
Technical manual
FBOT thermal oil pump manual: selection curves, construction details, power reserve, accessories, parts, connections and dimensions.
Document language: Portuguese.
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Thermal Oil Pump
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- Document code
- MTEC-16/00
- Document language
- Portuguese
- Format
- PDF · 10 pages
- File size
- 619 KB
What you will find in this document.
Open the PDF at the topic you need. The numbers below refer to pages in the file.
Specifications of the FBOT series.
Operating data, applications, construction, sealing and materials as the series documentation describes them. Confirm the model and configuration during selection.
Operating data
- Sizes
- DN 25 to 300 mm
- Flow
- Up to 2,200 m³/h
- Pressure / Head
- Up to 135 m
- Temperature
- Up to 350 °C
- Rotation
- Up to 3,500 rpm
Industrial applications covered by this manual
- Industrial heating systems with thermal oil
- Pharmaceutical
- Chemical
- Food (in the thermal-oil circuit)
- Textile
- Plastics
Construction features
- Spiral body cast in single piece, without feet
- Closed radial single-suction impeller
- Back-pull-out construction for easier maintenance
- Bearing with dual rolling bearings — one submerged in oil, the other shielded and grease-lubricated
- Flanges: ANSI B16.42 150 lbs (standard) or DIN EN 1092-2 PN16 (optional)
- Hydrostatic test pressure: 1.5× operating pressure
- Part numbering per DIN EN 24250 (Table 3)
Sealing options
- Manual MTEC-16/00 (§2.3) describes graphite packing and a mechanical seal immersed in bearing housing oil
- The current catalogue (p.2) describes the seal immersed in the thermal oil itself. Confirm the configuration and maintenance instructions with engineering before applying either description to the equipment.
Available materials
- Cast Iron (up to 40 m/s)
- Ductile Iron (up to 60 m/s)
- Carbon Steel (up to 60 m/s)
- Stainless Steel (up to 80 m/s)
Who is this manual for
Process engineers at plants with thermal-oil heating systems (pharmaceutical, chemical, textile, plastics) who need robust sealing for continuous high-temperature operation.
When to use
Read during selection (characteristic curves at 1750 and 3500 rpm, maximum pressure vs temperature), during installation (auxiliary connections, ANSI B16.42 150 lbs flanges or DIN EN 1092-2 PN16) and for maintenance (DIN EN 24250 parts list).
Product catalogues
These catalogues complement the technical manuals. For sizing and operating limits, consult the specific documentation and engineering team.
From the document to your next step.
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Check the identification
If you already have a pump, provide the series and code on its nameplate. A photo helps our team identify the equipment.
Consult the series document
Use the manual code as a reference. Dimensions and construction options must be checked for your equipment model and configuration.
Keep the context
For a question, replacement or new selection, share the model and the page you are consulting. Include the fluid and operating conditions you know.
Explore the subject in more detail.
Related reading to accompany the series documentation.
Thermal Oil Pumps up to 350 °C: Selection Criteria and Common Pitfalls
Technical selection guide for centrifugal pumps specialized in organic thermal oil circulation in industrial heating systems — mechanical seal, bearing-housing thermal barrier, materials and mistakes that compromise service life.Mechanical Seal for Pumps — Complete Technical Guide: Types, Materials and How to Specify
Everything about mechanical seals in industrial pumps: operating principle, types (single, double, cartridge), face materials, difference between seal and packing, and how to specify for centrifugal and gear pumps.Pump-Motor Alignment: Types, Tolerances and Step-by-Step Procedure
Procedure for aligning pump-motor sets: the three deviations (parallel, angular and axial), a tolerance table by speed, the three measurement methods (dial indicator, laser and straightedge with feeler gauge), thermal compensation in hot service and the role of vibration under ISO 10816-7.
Need to relate the manual to your equipment?
Talk to our team about the series, model and topic you are reviewing. You can continue the analysis with the information you already have.



