I. Overview of Full-Automatic Electric Boiler Performance

(1) Electric hot water boiler products mainly use 380V 50Hz electricity as energy source, providing heating, hot water for domestic use, and steam through electric heaters. The boiler body is mainly composed of a shell, end caps, electric heater mounting, and boiler base, all welded together. The electric control system consists of a computer controller, electric control cabinet, water level sensor, and temperature sensor. This equipment boasts high thermal efficiency, operates silently, and stably.

Ensure reliability, energy efficiency, and environmental protection. Modular heating systems are available for energy conservation and easy installation and use. Capable of achieving fully automatic, high-intelligent, and stable operation.

⑵ Utilizes a step-by-step loading or unloading design, featuring an automatic, high-intelligence balance adjustment for operating loads, effectively protecting electrical components and electric heaters. Operation follows the "first in, first out" principle, ensuring even heating element operation, and automatically switches according to the computer control system's instructions. Electric heaters offer both automatic start and stop functions without the need to shut down, allowing users to flexibly adjust. The boiler is equipped with short-circuit protection, overload protection, leakage protection, phase-loss protection, over-pressure protection, under-pressure protection, voltage anomaly protection, temperature sensor anomaly protection, water level sensor anomaly protection, secondary overheating protection, water temperature overheating protection, and will shut down and alarm if the water level is too low, ensuring safe operation. It also features scale alarm functionality, enhancing the boiler's energy-saving and stable performance. Additionally, it has a time control function, allowing intelligent control of the boiler's automatic operation over four different periods based on user needs.

③ The control cabinet electrical accessories use components from renowned manufacturers to ensure stable operation.

④ Electric Heating Methods: (Stainless Steel Electric Heater, Ceramic Electric Heater, Semiconductor Electric Heater, and Electromagnetic Heater)

Stainless Steel Electric Heater: Advanced technology, reliable quality, ensuring stable product performance. Electric heaters and boilers are connected by flanges, the heater sleeve is made of seamless steel tube, with high pressure resistance and stable, reliable operation.

Ceramic Rod Electric Heater: Utilizing a new "water and electricity separation" structure, the ceramic rod electric heater is a stable heating electrical component with long operating hours. It is made of anti-vibration, high-temperature-resistant ceramic as the base and high-quality nichrome alloy electric heating wire wound around it. The electric heater features advanced technology, reliable quality, high thermal conversion efficiency, fast heating, low thermal inertia, high-temperature and corrosion resistance, excellent thermal-chemical property stability, high insulation strength, and non-pollution to the environment. The external protective sheath is made of low-pressure and medium-pressure boiler seamless tubes, providing high-pressure resistance and low surface heat load, unaffected by scale, preventing scale damage to the electric heater. It offers stable protection to the ceramic electric heater, preventing electric heater elements from leaking electricity due to accidental reasons, thus ensuring personal safety for users and their staff. Additionally, boiler maintenance and repair can be performed without draining water.

★ Semiconductor electric heater: The outer layer is fused with a high-temperature sintered heating material, integrated with a single-crystal pure quartz tube, featuring energy-saving, stability, and replacing heating wires with a surface heating element. It boasts high electrical to thermal conversion efficiency, rapid heating speed, no scale formation, electrical and water separation, less power loss over time, resistance to high concentrations of acids and alkalis, and long service life, maintaining fast electrical conversion in water for an extended period, preventing the drawback of electric heating boilers becoming more energy-consuming over use.

⑸ Low-power electric hot water boilers (6KW to 240KW) feature an integrated design for easy installation; high-power electric boilers (300KW to 2488KW) utilize a separate design with control cabinets and boiler bodies.

The cylindrical electric hot water boiler shell is packaged with milky white color steel plate, which is aesthetically pleasing, durable, and resistant to rust, a common industrial-grade packaging material.

