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FBR FNDP 25/2 TL SI - Burners & Combustion
FBRBurners & Combustion

FBR FNDP 25/2 TL SI

The FBR FNDP 25/2 TL SI is a two-stage heavy oil burner delivering 137–285 kW thermal output with a maximum fuel flow of 25 kg/h. Rated for 3~400V operation and IP 40 protection, it suits industrial heating and…

SKU 3G-FBR-00270

Brand
FBR
Item
FNDP 25/2 TL SI
Category
Burners & Combustion
UNSPSC
40101834 — Burners
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

FBR
Weight
35 kg
stage
2 stages
fuel type
Heavy oil
nozzle mm
350
fan motor w
0.73
power kw max
285
power kw min
137
flow kg h max
25
flow kg h min
12
ip protection
IP 40
noisiness dba
/
pump motor kw
0.55
electrical supply
3
power supply info
3~400V,
current absorption a
4.35
thermal power mcal h
118-245
nominal electric power w
14
max combustion air temp c
60

Datasheet Content

HEAVY-OIL BURNERS TWO STAGES SK072005_C_en FNDP 25/2 - FNDP 45/2 - FNDP 70/2 Burners for heavy-oil two stages. Composed by: die-cast aluminum body, fan at high pressurisation, combustion head with adjustment at high efficiency and high flame stability and hydraulic system of regulation combustive air on the two stages of flame. Compact overall dimensions and disposition rationalized of the components with accessibility facilitated for operations of setting and maintenance. Complete of nozzles holder with integrated valves group and additional antigas valve, multistage preheating tank with flanged heating elements, cylindrical metal mesh filter, preheating thermostat, antismoke thermostat, gasket for installation on generator, nozzles, flexible hoses, line filter with heating resistance controlled by thermostat. Fig. FNDP 70/2 FNDP 25/2 - FNDP 45/2 - FNDP 70/2 HEAVY-OIL BURNERS TWO STAGES SK072005_C_en TECHNICAL DATA FNDP 25/2 - FNDP 45/2 - FNDP 70/2 MODEL FNDP 25/2 FNDP 45/2 FNDP 70/2 Flow min. - max. * [kg/h] 12-25 20-45 35-70 Thermal power min. - max. * [Mcal/h] 118-245 196-441 343-686 Thermal power min. - max. * [kW] 137-284 227-512 398-796 Fuel: HEAVY-OIL MAX 20°E at 50°C Intermitted working operation (min. 1 stop every 24 hours) two stages Environmental conditions operation / storage: -15...+40°C / -20...+70°C, rel. humidity max. 80% Max. temperature combustion air [°C] 60 Fan motor [kW] 0.73 1.1 1.5 Resistances [kW] 3 4 7.4 Power supply: 3~400V, 1N~230V - 50Hz Electric protection degree: IP 40 Noisiness ** min-max [dBA] / / 77-78 Burner weight [kg] 35 36 41 * Reference conditions: Environment temperature 20°C - Barometric pressure 1013 mbars - Altitude 0 metre (sea level). ** Measured sonourous pressure in the combustion lab, with funcional burner on beta boiler in a distance of 1 m (UNI EN ISO 3746). OPERATING RANGE DIAGRAM [mbar] 13 11 9 7 5 3 1 -1 0 100 200 300 400 500 600 700 800 900 1000 [kW] Fig. X = Thermal power Y = Pression in the combustion chamber The firing rates has been obtained based on test boilers in accordance with EN267 standards and are indicative of matching the burner to the boiler. For the correct operation of the burner, combustion chamber dimensions must be in accordance with current regulation. In case of non-compliance, contact the manufacturer. FNDP 25/2 - FNDP 45/2 - FNDP 70/2 HEAVY-OIL BURNERS TWO STAGES SK072005_C_en DIMENSIONS [MM] I O F H D H G E A B TC-TL C1 - C2 * * Overall dimension with the burner out in position of maintenance. Fig. Dimensions FNDP 25/2 - FNDP 45/2 - FNDP 70/2 MODEL A B C1 C2 * D E F G H I H FNDP 25/2 282 320 640 1150 133 325 155 18 280 / / FNDP 45/2 282 320 640 1150 150 325 155 18 280 / / FNDP 70/2 285 325 655 1165 164 357 170 18 300 10 144 BOILER PLATE ** Suggested dimension of connection between burner and generator. Fig. Boiler plate MODEL L min L max M N** FNDP 25/2 mm 283 340 M12 145 FNDP 45/2 mm 283 340 M12 160 FNDP 70/2 mm 340 368 M12 180 FLAME TUBE LENGTH Flame tube length must be selected based on the specifications supplied by boiler manufacturer and, in any case, it must be greater than the thickness of the boiler door included its insulation. In case of boilers with flame inversion or front flue combustion chambers, it is necessary to insulate the area between the flame tube and front door with refractory material. This protection material must not impede flame tube extraction. MODEL TC TL *** *** For different flame lengths, please 170 350 contact our Technical-Sales Department. FNDP 25/2 mm FNDP 45/2 mm 170 350 FNDP 70/2 mm 250 350 FNDP 25/2 - FNDP 45/2 - FNDP 70/2 HEAVY-OIL BURNERS TWO STAGES SK072005_C_en PRODUCT SPECIFICATION SHORT DESCRIPTION Heavy-oil burners two stages. DETAILED SPECIFICATION Heavy-oil burner two stages composed by: • Die-cast aluminum body; • Fan at high pressurisation; • Combustion head with adjustment at high performance and elevated flame stability; • Flange and insulating gasket for fixing at boiler; • Three-phase with neutral power supply; • Photodiode for flame detection; • IP 40 electric protection level; • Supports and tierods for burner extraction; • Easy extraction of combustion head without get off the burners by bolier. CONFORMING TO: • CE rules; • 2014/30/UE Directive E.M.C.; • 2014/35/UE Directive L.V.; • 2006/42/CE - 2006/42/EG - 2006/42/EC Directive MAC; • 2014/68/EU (art.4, par.3) Directive P.E.D.; • Reference rules: EN267 (liquid fuel) - EN746-2 (industrial thermoprocessing equipment). STANDARD EQUIPMENT • Flexible hoses for connection; • Line filter electrically heated and equipped with a thermostat; • Isomart gasket; • Nozzles; • Flange with insulating gasket; • Burner nameplate; • Warranty; • Instruction handbook for installation, use and maintenance. OPTIONAL • Noise protection. The illustrations and data here shown are indicative. F.B.R. Bruciatori S.r.l. reserves the right to bring, without any obligation of warning, any changes that would be appropriate to the continuing development of their products. FNDP 25/2 - FNDP 45/2 - FNDP 70/2
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FBR Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The FBR FNDP 25/2 TL SI is a two-stage heavy oil burner delivering 137–285 kW thermal output with a maximum fuel flow of 25 kg/h. Rated for 3~400V operation and IP 40 protection, it suits industrial heating and process combustion applications.

