Efficient consumption and easy maintenance:
Experience the power and reliability of SEMHAI Engines, featuring an impressive selection of diesel engines specially designed for stationary applications such as centrifugal pumps, hydraulic pumps, air compressors, and air generators. With versatile power offerings ranging from ION power at 415 kW to a robust 920 kW, and ICXN power from 377 kW to 836 kW, all conforming to ISO 3046-1 standards, these engines are engineered to drive centrifugal pumps with variable speed prowess. SEMHAI's rugged diesel engines boast exceptional fuel efficiency and steadfast operation, defined by extended overhaul intervals and remarkable service life. This optimized power density transforms our engines into indispensable, energy-efficient partners, ensuring adaptability and dependability in every scenario.
Performance features
1. Comprehensive Starting Functions:
(1). Manual Start Capability: Achieve seamless manual-automatic interlock functionality with the flick of a switch, enabling manual start with ease.
(2). Automatic-Manual Versatility: Enjoy the flexibility of three starting attempts, coupled with an automatic transition to failure alert if starting is unsuccessful after three tries. Experience rapid engagement to rated load times of 5-10-15 seconds, adjusting efficiently to unit capacities upon successful initial startup.
(3). Emergency Direct Start Functionality: In critical moments, harness the power of emergency manual direct start when autonomous controls encounter issues, ensuring uninterrupted operation.
2. Seamless Automatic Operation: When alerted with a valid signal, the diesel fire pump initiates autonomous operation, stepping in during power supply disruptions to the fire pump motor. Once normalcy is restored, the system smoothly transitions back to electric pump operation.
3. Intelligent Automatic Shutdown: With precision timing, the diesel fire-fighting pump gracefully shuts down once the fire alert ceases, preserving resources and ensuring readiness for future demands.
4. Self-Charging Battery Functionality: Our innovative system ensures that the battery is consistently charged using the diesel engine's electrical supply, fortifying the unit's readiness for action at any moment.
5. Advanced Indicating System: Stay informed with comprehensive indicators including ready status, various start modes, operation states, battery charge, speed alerts, oil pressure levels, temperature monitors, fuel status, and much more, ensuring smooth and uninterrupted performance monitoring.
6. Robust Alarm and Protection System: Safety is paramount with alerts for multiple scenarios including start failures, overspeed, oil pressure anomalies, temperature fluctuations, and battery voltage issues, all designed to safeguard the system against potential threats.
7. Comprehensive Display Systems: Gain real-time insights with precise displays of engine oil pressure, engine speed, battery charge current, and voltage, giving you full control over the operation.
8. Direct-Coupled Innovation: The high-flexible coupling ensures impeccable integration of the diesel engine and water pump, featuring a compact and efficient design for reduced vibration and failure, offering easy installation for on-site construction.
9. Superior Pressure and Flow Capacity: Harness the impressive capability of IS series single-stage, SOW series double-suction, and SHD series multistage pumps to address diverse fire-fighting needs with precision and power.
10. Adjustable Flow and Pressure Control: With mechanical or electronic speed governors, these diesel pumps offer customizable speed adjustments, perfectly aligning pump flow and head with actual operational data.
11. Pre-heating Water Temperature Device: Equipped with an AC220V cooling water preheating unit, this feature guarantees optimal performance even in temperatures as low as 5 ºC, ensuring reliability in cold environments.
12. Dual Battery Circuit Assurance: In case of battery failure, an alternative circuit is instantly activated, maintaining continuous operation without interruption.
13. Maintenance-Free Battery Advantage: Experience hassle-free operation with batteries that require no frequent supplemental fluid additions, enhancing convenience and reliability.
14. Automatic Timing Inspection Test: Our fire system primarily operates in a standby mode, ensuring continuous readiness. The unit is expertly designed to autonomously perform device assessments to confirm standby conditions, providing timely alerts to guarantee optimal performance.
Note: Every function outlined is adaptable to suit user preferences. We pride ourselves on offering bespoke designs tailored to your specific requirements, ensuring a personalized solution that meets your exact needs.
Selection Configuration of Diesel Engine
1. The Pump: Choose from our diverse range including the IS series single-stage single-suction pump, the SOW series single-stage double-suction pump, the SHD series multistage segment pump, and the ZW horizontal self-priming centrifugal pump, each engineered for exceptional performance.
