Insuz PRS Series Industrial Hot Water Boiler

INSUZ PRS – A compact and powerful hot water boiler that maximizes energy savings.

High-Efficiency 3-Pass Steel Hot Water Boiler

INSUZ PR is a three-pass, steel, flame-smoke tube hot water boiler with a fully sealed combustion chamber.
Designed with high technology, reliable modern engineering, and durable construction, it ensures high efficiency and long service life for heating industrial facilities and residential areas.

🔹 Capacity Range: 1070 kW – 5349 kW
🔹 Maximum Operating Pressure: 6 bar (0.6 MPa)
🔹 Maximum Operating Temperature: 110°C
🔹 Fuel Types: Natural Gas, LPG, CNG, Diesel, Fuel Oil
🔹 Boiler Efficiency: Up to 91%

⭐ For special orders or project-specific requirements, production up to 12 bar is available.

INSUZ PRS Model Cross-Section and Connection Dimensions

In the technical drawing, the internal structure of the INSUZ PRS series boilers is shown in detail..

This sectional view allows for a technical evaluation of the positioning and structural features of the boiler components

⚠️Burner compatibility should be evaluated by considering the combustion chamber dimensions and other parameters in the technical table. Additionally, ensure that the burner flame head length is correctly chosen according to the boiler door thickness.

Insuz PRS Model Sectional View and Connection Dimensions
Article No. Model A B C D Ø E F G K N1-N2 N3 N4 N5 N6 L1 L2 L3Ø
INPRS1000AK2560SSA33.3Pr6 INSUZ PRS 1000 1450 2788 1590 400 810 1800 1080 220 DN 125 DN 65 1/2″ 1″ 1/2″ 1600 690 260
INPRS1250AK2990SSA41.7Pr6 INSUZ PRS 1250 1485 2950 1605 400 840 2000 1100 220 DN 125 DN 65 1/2″ 1″ 1/2″ 1750 720 260
INPRS1500AK3460SSA50Pr6 INSUZ PRS 1500 1570 3220 1700 450 875 2000 1100 220 DN 150 DN 65 1/2″ 1″ 1/2″ 2000 770 260
INPRS1750AK3830SSA58.3Pr6 INSUZ PRS 1750
1650 3340 1755 450 910 2300 1160 220 DN 150 DN 80 1/2″ 1″ 1/2″ 2100 820 280
INPRS2000AK4260SSA66.7Pr6 INSUZ PRS 2000 1670 3600 1795 500 925 2500 1200 220 DN 150 DN 80 1/2″ 1″ 1/2″ 2320 850 280
INPRS2500AK5200SSA83.7Pr6 INSUZ PRS 2500 1765 3995 1850 600 960 2550 1260 220 DN 200 DN 80 1/2″ 1″ 1/2″ 2740 870 280
INPRS3000AK6080SSA100Pr6 INSUZ PRS 3000 1915 4070 2030 600 1055 2600 1380 220 DN 200 DN 80 1/2″ 1″ 1/2″ 2810 990 345
INPRS3500AK7190SSA116.7Pr6 INSUZ PRS 3500 2017 4200 2145 600 1070 2800 1440 220 DN 200 DN 80 1/2″ 1″ 1/2″ 2950 1000 360
INPRS4000AK7930SSA133.3Pr6 INSUZ PRS 4000 2017 4635 2145 700 1070 3300 1440 220 DN 200 DN 100 1/2″ 1″ 1/2″ 3350 1000 360
INPRS5000AK9637SSA166.7Pr6 INSUZ PRS 5000 2142 5045 2252 750 1166 3700 1520 220 DN 250 DN 100 1/2″ 1″ 1/2″ 3760 1000 400

INSUZ PRS Model Technical Specifications

Insuz PRS Model Exploded Technical Drawing

The technical table provides a detailed overview of the performance and operational parameters of the INSUZ PRS series boilers.

This table includes essential technical data such as nominal capacity, efficiency rates, and operating pressure values. When selecting a burner and designing the piping system, factors like combustion chamber back pressure and water-side pressure losses should be considered. Additionally, maximum operating pressure and water capacity play a crucial role in system design.

