Hot water boilers ici. Industrial steam, hot water boilers and boiler units using diathermic oil and superheated water ICI CALDAIE (Italy). Basics of safe operation

For 50 years now, oil heating and hot water boilers of various capacities and simply steam boilers are marketed under the brand name Ichi Kaldaye and are famous for the impeccable performance of their functions. High quality By affordable price and proper Maintenance– the main “trump cards” of the product, thanks to which buyers all over the world make their choice in its favor.

Manufacturer Features

For half a century, the ICI Caldaie concern (Italy) has acquired a reputation as a leader in the production of hot water and steam boilers, whose products have such a wide range of properties and characteristics that any client can easily select best option according to performance and price for your object. Thanks to its own scientific staff and their know-how acquired in the design and implementation of the production of steam generators for the domestic boiler sector, ici caldaie has found itself at the forefront of companies engaged in the production of heat generators.

The Italian concern produces boilers for low and high pressure low productivity, as well as optional equipment for them.

Boiler characteristics

At home steel boilers Ichi Kaldaye work with a reversible firebox, low-temperature three-pass and condensing boilers. The power range of these boilers is from 20 kW to 4 MW.

The company's floor and wall mounts are also very popular. gas boilers 20-30 kW power, heat generators operating with superheated water, diathermic oil. All of them are widely used in many industries.

ICI REX hot water boilers are reliable, have a long service life with high efficiency and are used with inflatable burners that can operate on gaseous, liquid or combined fuels. It is worth noting that all equipment from ici caldaie can work with almost any type of fuel: fuel oil, gas, diesel fuel with the exception of boilers that operate exclusively on superheated water or exclusively on diathermic oil.

Their advantages also include the fact that the torch burns reversely. Their power, depending on the functions assigned to them, ranges from 1.2 to 6 MW at a pressure of 5-6 atmospheres and operating temperature up to 110C.
They mainly use modulating and two-stage burners.

Structurally, all ici caldaie equipment is made of materials that are characterized by:
testing in accordance with standards accepted in Europe;
metals tested by ultrasonic testing;
welding seams that have been tested for x-rays and hydraulics using colored liquids.

All production of hot water and steam boilers of the ICI CALDAIE company is fully automated, from cutting metal sheets using laser technology to welding products in installations where a person was replaced by a computer with special software.

Buy ici boilers

All boilers have the necessary certificates and permits and are delivered to Russia in accordance with the requirements regulatory documents. You can see this for yourself if you purchase ici caldaie equipment from our company. High-level specialists will be happy to provide you with advice on choosing this equipment and offer you the best option!

Alba company, which is official dealer Italian manufacturer ICI Caldaie, brings to your attention REX water heating boilers such as ici rex 50 or ici rex 120. Thanks to the high operational characteristics boiler equipment This brand has proven itself to be excellent among consumers. Currently, the manufacturer produces more than one and a half dozen models with different capacities, which allows you to select a boiler that is most suitable for solving certain problems. So, for example:

  • the REX 50 boiler has compact dimensions and can be used in small boiler rooms where it is not possible to accommodate more powerful equipment;
  • The REX 120 boiler is larger in size, but the useful power of the equipment is almost two and a half times higher than that of the previous model.

It is important to note that all gas boilers included in the REX series have a high efficiency - up to 92%, which is a third more than that of units Russian production. No less important is the durability of Italian equipment, which is explained by the use of high-quality steel and the use modern technologies. Unlike more affordable analogues, whose operational life is estimated at two to three years, ICI CALDAIE REX lasts for decades and does not require complex or expensive maintenance.

Parameters of water heating equipment using the example of the ICI REX 7-130 unit

The main area of ​​application of ICI REX 7-130 water heating units is systems with temperatures in the range of 60-100ºС. The boiler is equipped with a safety thermostat that is activated when the temperature exceeds 110ºС. The model is suitable for use in conjunction with burners operating on both gas and diesel, as well as other types of liquid fuel.