2. The Diesel Engine:
We offer internationally acclaimed diesel engines featuring single, two, four, and six-cylinder options. These engines operate within a versatile speed range: 1500r/min, 1800r/min, 2400r/min, and 3000r/min to cater to diverse demands.
3. Other Accessories: Enhance functionality with our comprehensive range of accessories, including a filtration system, silencer system, cooling system, fuel tank, common channel base, base fuel tank, radiator, battery, and charger, all meticulously designed for seamless integration.
4. The Control Cabinet: Our control solutions include SBC, PLC programming, sensors, and an automatic control cabinet, providing sophisticated and intuitive management of your system's operations.
| 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 |
Powered by an international famous brand, our diesel engines boast a versatile range of single-cylinder to six-cylinder models. With speed capabilities spanning 1500r/min, 1800r/min, 2400r/min, and 3000r/min, they are engineered to meet diverse operational demands with precision and reliability.
SEMHAI's robust professional coupling adaptors are meticulously crafted to seamlessly connect diesel engines with drive pumps through a highly efficient shaft mechanism.
Our coupling adaptors offer effortless connectivity through standard couplings, ensuring a straightforward plug-in installation that requires no aligning tools. Constructed from polyamide nylon reinforced with fiberglass, they provide torsional rigidity and are maintenance-free, making them ideal for hydrostatic drives across construction, harvesting, and forestry machines.
SEMHAI's Diesel Plus Fire Pump Controllers are engineered to deliver unmatched control and monitoring for 12 or 24-volt diesel fire pump engines, standing at the forefront of diesel engine control technology.
Impressive Features
Universal Supply Voltage ranging from 100Vac to 240Vac, offering versatile compatibility.
Innovative Dual Output of 12 or 24 Vdc - Conveniently selectable via DIP Switch.
Advanced Communications: Equipped with a USB Port / Drive for seamless data exchange.
Effortlessly transfer data to and from portable USB devices, enhancing operational efficiency.
Embedded Web Pages* for real-time monitoring and management.
Real-time viewing of current status, data values, programmed set points, and historical logs.
Ethernet* for direct connection and data transfer with a computer, ensuring streamlined operations.
RS485 Port* for robust connectivity.
MODBUS Communication * Note: COM Option must be ordered to enable this advanced function.
Introducing the New Big Volume Dual Wall Diesel Subbase Generator Fuel Tank; designed to enhance fuel capacity and security.
Our robust engine mounts are expertly crafted to isolate vibrations, significantly reducing noise in marine and industrial settings. Manufactured with premium industrial-grade materials, they ensure a prolonged service life, outlasting cheaper alternatives and safeguarding your equipment's longevity.
Our professional gearboxes are engineered for direct mounting on diesel engines, ideal for adjusting speed in diverse applications. Featuring an SAE housing and fixed coupling (Rubber Block Drive) or an optional switchable BD or BDS clutch on the input side, they provide versatility and precision.
Industry - Effortlessly handle boiler feed water systems and cooling systems with unmatched efficiency.
Smelting - Ensure smooth operations with top-tier water circulation and cooling systems for optimal smelting processes.
Fire-fighting - Robust support for fire hydrant systems, cutting-edge sprinkler systems, effective spray cooling, comprehensive foam systems, and reliable water monitor systems.
Ocean - Reliable performance for wild water supply systems and efficient island freshwater collection systems.
Heating - Superior support for seamless water circulation and cooling systems, ensuring consistent heating performance.
Municipal - Trusted for emergency drainage and emergency water supply, providing peace of mind during critical situations.
Agriculture - Exceptional efficiency for irrigation and drainage systems, enhancing agricultural productivity.
Professional Cooperation Agencies
At Shanghai Semhai Pump Co., Ltd., we have built enduring and fruitful partnerships with a variety of esteemed domestic pump-testing institutions, ensuring our products meet the highest standards of quality and efficiency. Our collaborations include:
The distinguished National Quality Supervision and Inspection Center of Industrial Pumps in Tiexi District, Shenyang City,
The renowned Irrigation Machinery Products Quality Inspection Center of Machinery Industrial in Zhenjiang City,
The prestigious Ministry of Agriculture Water Pump Quality Supervision and Testing Center in Chongqing City,
And the renowned Shanghai Mechanical and Electrical Products Quality Inspection Center in Shanghai City, among others.
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