pump categories and motors, indicating a specialized industrial equipment manufacturing profile.
CertificationsThe supplier reports ISO9001:2015, ISO14001:2015, and ISO45001:2016 certifications. Earlier company information also references ISO9001:2000 certification, providing explicit evidence of quality, environmental, and occupational health and safety management-system certification.
R&D capabilityThe supplier explicitly reports R&D, testing, prototype identification, and product-development activities, supported by 20 years of R&D engineer experience. Its descriptions also state that it develops new products in response to market changes, providing positive evidence of innovation capability.
Production capacityThe supplier reports four production lines, 21–30 quality-control staff, 65 total employees, and a 20,000 m² manufacturing plant. It also states annual production of 14,000 LQDLF centrifugal pumps and lead times within 15 working days in off-peak periods and one month during peak periods, supporting a demonstrated production base.
Product Q&A
Q:Which standard is HHL fire constant pressure water supply equipment manufactured in accordance with?
A:
It complies with GB27898.2-2011 national fire equipment standard and relevant fire protection codes.
Q:What's the core function of HHL fire water supply unit?
A:
It maintains constant pipeline pressure and auto-starts main fire pumps upon fire emergency signals.
Q:Does HHL cabinet support dual power supply?
A:
Yes, the control cabinet is equipped with dual-power automatic switching function for reliable fire operation.
Q:What is the minimum rated working pressure of HHL fire equipment?
A:
Its rated fire working pressure shall not be lower than 0.3MPa as per design specification.
Q:Can HHL connect with the building's central fire control room?
A:
Yes, it can be networked with fire control center and receive multi-type fire trigger signals.
Send Inquiry
*To:
Shanghai Liansheng Pump-Making Co., Ltd.
Shanghai Liansheng Pump-Making Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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