The rectangular electric hot water boiler shell is treated with electrostatic powder coating, working by charging plastic powder through a high-voltage static equipment, which is then sprayed onto the workpiece surface under the influence of the electric field. The powder is evenly adsorbed on the surface, forming a powder-like coating. After high-temperature baking, the coating flattens and solidifies, with the plastic particles melting into a dense, high-strength protective layer that firmly adheres to the shell surface. The bottom of the rectangular shell can be equipped with swivel casters with horizontal adjustment for easy movement upon request.

Section 2: Energy-saving computer boiler controller with an intuitive and concise 7-inch color Chinese touch screen (standard LCD control system for ≤360KW electric boilers):

★ Featuring modern computer control technology and a high-performance microcomputer processor, the new generation atmospheric pressure electric water boiler controller is made from special engineering plastic for scratch resistance and oil resistance, with comfortable buttons for durability. It reliably operates in harsh conditions in front of the boiler. The 7-inch color touch screen display offers high-definition simulated true-color dynamic graphics, including text, graphics, and animation functions, displaying the boiler's operating conditions, modes, and control parameters in graphics, animations, and Chinese. The user-friendly interface, with a high-brightness LED backlight, provides intelligent连锁 control, and features water shortage, overheating, and over-temperature protection. It is stable and reliable with a fault alarm memory function for easy troubleshooting. The advanced Chinese LCD touch screen interface is easy to use and includes 4-hour time control, allowing daily on/off times to be set as needed, truly achieving automatic unattended operation.

★ Fully automatic control and multi-directional automatic interlocking protection; the controller uses industrial-grade control modules as the core controller, featuring a full Chinese graphic menu interface with multi-window system condition display; equipped with automatic fault identification, intuitive indication, and processing; convenient for data analysis and historical operation data query; equipped with a standard RS485 communication interface, supporting Modbus communication protocol, enabling connection with building automation or DCS systems for group control of multiple boilers. The system can perform real-time compensation based on outdoor and indoor temperatures. It offers faster response, high integration, and fewer peripheral components. It has automatic control and interlocking for boiler water level (preventing dry burning), automatic temperature regulation and control of the boiler water, temperature over-limit interlocking, and achieves precise measurement and numerical adjustment of multiple parameters. It is compact in structure, easy to use, informative, and user-friendly in human-machine interaction. It boasts high integration, high intelligence, strong anti-interference capability, simple operation, flexible control, attractive appearance, comprehensive system, wide functionality selection, and high reliability. It realizes self-control, environmental protection, convenience, beauty, durability, and ensures reliable control systems with simple and intuitive operation.

★ The boiler is equipped with a comprehensive fully automatic control system and protective devices, enabling convenient automatic heating of the electric boiler at low, medium, and high power levels. It can automatically adjust the number of electric heaters based on temperature for stable output. It can also achieve automatic water level control, low water level alarm, and automatic shutdown to prevent accidents. Additionally, it includes automatic temperature control for hot water and over-temperature alarm to ensure safe operation of the electric hot water boiler.

★ High-performance Industrial Grade CPU Control Module: Utilizes industrial-grade high-performance control modules, featuring high reliability, high integration, rapid computational speed, strong functions, compact size, and low power consumption; offers multi-channel high/low voltage switch input/output and analog input, enhancing flexibility for extended applications. Smart time-slot control is user-friendly and allows for online programming based on actual needs.

★ Fast-response Digital Chinese LCD Touch Screen: As the use of computers as a source continues to rise, LCD screens are favored for their ease of use, durability, quick response time, and space-saving features. Equipped with high-brightness LED backlights. The LCD graphical interface displays boiler operating conditions, working modes, and control parameters in both graphic animations and Chinese, offering a user-friendly interface. The LCD screen consists of self-regulating components and an LCD screen controller; the detection components are installed beneath the display screen to detect user commands, which are then sent to the LCD screen controller. The main function of the LCD screen controller is to receive information from the detection devices, convert it into filtered information, and send it to the control module. It also receives and executes commands from the control module.