Frequently Asked Questions

Where can I buy the FBR FNDP 25/2 TL SI heavy oil burner?

Order from 3G Electric, an authorized global distributor. We source the FNDP 25/2 TL SI worldwide and handle all logistics, customs clearance, and delivery to your facility. Lead time on request.

What is the thermal output and fuel consumption of the FNDP 25/2 TL SI?

The FBR FNDP 25/2 TL SI delivers 137–285 kW thermal output with a maximum fuel flow of 25 kg/h (minimum 12 kg/h). Two-stage modulation optimizes efficiency across operating ranges.

Is the FBR FNDP 25/2 TL SI suitable for my industrial heating application?

Yes. The FNDP 25/2 TL SI is rated 3~400V, IP 40 protected, weighs 35 kg, and is engineered for industrial heating and process combustion. Confirm your electrical supply and fuel quality with 3G Electric before ordering.

Used in

Common applications for FBR
Hospitality and commercial HVAC — cast-iron boiler plants in hotels and shopping complexes
Pharmaceutical and biotech process heat — gas-fired burners with ATEX gas trains for classified-zone requirements
Medical-waste and bio-hazard incineration — FGP progressive dual-fuel systems
Food and beverage steam boilers — single-stage G-series for continuous-duty cycles
Marine and offshore platforms — IP54-rated X-series for high-humidity marine operations

FBR Products

3G Electric supplies FBR burners & combustion. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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