To optimize your boiler’s performance, pay close attention to the technical specifications when making a selection.

For more information or assistance in choosing the right product, feel free to contact our team. We are here to provide you with the best solution!

Article No. Model Nominal Thermal Power Maximum Thermal Power Efficiency Boiler Counter Pressure ∆P Water Side Pressure Drop Max Working Pressure Boiler Water Volume Boiler Weight (Empty)
kW kcal/h kW kcal/h % mbar mbar bar Liter Kg
INPRS1000AK2560SSA33.3Pr6 INSUZ PRS 1000 1070 920.000 1162 1.000.000 92 5,5 20 0,6 1410 2560
INPRS1250AK2990SSA41.7Pr6 INSUZ PRS 1250 1337 1.150.000 1454 1.250.000 92 5,8 21 0,6 1530 2990
INPRS1500AK3460SSA50Pr6 INSUZ PRS 1500 1605 1.380.000 1744 1.500.000 92 6,3 23 0,6 1860 3460
INPRS1750AK3830SSA58.3Pr6 INSUZ PRS 1750 1872 1.610.000 2035 1.750.000 92 7,5 24 0,6 2110 3830
INPRS2000AK4260SSA66.7Pr6 INSUZ PRS 2000 2140 1.840.000 2326 2.000.000 92 8,2 27 0,6 2150 4260
INPRS2500AK5200SSA83.7Pr6 INSUZ PRS 2500 2674 2.300.000 2907 2.500.000 92 10 30 0,6 3050 5200
INPRS3000AK6080SSA100Pr6 INSUZ PRS 3000 3209 2.760.000 3488 3.000.000 92 11 35 0,6 3710 6080
INPRS3500AK7190SSA116.7Pr6 INSUZ PRS 3500 3744 3.220.000 4070 3.500.000 92 12 40 0,6 4520 7190
INPRS4000AK7930SSA133.3Pr6 INSUZ PRS 4000 4279 3.680.000 4651 4.000.000 92 13 45 0,6 5020 7930
INPRS5000AK9637SSA166.7Pr6 INSUZ PRS 5000 5349 4.600.000 Mak 5.000.000 92 15 50 0,6 6020 9637

Burner Connection Details

Insuz PR & PRS Models Burner Connection Scheme
Article No. Model K L1 L2 ØL3
INPRS1000AK2560SSA33.3Pr6 INSUZ   PRS 1000 220 1600 690 260
INPRS1250AK2990SSA41.7Pr6 INSUZ   PRS 1250 220 1750 720 260
INPRS1500AK3460SSA50Pr6 INSUZ   PRS 1500 220 2000 770 260
INPRS1750AK3830SSA58.3Pr6 INSUZ   PRS 1750 220 2100 820 280
INPRS2000AK4260SSA66.7Pr6 INSUZ   PRS 2000 220 2320 850 280
INPRS2500AK5200SSA83.7Pr6 INSUZ   PRS 2500 220 2740 870 280
INPRS3000AK6080SSA100Pr6 INSUZ   PRS 3000 220 2810 990 345
INPRS3500AK7190SSA116.7Pr6 INSUZ   PRS 3500 220 2950 1000 360
INPRS4000AK7930SSA133.3Pr6 INSUZ   PRS 4000 220 3350 1000 360
INPRS5000AK9637SSA166.7Pr6 INSUZ   PRS 5000 220 3760 1000 400

1- Boiler, 2- Boiler front door, 3- Burner mounting flange plate, 4- Burner, 5- Thermal insulation between the burner flame head and door, 6- Viewing Glass Cooling Air Supply Connection, K – Door Refractory Thickness, Lr – Burner flame head length, L3 – Front Door Opening Diameter Dr – Flame head diameter

⚠️ Lr > K ⚠️ Lr must be greater than K to ensure proper burner positioning.

For proper burner installation, the flame head length (Lr) must be greater than the cover insulation thickness (K). Otherwise, the burner cannot be properly positioned in the combustion chamber. Before ordering a burner, share these values with the burner manufacturer to ensure a correct selection.