Programmable Logic Controller: An electronic system for digital computation, specifically designed for industrial applications. It utilizes a type of programmable memory for internal program storage, performs logical operations, sequential control, timing, and controls various sensors, heater arrays, and circulating pumps through digital or analog input/output. It is a core component of centralized industrial control. This controller is designed with fuzzy logic temperature control as shown in the figure below:

★ High integration of hardware and software, standardized design: The display and controller are integrated as one, each performing its specific function; Simplified program design enhances system reliability.

★ Dedicated Digital Filtering Technology: The system performs digital filtering on the collected temperature data, ensuring the stability and accuracy of the measurement data.

★ Advanced Processor Performance: Utilizing industrial-grade ARM32-bit CPU, offering faster response times, higher integration, and fewer peripheral components.

★ Photoelectric isolation for switch quantity: All input and output ports of the system are equipped with specialized photoelectric isolation measures, effectively blocking interference channels. The product boasts excellent anti-interference performance, ensuring reliable system operation.

★ Large-screen LCD graphic display, user-friendly interface: The LCD utilizes high-brightness LED backlighting with long lifespan. The interface displays the operating conditions, working modes, and control parameters of the boiler in graphic animation and Chinese language.★ Advanced control features: Utilizes a fully automatic, high-intelligent, digital high-resolution Chinese LCD touch screen in conjunction with programmable logic control modules for joint control. The programmable logic control module serves as the "processor" for the control system. This control system features one-touch on/off capabilities, and the equipped Chinese LCD display boasts rich functionalities. It employs control modules with strong anti-interference performance and long operational life. It can accurately and intuitively display the operating status of the control system, as well as collected information such as water level, temperature, operating status, faults, and flame state changes, using real-time dynamic simulation animation graphics. The current operating status of the electric heater and pump is clearly visible, and water temperature can be set within a super-wide range of 30℃-90℃. The boiler operates with high automation, equipped with a new-generation large-size high-resolution Chinese LCD display, a multilingual pop-up menu, simplifying, organizing, and智能化ing boiler monitoring. It achieves load regulation of the boiler system and automatic fault alarm, adds a Chinese fault repair guide module for quick and convenient maintenance, and automatically generates analytical reports. Multiple interlock protections ensure system reliability; in the event of a boiler fault, it automatically shuts down and pops up an image, recording the time and content of the last few fault occurrences, allowing users to quickly identify the cause of the fault based on the repair guide. Through intelligent human-machine interface control, the boiler runs at scheduled temperatures, saving energy, reducing heat loss, and achieving intelligent unattended control.

★ Equipped with multiple automatic interlocking protection and alarm systems:

1. Boiler Overflow Temperature Protection: During system operation, if the boiler's overflow water temperature exceeds the set temperature limit, the computer controller will trigger an "Overflow Water Temperature Fault" audio-visual alarm, and the interlock will be shut down.

Electric heater, without interlocked circulation pump; To ensure stable operation of the boiler, this boiler is equipped with a set of high-performance temperature sensors and an overheat protector, controlling the electric heater based on the set target temperature value.

Automatic start/stop function makes the heating and hot water output of the boiler more rational. This device ensures the boiler operates stably and reliably under normal conditions, while enabling the boiler to perform automatic load control for one or multiple stages.

Adjustable with dual-temperature protection control and alarm system; features monitoring for over-temperature alarms. Upon detection of an overheating alarm signal, an audible and visual alarm will be triggered, and the electric heater will be automatically shut off.

With the controller temperature exceeding 60℃, the controller will trigger an alarm to remind users to take timely measures to prevent damage to the controller; the overheat protector operates based on the set overheat protection settings.

Risk of boiler water vaporization due to excessively high temperatures caused by uncontrolled value protection.

