I. Overview of Fully Automatic Electric Boiler Performance

⑴ Electric hot water boiler products primarily use 380V 50Hz electrical power as energy, heating and providing hot water for domestic use as well as steam through electric heaters. The boiler body is mainly composed and welded from drum shell, cap, electric heater base, boiler base, etc. The electrical control system consists of a computer controller, electrical control cabinet, water level sensor, and temperature sensor. This equipment has high thermal efficiency, operates quietly and steadily.

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

⑵ Utilizes a step-by-step loading or unloading design, featuring an automatic, high-intelligence balance regulation of operating loads, effectively protecting electrical accessories and electric heaters. Operation follows the "first in, first out" principle, ensuring even heating element operation, and switches automatically according to instructions from the computer control system. Electric heaters offer both automatic and stop functions without shutdown, allowing users to flexibly adjust. The boiler is equipped with short-circuit protection, overload protection, leakage protection, phase loss protection, overvoltage protection, undervoltage protection, abnormal voltage protection, temperature sensor abnormality protection, water level sensor abnormality protection, secondary overheating protection, water temperature overheating protection, and a protective shutdown with alarm when the water level is too low. It also features scale alarm functionality, enhancing the boiler's energy-saving and stable operation. Additionally, it has a time control function, allowing intelligent control of the boiler's automatic operation in four different periods according to user needs.

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

⑷ Electric heating methods: (Stainless steel electric heater, ceramic electric heater, semiconductor electric heater, and electromagnetic heating)

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

Ceramic Rod Electric Heater: Featuring the new "water and electricity separation" structure, the ceramic rod electric heater is a stable heating electrical element with a long operational time. It is made of an anti-vibration, high-temperature-resistant ceramic matrix and wound with high-quality nickel-chromium alloy heating wire. The electric heater boasts advanced technology and reliable quality, high electrical-to-thermal conversion efficiency, rapid heating, low thermal inertia, high resistance to high temperatures and corrosion, excellent thermal-chemical stability, high insulation strength, and non-polluting environmental properties. The external protective casing is made of low-pressure and medium-pressure boiler seamless pipes, offering high pressure resistance and low surface heat load, unaffected by scale, and preventing scale from damaging the electric heater. It provides stable protection for the ceramic electric heater, preventing electric shock hazards to individuals in case of accidental electrical leakage in the heating element, ensuring safety for users and their operators. Additionally, it allows for maintenance and upkeep of the boiler without the need to drain water.

★ Semiconductor electric heater: The outer layer is bonded with a high-temperature sintered heating material, which is integrated with a single crystal pure quartz tube. It is an energy-saving, stable heating device that replaces the heating wire with a surface heating element. It boasts high electric to heat conversion efficiency, fast heating speed, no scale formation, electrical insulation, stable electrical power, resistance to high concentrations of acids and alkalis, and long service life, ensuring rapid energy conversion in water for a long period, thus preventing the drawback of electric heating boilers consuming more electricity over time.

⑸ Low-power electric hot water boilers (6KW~240KW) feature an integrated design for easy installation; high-power electric boilers (300KW~2488KW) adopt a separate design with a control cabinet and boiler body.

The cylindrical electric hot water boiler exterior is packaged in milky white color steel plates, which are aesthetically pleasing, durable, and resistant to rust, making them a common industrial-grade packaging material.

⑺ The square-shaped electric hot water boiler shell is coated with electrostatic powder painting technology. Its working principle involves charging the plastic powder through a high-voltage electrostatic device, 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 powdered coating. After being baked at high temperatures, the powdered coating levels and solidifies, and the plastic granules melt into a dense, high-strength protective coating, firmly adhering to the shell surface. The bottom of the square shell can be equipped with level-adjustable swivel casters upon request, facilitating movement.

Section 2: Energy-efficient 7-inch Color Chinese Touchscreen Computer Boiler Controller (Standard LCD Control System for ≤360KW Electric Boilers): Intuitive and Simple Design

★ 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 and durable buttons. It reliably operates in harsh environments in front of the boiler. The 7-inch color touch screen display offers high-definition simulated true-color dynamic graphics, with text, graphics, and animation display functions, graphically and in Chinese showing the boiler's operating conditions, modes, and control parameters. The user-friendly interface, with a high-brightness LED backlight for the LCD screen, includes features like water shortage, overheating, and over-temperature protection, ensuring stable and reliable use. It also has a fault alarm memory function for easy troubleshooting. The advanced Chinese LCD touch screen interface is easy to use and features 4-hour time control, allowing for daily on/off scheduling, truly achieving fully automatic unattended operation.