Boiler Control Panel

Insuz Boiler Control Panel – Industrial Heating Systems
  1. Fuse
  2. Limit Thermostat (Manual Reset)
  3. On/Off Switch
  4. Operation Indicator
  5. First Stage Burner Indicator
  6. Second Stage Burner Indicator
  7. Burner Restart
  8. Temperature Display
  9. Setpoint Thermostat

INSUZ PRS Model Hot Water Boiler Application Areas

Industrial Facilities

🔹 Food Industry: Industrial hot water boilers provide an efficient heat source for pasteurization and sterilization processes in food production. Large-scale hot water systems ensure continuous hot water supply for dairy and juice production. Industrial hot water boilers are used in process heating applications.

🔹 Textile Industry: Hot water systems for textile production are essential for dyeing, drying, and ironing processes. Industrial hot water boilers supply the necessary hot water for textile factories’ production lines. Energy-efficient hot water boilers support economic sustainability in the textile sector.

🔹 Chemical and Petrochemical Industry: Hot water boilers in chemical production processes enable precise temperature control for solvent evaporation and reaction processes. Hot water systems in petrochemical plants ensure stable and efficient chemical reactions. Industrial hot water solutions enhance energy efficiency in production, reducing operational costs.

🔹 Paper and Pulp Industry: Hot water boilers in the paper industry help maintain temperature balance in pulp preparation and paper drying processes. Hot water systems for pulp production provide controlled heating in manufacturing lines. High-efficiency hot water boilers in paper mills optimize energy consumption while accelerating production processes.

Large Commercial and Residential Applications

🏨 Hotels and Resorts: Hotel hot water boiler systems ensure uninterrupted hot water supply for guests. Hot water solutions in resorts provide 24/7 hot water for spas, swimming pools, and rooms. Centralized hot water boilers offer an economical and efficient solution for large-scale hospitality facilities.

🏥 Hospitals: Hygienic hot water systems in hospitals provide continuous hot water for sterilization, operating rooms, and patient rooms. Hot water boilers for medical equipment maintain the highest hygiene standards, ensuring safe usage. Centralized hospital hot water systems deliver energy-efficient and sustainable solutions for large buildings.

🏢 Shopping Malls and Large Buildings: Shopping mall hot water boiler systems supply constant hot water for stores, restaurants, and shared spaces. Hot water solutions for large buildings enhance comfort in commercial areas while improving energy efficiency. Hot water boilers for business centers integrate with HVAC systems to support centralized heating

🏫 Schools and Universities: Hot water boilers in educational institutions provide continuous hot water for classrooms, laboratories, cafeterias, and dormitories. School hot water systems ensure hygienic and efficient solutions for students and staff.

Heating Systems and District Heating

🏠 Central Heating Systems: Apartment hot water boilers distribute hot water evenly to residences through central systems, reducing individual heating costs. For large residential projects, central hot water solutions meet hot water demands efficiently, lowering maintenance and operational expenses. Energy-efficient hot water boilers operate with low fuel consumption, ensuring high performance in central heating systems.

🌍 District Heating: District hot water boiler systems provide collective heating solutions for cities, campuses, and industrial zones. Municipal hot water boilers offer an efficient and sustainable option for large-scale housing projects. Large-scale hot water systems enhance efficiency in communal heating applications, reducing carbon emissions.

Agriculture and Greenhouse Applications

🌿 Greenhouses: Hot water boilers for greenhouses maintain optimal temperature balance for plant cultivation. Cost-effective greenhouse heating solutions provide long-term savings with low energy consumption. The use of hot water in greenhouses supports healthy plant growth through soil heating and air circulation. Industrial greenhouse hot water boilers offer a reliable heating solution for large-scale agricultural production.

🐄 Livestock Farming: Barn and poultry house hot water boilers help maintain ideal temperature levels in animal shelters, enhancing productivity. Farm hot water systems ensure hygiene while reducing energy costs. Incubator hot water boiler solutions create optimal conditions for chick development. Industrial livestock hot water solutions provide continuous hot water supply for large-scale farms.