2. Low Water Level Protection: During the boiler operation, when the boiler water level is extremely low, the controller displays "Extremely Low Water Level Fault" and triggers an audio-visual alarm. The interlocked controlled equipment's water level electrode accurately indicates the actual water level of the boiler body. The electronic water level control system ensures that the boiler is not dried out when the water level is low by accurately collecting water level signals for alarms or interlock controls. Additionally, with a dual-independent temperature control system, the boiler can automatically adjust for ultra-low water temperature, low water temperature, normal water temperature, high water temperature, and superheated water temperature, ensuring the boiler operates safely under all unexpected conditions.

3. Scale Alarm Function: The design of the scale excess alarm function monitors the formation of scale on the heating surface in real-time during the boiler operation. If the computer controller detects an excess of scale, it will shut down and sound an alarm, alerting the user to clean the scale. This ensures the stable operation of the boiler and prevents damage to the boiler.

4. Power Outage Lockout Protection: During system operation, in case of power outage, the system automatically shuts off the output equipment. Upon power restoration, the intelligent controller automatically goes into off-duty mode to ensure stable system operation; to restart, the lockout must be reset before relighting the system. The computer controller features power failure protection, automatically saving various parameters.

5. Voltage and Current Protection: In case of overvoltage, undervoltage, or abnormal current, the control system will automatically cut off the power, stop heating, and protect the equipment's stability.

6. Leakage Protection: In the event of leakage in the boiler or pump, the power supply will automatically be disconnected.

7. Phase Loss Protection: Upon detecting phase loss in the boiler or pump, the system automatically stops heating to prevent equipment damage.

8. Sensor Fault Identification and Protection: During system operation, if a water (return water) temperature sensor experiences an open or short circuit fault, the computer controller will trigger an audio-visual alarm for "Sensor Fault" and interlock to shut down the electric heater.

9. Recirculating Pump Fault Protection: During system operation, if the controller fails to detect the recirculating pump running signal after the pump is started, it will trigger a fault cascade across all controlled devices.

10. Motor Load Protection: Protects motor equipment against overcurrent, overheating, and phase failure during operation, through circuit breakers and thermal overload relays.

★ Additional Features:

1. Set operational parameters: Configure the required temperature, time slots, etc., for the boiler's fully automatic operation.

2. Information Processing: Conduct intelligent data analysis and statistical processing of on-site collected signals, including fault prediction, fault handling, control of thermal system equipment, anti-freezing system control, data inquiries, and intelligent fuzzy control of boiler operations.

3. Data Storage Function: Collects on-site temperature, digital, and alarm signals, performs signal calculation and processing, and can automatically record the boiler's operating time, pump, and electric heater operating times. Data is saved for easy user access.

4. Fault Record and Display: Automatically records data of faults occurring in the boiler, allowing users to query the location, time, and cause analysis of the faults on a liquid crystal display, ensuring the normal operation of the boiler.

5. Auto-detect and Protect Faults: In the event of a fault, the software automatically identifies the issue and protects the boiler and its accessories from normal operation; features a fault analysis table and allows access to repair guidelines.

6. Communication Function: Outputs real-time operational data such as equipment start/stop and fault types through the RS485 communication interface (supporting Modbus communication protocol).

2. Rational furnace structure and easy maintenance: The furnace features an advanced and unique design, ensuring reliable and economical stable operation. The main pressure components are焊接by bevel-to-bevel joints, guaranteeing the quality of the welds. Utilizing the new concept of balanced tube design, a horizontal heating method is adopted, with the external protective sheath of the electric heating tube surrounded by water. This structure provides a spacious interior, a large effective radiant heating surface, and optimized use of the heating area. The design achieves high-speed turbulent flow of the water medium, preventing the occurrence of tube blockages and enhancing heat transfer and heat exchange efficiency. The furnace has an exhaust port for easy inspection and cleaning, simplifying the cleaning process and making maintenance and care extremely convenient, meeting the user's requirements for equipment operation and maintenance.

