Efficient Consumption and Effortless Maintenance: Experience unparalleled efficiency with our diesel-driven Robust Cast Iron Centrifugal Water Pump. Designed for minimal fuel consumption and ease of maintenance, this pump ensures seamless operation while keeping operational costs at bay.
SEMHAI Engines: A Comprehensive Diesel Engine Collection for Stationary Applications – Tailor-made for centrifugal and hydraulic pumps, air compressors, and air generators. Our engines boast an impressive power range – from ION power (415 kW to 920 kW) to ICXN power (377 kW to 836 kW), conforming to ISO 3046-1 standards. Approved for variable-speed centrifugal pump operation, they align with the respective propeller curve for optimal power consumption. SEMHAI's robust diesel engines are the epitome of reliability and fuel efficiency, ensuring long operational life and extended intervals between overhauls. This superior power density transforms our engines into highly efficient and adaptable energy providers.
Performance Features
1. Diverse Starting Capabilities: A trio of starting options delivering optimal versatility.
(1). Manual Start Option: Enjoy the flexibility of a manual start through a manual-automatic interlock, facilitated by a simple switch operation.
(2). Automated-Manual Transition: Featuring three attempts at starting, this function alerts users with a "starter failure alarm" if unsuccessful. After the first successful start, the unit achieves its rated load within 5-10-15 seconds, contingent upon unit capacity.
(3). Emergency Direct Start: In critical situations where self-controlled systems fail, this function enables a direct manual start for uninterrupted operation.
2. Automated Functionality: Upon receiving a valid fire signal, the diesel fire pump initiates automatically, especially if traditional power systems falter. Once power is restored or electric pumps resume normal operation, it seamlessly switches back to electric pumping mode.
3. Automated Shutdown: The diesel fire-fighting pump features an automatic delay shutdown, triggered when the fire signal ceases, ensuring safe termination of operation.
4. Self-Charging Battery System: The battery recharges automatically using the diesel engine's electrical mains, ensuring a consistent and reliable start every time.
5. Comprehensive Indicator System: Monitor every aspect of operation effortlessly – from readiness and manual/automatic start-up to unit operation and shutdown. Additional indicators for battery charging, speeding, and system alerts like low oil pressures, high water temperature, and fuel levels ensure you're always in control.
6. Robust Alarm and Protection Suite: Safeguard operations with detailed alerts for failed starts, overspeeding, low lubricant pressures, high temperatures, and more. The system even monitors battery and fuel levels, providing peace of mind with automatic protection.
7. Advanced Display Systems: Real-time updates on engine oil pressure, speed, battery charge current, and voltage for precise monitoring and management.
8. Direct-Coupled Configuration: Featuring a high-flexible coupling between the diesel engine and water pump, this design boasts compactness and superior performance. Expect reduced failures, minimal vibrations, and straightforward installation, making it ideal for on-site construction.
9. High-Pressure, High-Volume Capacity: Choose from IS series single-stage, SOW series double-suction, or SHD series multistage pumps to cater to varying fire-fighting requirements and scenarios.
10. Adjustable Flow and Pressure: Equipped with mechanical or electronic speed governors, our diesel pumps allow for seamless adjustments to engine speed, ensuring harmony between pump flow and the required head.
11. Water Temperature Pre-heating Device: Featuring an AC220V cooling water pre-heater, this unit ensures optimal performance even in environments as cold as 5ºC.
12. Dual Battery Circuit: In the event of battery failure, the backup automatically engages, ensuring uninterrupted power supply and operation.
13. Maintenance-Free Battery: Enjoy the convenience of a battery that requires no frequent fluid supplements, allowing for worry-free operation.
14. Automatic Timing Inspection Test: In the realm of fire safety, systems often stand vigilantly on standby. Our unit is equipped with the remarkable capability to autonomously conduct device testing, ensuring it remains ever-ready for action. This proactive system not only tests the standby condition but also issues timely warnings to guarantee optimal performance and safety.
Note: The aforementioned functions are meticulously crafted with flexibility in mind, allowing users the freedom to select features tailored to their specific requirements. Furthermore, our dedicated team is ready to provide bespoke designs, ensuring every detail meets the unique needs of your application.
Selection Configuration of Diesel Engine
1. The Pump: Discover our versatile range of pumps including the IS series single-stage single-suction pump, SOW series single-stage double-suction pump, SHD series multistage segment pump, and the robust ZW horizontal self-priming centrifugal pump. Each engineered for reliability and efficiency to meet diverse operational demands.
2. The Diesel Engine:
Our diesel engines are sourced from internationally renowned brands, offering an array of configurations including single-cylinder, two-cylinder, four-cylinder, and six-cylinder options. With a speed range spanning 1500r/min, 1800r/min, 2400r/min, to a swift 3000r/min, these engines deliver unparalleled performance, power, and versatility.
3. Other Accessories: Enhance your system's functionality with our comprehensive suite of accessories, including an advanced filtration system, noise-reducing silencer system, efficient cooling system, ample fuel tank, common channel base, integrated base fuel tank, high-capacity radiator, reliable battery, and an efficient charger.