  • The main elements that make up the body of the unit are the front and rear tube sheets. The first is flared in the direction of the firebox. Due to the convex shape, resistance to deformation increases, thanks to which the equipment can operate at a pressure of 5 bar.
  • The front door can be opened in both directions using a lever that is included with the boiler. The main material for making the door was steel sheets. The role of a thermal insulating element is performed by ceramic fiber.
  • The firebox has the shape of a cylinder. WITH reverse side The bottom of the unit covers it. The operating principle is reversible. When operating the equipment, the flame reaches the central section of the firebox. In this case, the flue gases pass through the front zone and then enter the smoke pipes. The latter are welded to the housing grille and equipped with spiral turbulators.
  • The rear camera is made of steel and has thermal insulation. The design provides easy access for inspection and monitoring of the condition of chimneys. The thoughtful location of the door ensures comfortable maintenance of the equipment.
  • To accommodate attached working equipment, a shell with special fastenings is provided. The structure is made by welding.

Energy-efficient ici caldaie boilers are used in thermal power plants, district and block boiler houses, district heating power plants, and in residential areas of hundreds of Russian cities. Branches of application of units for generating steam, hot heating water and the needs of hot water supply: diamond mining production, residential buildings, schools, towns, industrial facilities of steel production, production of parts and assemblies for pipelines of the oil and gas market and the needs of heat and water supply, producers of live packaged beer and many others.

Today we can say with confidence that ici caldaie s.p.a are the most popular boilers in their segment industrial equipment for steam, heat and water. Due to the exceptional quality of workmanship, namely thick-tube boilers are equipped with thick, high-quality steel walls cylindrical vessel and reliable seams, which are subjected to radiographic inspection and hydraulic tests, as well as a wide range of equipment know-how at an affordable price, ici caldaie boilers are designed to last for more than 50 years.

Product range

  • Commercial series steel boilers power from 20 to 4000 kW (with reverse flame development, 3 revolutions flue gases, low temperature and condensation).
  • Industrial heat generators power from 70 to 12000 kW (steam, diathermic oil, superheated water and hot water).

The production of blanks for large heat-conducting boilers is carried out using laser cutting on CNC machines. Efficient and flawless welding of boiler elements is provided by robotic complexes for industrial and commercial series.

Each stationary boiler installation for heat supply needs in private, residential buildings, schools, kindergartens, etc. undergoes strict control by the manufacturer ICI CALDAIE, which indicates the reliability of the assembly area of ​​the combined heat generation plant.

Let's consider automatic devices with a furnace for heating liquids for industrial use - boilers with curved pipes for coal mining, meat processing, mining industries, etc.

Steel hot water boilers are technological inventions of the manufacturer Ichi Kalidai, they have high heat output, have a large volume of water in an iron tank, as well as a long cylinder. This creates a sufficient reserve in a complex device with zigzag and straight-through pipes in case of a sudden increase in the demand for steam, for example, for a heat-exchanging district boiler house or a heating power plant.

Complete with burners manufactured by F.B.R. Bruciatori Srl (Italy)

An optimally designed firebox of thick-tube boilers and liquid heating devices with a properly selected F.B.R. burner can significantly reduce NOx content.

Boiler characteristics

In boiler units with large steam capacity, the temperature of prepared steam production by thermomechanical equipment reaches 250ºС, and in high-power hot water boilers, the temperature of superheated water reaches 150ºС, while the operating pressure in the system of steel sectional tubular boilers does not exceed 18 bar.

Advantages of boilers

All serial hot water, steam, diathermic oil boilers and heat-consuming equipment using superheated water of the ICI brand are equipped electronic system controls, seams - are subjected to radiographic control and hydraulic tests, and in addition to this, steam boilers are equipped with a feed group, automation and safety devices in accordance with Russian requirements.

Classification of steam-water-heating, diathermically heated, and equipment on superheated water, serial water-heating boilers ICHI Kaldai is divided into direct-flow and heat exchangers with forced circulation coolant.