3. High-intensity flanged electric heating element used:

1). Equipped with a high-intensity stainless steel electric heater, featuring high mechanical strength, vibration resistance, heat resistance, even heat distribution, and excellent chemical resistance. Utilizes a separate small-diameter flange within a high-temperature-resistant, seamless stainless steel pipe.

Evenly distribute the high-temperature resistance wire, densely fill the gaps with crystalline magnesium oxide powder that boasts excellent thermal conductivity and insulation properties. This structure is not only advanced and highly efficient in heat transfer but also ensures even heat distribution.

As current passes through the high-temperature resistance wire, the generated heat diffuses to the surface of the metal tube through crystalline magnesium oxide powder, then transfers into the water, achieving the purpose of heating. It features a simple structure and mechanical

High strength, high thermal efficiency, stable operation, easy installation, and long service life. The product boasts stable and reliable quality, widely used in electric hot water boilers, electric steam boilers, and more.

4. Large Capacity Hot Water Storage Room: This storage room can promptly handle load fluctuations, unstable loads, and peak changes, and is equipped with a curved outlet device to provide a high-quality water output curve, preventing dead corners in the hot water inside the boiler.

5. Temperature-balanced water circulation system: All rounded-arc structures ensure even heat and cold exchange, achieving the set temperature more quickly. The built-in return water distributor in the furnace maintains a stable temperature during the return water process.

6. Advanced Heat Transfer Technology: Utilizing heat transfer and flow resistance technology from "Harbin Institute of Technology's Light Research Institute" and adopting new heat transfer technology, the output and thermal efficiency of the boiler do not decline with extended operation time, thereby realizing

Now features a compact structure with 10% overload capacity.

7. Robust and durable boiler shell, clean and hygienic water quality: The boiler shell, as per the contract, can be treated with anti-corrosion and anti-rust measures, offering excellent resistance to atmospheric corrosion. Its surface forms a protective film against corrosion, safeguarding the internal steel substrate, and the protective film also provides cathodic protection to the steel, effectively extending the stable operation of the boiler shell. Additionally, it has anti-rust, anti-corrosion, and anti-scale properties, protecting both the boiler shell welds and ensuring the cleanliness and hygiene of the water.

8. Computer-Aided Design and Drafting: Utilizing CAD software for optimized design ensures efficient water circulation with minimal flow resistance. Effectively optimizes the heat exchange coefficient of the furnace heating surface, enhancing thermal efficiency.

9. Excellent Insulation and Aesthetically Pleasing Design: Features multi-layer high-quality aluminum foil spun glass fiber cotton for superior insulation and enhanced thermal efficiency. The outer shell is made of white polyester paint coated steel plate flat packaging, which is both attractive and durable, and resists corrosion over long-term use.

10. Whole-unit optimization is reasonable: The coordinated operation of the intelligent boiler controller, power distribution cabinet, water level electrode, temperature sensor, and heating tube results in a high degree of coupling in the boiler heat exchange system.

11. Easy Installation: The boiler is factory-assembled with a compact structure, making it easy and quick to install. All power, control lines, and wiring are pre-connected, ensuring simple installation. Just connect water, electricity, and the matching in/out pipes, and it's ready for operation; installation is both quick and convenient.

12. Versatile Application: This electric boiler is widely used in hotels, hospitals, office buildings, schools, construction sites, factories, laboratories, swimming pools, and bathhouses, providing 24-hour heating and hot water supply.

1. Full-automatic electric hot water boiler technical specifications, featuring stainless steel electric heater

Right to redefine or modify product information without prior notice (including appearance, dimensions, control methods, and internal structure)

2. Technical specifications of fully automatic electric thermal pressure hot water boiler, featuring stainless steel electric heater

Section 3: Technical Specifications of the Fully Automatic Electric Water Boiler, featuring a ceramic rod electric heater with water-separation technology

Four, Technical specifications of the fully automatic electric water boiler, featuring a ceramic rod electric heater with water and electricity separation

Five. Electric Steam Boilers (Stainless Steel Heating Tubes)