★ Fully automatic control and multi-directional automatic interlocking protection; the controller uses industrial-grade control modules as the core controller. It features a full Chinese graphic menu interface and a multi-window system condition display; it has automatic fault identification, intuitive indication, and processing capabilities; convenient data analysis and historical operation data querying; it has a standard RS485 communication interface and supports 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 output response, high integration, and fewer peripheral components. It includes automatic water level control for boilers (preventing dry burning), automatic temperature regulation and control of the boiler water, temperature over-连锁, and achieves precise measurement and numerical adjustment of various parameters. It is compact in structure, easy to use, information-rich, and user-friendly in human-machine interaction. It boasts high integration, high intelligence, strong anti-interference ability, simplicity of use, flexible control, attractive design, comprehensive system, wide functionality selection, and high reliability. It achieves self-control, environmental protection, convenience, beauty, durability, and ensures reliable control systems with simple and intuitive operation.

★ The boiler is equipped with a complete automatic control and protection system, enabling easy operation such as automatic low heat heating, medium heat adjustment, and high heat regulation. It automatically adjusts the number of electric heaters based on temperature for stable output. The system also features automatic water level control, low water level alarm, and automatic shutdown. 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 with high reliability, integration, and processing speed, strong functions, small size, and low power consumption; features multi-channel high and low voltage switch inputs, outputs, and analog inputs for flexible expansion applications. Smart time-slot control, user-friendly, and can be programmed online according to actual needs.

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

Programmable Logic Controller: An electronic system for digital computation, specifically designed for industrial applications. It employs a type of programmable memory to store internal programs, execute logical operations, sequence control, timing, and control various sensors, heater arrays, and circulatory pumps through digital or analog input/output. It is a core component of centralized industrial control. This controller is designed with a fuzzy logic temperature control method, as shown in the figure below:

Highly integrated hardware and software, standardized design: The display and controller are integrated into 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 measured data.

Advanced Processor Performance: Equipped with industrial-grade ARM32-bit processors, offering faster response times, higher integration, and fewer peripheral components.

★ Photoelectric Isolation for Switching Quantity: All input and output ports of the system are equipped with special photoelectric isolation measures, effectively blocking interference paths. The product boasts excellent anti-interference performance, ensuring reliable system operation.

★ Large-screen LCD graphic and text display with user-friendly interface: The LCD features high-brightness LED backlight and long lifespan. The graphic and text interface displays the boiler's operating conditions, working modes, and control parameters in both graphic animation and Chinese.★ Advanced Control Function: Utilizes a fully automatic, high-intelligent digital high-resolution Chinese LCD touch screen in conjunction with a programmable logic control module 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 configured Chinese LCD display boasts a variety of functions. It employs control modules with strong anti-interference performance and long service life; it accurately and intuitively displays the operational status of the control system, as well as collected information such as water level, temperature, operational status, faults, and flame state changes, through real-time dynamic simulation animation graphics. It clearly shows the current operational status of electric heaters and pumps, allowing for arbitrary setting of water temperature within a super-wide range of 30℃-90℃. The boiler operates with high automation, equipped with a new-generation large high-resolution Chinese LCD display, a multi-level pop-up menu in full Chinese, simplifying, organizing, and intelligentizing boiler monitoring. It achieves load regulation and automatic fault alarm for the boiler system, adds a Chinese fault repair guide module for quick and convenient maintenance, and automatically generates analytical reports. Multiple interlocking 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 operates at scheduled temperatures, saving energy and reducing heat loss, achieving intelligent unattended control.

★ Equipped with multiple automatic interlock protection and alarm systems:

1. Boiler Outlet Over-temperature Protection: During system operation, if the outlet temperature of the boiler exceeds the set over-temperature limit, the computer controller will trigger an audible and visual alarm for "Boiler Outlet Over-temperature Fault" and the interlock will 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 and stop function makes the heating and hot water output of the boiler more reasonable. This device ensures the boiler operates stably and reliably under normal conditions, while allowing for automatic control over a single load section or multiple load sections.

Adjustable with dual temperature protection control and alarm system; equipped with over-temperature alarm monitoring. In case of an overheating alarm signal, an audible and visual alarm will be triggered, and the electric heater will be automatically shut off.

The controller will issue an alarm alert when the temperature exceeds 60℃ to remind users to take timely measures to prevent damage to the controller; the overheating protector is based on the set overheating protection settings.

Over-temperature hazard due to water vaporization following the loss of control of the value-protected boiler.

2. Low Water Level Protection: During the boiler operation, if the water level in the boiler becomes extremely low, the controller will display a "Low Water Level Fault" and trigger an audible and visual alarm. The interlocked controlled equipment's water level electrode accurately indicates the actual water level of the boiler. The electronic water level control system ensures the boiler is not dried out during low water levels by accurately collecting water level signals to initiate 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 unforeseen circumstances.