4. The Control Cabinet: Experience cutting-edge control with our SBC, PLC programming, sophisticated sensors, and automatic control cabinet. This state-of-the-art technology ensures precision, reliability, and seamless integration into your operational infrastructure.
| Engine Speed |
1500r/min; 1800r/min; 2400/min; 2800/min; |
| Engine power |
24HP-2220HP |
| Pump diameter |
50-500mm |
| Flow range |
10-2000L/s |
| Working pressure range |
0.2-2.2Mpa |
| Temperature range |
Ambient temperature ≤60'C; |
| Ambient atmospheric pressure |
> 90KPa |
| Transmission medium |
Water or other liquids physical and chemical properties similar to water; |
| Seal plumbing parts |
No installment when inlet pressure above 0.03Mpa (G) |
| Engine power selection |
Under non-normal conditions, diesel input power will be less than the rated power, it need to choice higher power diesel engine to support pump to ensure the normal operation |
Our diesel engines, renowned for their international prestige, feature options ranging from single to six-cylinder configurations. Experience dynamic versatility with speed ranges of 1500r/min, 1800r/min, 2400r/min, and up to 3000r/min.
SEMHAI's Robust and professional coupling adaptors seamlessly connect diesel engines to drive pumps with precision-engineered shafts.
Designed for simplicity, these coupling adaptors ensure quick plug-in installations using standard couplings, eliminating the need for aligning tools. Crafted from polyamide nylon reinforced with fibreglass, they are torsionally rigid and maintenance-free, perfect for any hydrostatic drive found in construction, harvesting, and forestry machinery.
The cutting-edge Diesel Plus Fire Pump Controllers from SEMHAI are engineered to masterfully control and monitor both 12 and 24-volt diesel fire pump engines, representing the pinnacle of technology in diesel engine controllers.
Outstanding Features
Adaptable Universal Supply Voltage Range from 100Vac to 240Vac
Dual Output Options: 12 or 24 Vdc - Effortlessly Selectable via DIP Switch
Seamless Communications via USB Port / Drive
Efficient Data Transfer Capabilities to and from Portable USB Devices
Intuitive Embedded Web Pages for Enhanced User Interaction*
Comprehensive Viewing of Current Status, Data Values, Programmed Set Points, and Historical Logs
Ethernet* Direct Connection facilitates seamless Data Transfer with Computers
RS485 Port* for High-Speed Connectivity
MODBUS Communication Capability* Note: COM Option is requisite for this function
Introducing the New Big Volume Dual Wall Diesel Subbase Generator Fuel Tank;
Our robust engine mounts are expertly engineered to isolate vibrations, reducing noise for both marine and industrial applications. Constructed with premium-grade materials, our mounts ensure longevity and enhance the durability of your equipment beyond what cheaper alternatives can offer.
Our professional gearboxes are purposefully designed for direct diesel engine mounting, offering speed acceleration or reduction across diverse applications. The input side features either an SAE housing with a fixed coupling (Rubber Block Drive) or a switchable BD or BDS clutch for flexibility and precision.
Industry - Perfectly suited for boiler feed water systems and cooling systems, our Robust Cast Iron Centrifugal Water Pump is engineered to deliver unmatched efficiency and reliability.
Smelting - Ensure seamless operations with our pump's reliable water circulation and cooling capabilities, tailored for the demanding environments of smelting applications.
Fire-fighting - Engineered for safety and precision, our pump is a vital component in fire hydrant systems, sprinkler systems, spray cooling systems, foam systems, and water monitor systems, ensuring high-performance and dependability when it matters most.
Ocean - Designed to conquer the challenges of oceanic applications, our pump excels in wild water supply systems and island freshwater collection systems, offering robust performance and unparalleled durability.
Heating - Enhance your heating systems with our pump's superior water circulation and cooling capabilities, ensuring optimal performance and energy efficiency.
Municipal - In times of crisis, rely on our pump for emergency drainage and emergency water supply, providing the crucial support needed for municipal resilience and reliability.
Agriculture - Maximize productivity with our pump's exceptional irrigation and drainage systems, designed to support the diverse needs of agricultural applications with efficiency and reliability.
Professional Cooperation Agencies
Our esteemed company, Shanghai Semhai Pump Co., Ltd., has proudly forged enduring partnerships with several prominent domestic pump-testing institutions. These alliances ensure we uphold the highest standards of quality and reliability for our products.
Among our esteemed partners is the National Quality Supervision and Inspection Center of Industrial Pumps, located in Tiexi District, Shenyang City. This prestigious institution ensures our products meet rigorous national standards.
We also collaborate with the Irrigation Machinery Products Quality Inspection Center of Machinery Industry in Zhenjiang City, a key player in upholding the excellence of our irrigation solutions.
Further elevating our product standards, our cooperation extends to the Ministry of Agriculture's Water Pump Quality Supervision and Testing Center located in Chongqing City.
Additionally, we work closely with the Shanghai Mechanical and Electrical Products Quality Inspection Center in Shanghai City, among other esteemed institutions, to maintain the unparalleled quality and performance of our Robust Cast Iron Centrifugal Water Pumps Driven by Diesel Engine.
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