Scope of application

Heat-consuming equipment - units for obtaining warm water and non-radioactive steam are supplied assembled, complete and tested, which significantly simplifies installation supervision and installation operations during the assembly of boiler houses for diamond mining companies, steel production of large-sized castings, production of parts and assemblies for oil and gas market pipelines, confectionery factories, automobile factories and manufacturers of reinforced concrete products. All steam and water heating equipment has appropriate certificates for operation in Russia.

Sales and installation of equipment

The Ayaks Trade company is one of the leading partners and direct importer of thermomechanical working equipment of the ICI Caldaie concern in Russia. The distributor sells the entire range of water heating and steam boilers, as well as auxiliary equipment and technological assembly tools for the entire equipment fleet. The work is permitted by Kotlonadzor.

High competence of the Ayaks Trade company in the selection of electric, stationary, mobile, gas-tube and water-tube cast iron and steel boilers for the construction of thermal power plants, thermal power plants, heating of warehouse and work premises, production of polystyrene foam boards, permanent formwork, clinker thermal panels, polystyrene foam, expanded polystyrene, as well as meat and dairy plants according to a pre-approved designed design of boiler plants, and the assistance provided in the implementation of projects for administrative warehouse bases and boiler houses, in combination with the high quality of ICH equipment, largely determine the success of heat-producing and steam-producing plants ICI boilers on the Russian market.


One of the undoubted world leaders in the production of industrial water heating equipment is the Italian concern ICI CALDAIE S.P.A. All heating units Ici Caldaie are manufactured using modern technologies, which significantly reduces the cost of production and the cost of construction.

Ici Caldaie industrial steam boilers are particularly popular due to their versatility. Gas, diesel or fuel oil can be used as fuel.

All about Ici Caldaie boilers

The Italian concern produces several types of industrial units. Among them:
  1. Steam - the Ici Caldaie industrial fire tube steam boiler is offered by the manufacturer in two modifications. Two-pass equipment produces up to 5000 kg/hour of steam. Operating pressure in the system up to 15 bar. The installation operates on any type of liquid fuel. Three pass boilers Designed for rooms with a large heated area.
    The Ici Caldaie fire tube steel boiler is used in the food industry and the production of reinforced concrete products, as well as for heating large warehouses and large industrial centers. Installation does not require registration.
  2. Hot water boilers- Ici Caldaie boiler equipment has a capacity from 100 to 12000 kW. Designed for heating residential apartment buildings.
    The main advantage of the equipment is the ability to regulate the heating of the coolant over a wide range. The advantage of hot water boilers is the presence of two circuits for DHW heating and heating systems. The same category includes equipment operating on superheated water.
    Italian industrial water heating boilers Ici Caldaie are popular due to easy installation and low requirements for the connected heating system.

In addition to Ici Caldaie automated hot water and steam boilers, consumers are offered water heating equipment of a commercial series. These units can operate in the range from 20 to 4000 kW.

Design and principle of operation

Technical specifications Ici Caldaie steam boilers may vary depending on internal structure and the principle of heating the coolant. Thus, the following modifications are distinguished:
  • Two-pass and three-pass boiler.
  • Low pressure steam boiler.
  • Direct flow steam boiler.
The Ici Caldaie steam boiler house has the following features:
  • Heating of the room is not carried out using hot water, but steam circulating through the pipeline. To prevent thermal shock, a special module is installed that softens the difference between the supply and return temperatures entering the boiler.
  • Reduced gas consumption - today fire tube models are among the most economical, so their use for heating industrial buildings is justified and beneficial.
  • The efficiency of steam boilers reaches 92% at maximum performance. Moreover, the efficiency remains the same when changing power from 30 to 100%.
  • A permit for boiler equipment is not required if used as fuel liquefied gas or any type of liquid fuel.
  • Modulation installed universal burner for the boiler. Since the fuel supply is forced, a connection to the power supply system is necessary for the station to operate.
The basic package of Ici Caldaie boilers includes the following equipment:
  • Thermal insulation lining- heat loss is reduced to a minimum.
  • Control cabinet - includes automation, safety group, pressure sensors, thermostats and thermometers. Additionally you can install remote control operation of the boiler room using a remote panel.
  • The burner is modulation type. The fuel supply is forced under pressure, which creates noise during operation.