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

4. Power Failure Lockout Protection: During system operation, if power supply is interrupted, the system automatically cuts off the output devices. Upon re-powering, the intelligent controller automatically goes into off-duty mode to ensure stable system operation; to restart, the lockout must be reset before the system can be re-ignited. The computer controller features power failure protection, automatically saving various parameters.

5. Voltage and Current Anomaly Protection: In the event of overvoltage, undervoltage, or abnormal current, the control system will automatically shut 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 cut off.

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

8. Sensor Fault Identification and Protection: During system operation, if a fault occurs in the water (return water) temperature sensor, such as an open or short circuit, 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 control unit fails to detect the recirculating pump running signal after the pump is started, a fault cascade will be triggered for all controlled devices.

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

★ Other Features:

1. Set operational parameters: Set the required temperature, time slots, etc., for the boiler's 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 querying, and intelligent fuzzy control of boiler operation.

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 check the location, time, and cause analysis of the faults on a liquid crystal display, ensuring the normal operation of the boiler.

5. Auto-Fault Identification and Protection: In the event of a fault, the software automatically identifies the issue, protecting the boiler and its accessories from further damage; features a fault analysis chart and provides access to maintenance guidelines.

6. Communication Function: Data such as equipment start/stop, fault types, etc. can be transmitted in real-time via the RS485 communication interface (supporting Modbus communication protocol).

2. Rational Furnace Structure and Easy Maintenance: The furnace features a rational structure and easy maintenance. It boasts an advanced and unique design, ensuring reliable and economically stable boiler operation. The main pressure parts are焊接采用bevel-seam welding, guaranteeing high-quality welds. Utilizing the new concept of balanced tube design, a horizontal heating method is adopted, with the outer protective sleeve of the electric heating tube surrounded by water. This structure provides a large inner drum space, a large effective radiant heating surface, and optimizes the utilization of the heating area. The design achieves high-speed turbulent flow of the water medium, preventing tube blockage and enhancing heat transfer, thereby improving heat exchange efficiency. A drain handhole is provided inside the furnace 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. Utilizing high-strength flanged electric heating elements:

1). Utilizing high-strength stainless steel electric heaters, featuring high mechanical strength, vibration resistance, heat resistance, even heat distribution, and excellent chemical resistance. Equipped with independent small-sized flanges, installed within high-temperature-resistant seamless stainless steel pipes.

Evenly distribute high-temperature resistive wires, 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 uniform heat emission.

When an electric 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 transferred into water to achieve heating purposes. 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 water heaters, electric steam boilers, and more.

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

5. Temperature-balanced water circulation system: Fully uses arc-shaped structures for even heat and cold exchange, achieving the set temperature more quickly. The furnace is equipped with an internal recirculating distributor, ensuring stable temperature during the recirculation process.

6. Enhanced Heat Transfer Technology: Utilizing heat transfer and fluid resistance technologies from "Harbin Institute of Technology's Light Research Institute," the application of new heat transfer techniques ensures that the output and thermal efficiency of the boiler do not decline with extended operation time.

Features a compact structure with a 10% overload capacity.

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

8. Computer-Aided Design Drawing: Utilizing CAD software for optimized design ensures efficient water circulation with minimal flow resistance. Effectively enhances the heat exchange coefficient of the heating surface inside the furnace, thereby improving thermal efficiency.

9. Excellent thermal insulation and attractive appearance: Utilizes multi-layer high-quality aluminum foil centrifugal glass fiber wool for insulation, ensuring superior thermal performance and enhanced heat efficiency. The outer shell is made of white polyester paint coated steel plate flat packaging, which is aesthetically pleasing, sturdy, durable, and resistant to corrosion over long-term use.

10. Whole Machine Optimization: The coordinated operation of the intelligent boiler controller, power distribution cabinet, water level electrode, temperature sensor, and heating tubes results in a high coupling degree in the boiler heat exchange system.

11. Easy Installation: The boiler is factory-assembled with a compact structure, making installation quick and effortless. All power and control lines are pre-connected, simplifying the setup process. Just connect water, electricity, and the corresponding inlets and outlets, and it's ready to operate. Quick and convenient installation.

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

1. Technical specifications of the fully automatic electric water boiler, featuring a stainless steel electric heater

The right to redefine or modify product information (including外形尺寸, control methods, internal structure, etc.) without prior notice.

Section 2: Technical Specifications of the Fully Automatic Electric Heat Pressure Water Boiler, featuring a stainless steel electric heater

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

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

Section 5: Electric Hot Water Steam Boiler (Stainless Steel Heating Tube)