
VAPOPREX 3GN
Medium pressure steam boiler with three flue passes
Round series
Design pressure: 12 bar (higher pressures on request)
Gas / Oil
1600 to 25.000 kg/h
Up to 191.7°C
With 3 effective flue passes
Forced circulation steam generator, operating according to the “LAMONT” principle. The water pushed by one er more water volumetric piston pumps passes in a single passage through the coil that represents the heated surface. Ready for operation in combination with a jet burner on liquid or gas fuel.

Forced-circulation steam generator based on the Lamont principle, featuring single-pass water flow through a heated coil driven by volumetric piston pumps. Designed for operation with liquid or gas fuel jet burners.
Standard design pressure of 12 bar.
Steam production range from 700 to 4,000 kg/h.
Pressurized body featuring continuous spiral-wound steel tube bundle with certified materials.
Steam manifold equipped with moisture separator, steam outlet connection, safety valve connection, and drain valve.
Discover the key features and advantages
Find the perfect model for your needs. Explore the full range with key technical specifications at a glance.
| Feature | Unit | mod.300 | mod.400 | mod.500 | mod.600 | mod.800 | mod.1000 | mod.1250 | mod.1500 | mod.2000 | mod.2500 | mod.3000 | mod.4000 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Heat output | kW | 209 | 279 | 349 | 418 | 558 | 698 | 872 | 1046 | 1395 | 1744 | 2093 | 2791 |
| Heat input | kW | 232 | 310 | 387 | 464 | 620 | 774 | 969 | 1163 | 1550 | 1937 | 2325 | 3100 |
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Medium pressure steam boiler with three flue passes
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Design pressure: 12 bar (higher pressures on request)
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Up to 191.7°C
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Design pressure: 12 bar (higher pressures on request)
Gas / Oil
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