Commissioning of Ici Caldaie equipment by unskilled workers is prohibited. Installation should only be performed by licensed professionals.

Basics of safe operation

To ensure safe operation and maintenance of Ici Caldaie boiler equipment, it is first necessary to understand that this type boilers is potentially dangerous and under certain conditions can lead to the development of an explosive situation. For this reason, even during installation work The following rules must be observed:
  • Pipe heating temperature, through which steam will circulate, can reach 100°C and higher. To prevent burns, certain safety precautions will be required.
  • Electrical connection- the boiler room must be connected directly to the voltage panel. Separate circuit breakers must be installed outside the building to ensure that power can be turned off during an emergency.
  • Water treatment system- install coarse and fine filters, add a special softener to the coolant to avoid the appearance of scale.
Under normal conditions, the automation automatically turns off the boiler if a malfunction is detected, so the risk of explosion is minimal, no more than with conventional gas units.

Efficiency of using steam equipment

As can be seen from technical characteristics, in terms of productivity and efficiency, steam boilers are significantly superior to traditional analogues operating on liquid fuel and gas. The only drawback that reduces the demand for products is the need for additional investments for the installation of the heating system pipeline. But as practice shows, the funds pay off after several years of operation of the boilers.

Ici Caldaie individual boilers and modular boiler rooms are reliable and have a high degree of safety. Compared to similar German and Czech equipment, the cost is approximately one third lower. Good purchase for heating production premises large area.

For 50 years now, oil-heating and water-heating boilers of various capacities and simply steam boilers have been marketed under the brand name ICHI caldaie and are famous for the impeccable performance of their functions. High quality at an affordable price and proper maintenance are the main “trump cards” of the product, thanks to which buyers all over the world make their choice in its favor.

Manufacturer Features

For half a century the concern ICI Caldaie (Italy) has acquired a reputation as a leader in the production of hot water and steam boilers, whose products have such a wide range of properties and characteristics that any client can easily choose the best option in terms of design and price for their facility. Thanks to its own scientific personnel and their know-how, obtained in the design and implementation of the production of steam generators for the domestic boiler sector, Ichi Kaldaye has found itself at the forefront of companies engaged in the production of heat generators.

Boiler characteristics

In everyday life, Ichi Kaldaye steel boilers work with a reversible firebox, low-temperature three-pass and condensing boilers. The power range of these boilers is from 20 kW to 4 MW.

All of them are widely used in many industries.

ICI Caldaie REX hot water boilers are reliable, have a long service life with high efficiency and are used with inflatable burners that can operate on gaseous, liquid or combined fuels. It is worth noting that all equipment can work with almost any type of fuel: fuel oil, gas, diesel fuel, with the exception of boilers that operate exclusively on superheated water or exclusively on diathermic oil.

Their advantages also include the fact that the torch burns reversely. Their power, depending on the functions assigned to them, ranges from 1.2 to 6 MW at a pressure of 5-6 atmospheres and an operating temperature of up to 110C.
They mainly use modulating and two-stage burners.

Structurally, all equipment is made of materials characterized by:
. testing in accordance with standards accepted in Europe;
. metals tested by ultrasonic testing;
. welding seams that have been tested for x-rays and hydraulics using colored liquids.

All boilers have the necessary certificates and permits and are supplied to Russia in accordance with the requirements of regulatory documents. You can see this for yourself if you purchase Ichi Caladier equipment from ThermoSystems Group of Companies. Our specialists will be happy to provide you with advice on choosing this equipment and offer you the best option!