50,000 PPH, 250 PSI, #2 Oil & Nat. Gas, B766
Skid Mounted 50,000 PPH “D” type Nebraska Packaged Watertube Boiler; model NS-D-56, constructed 1993 in accordance with the ASME Code; Section I, for a design pressure of 250 PSIG steam and National Board certified. The boiler is equipped with a Todd Vari-Flame Low NOx burner; model V4851GOxxx, with induced flue gas recirculation for NOx emissions reduction to 30 PPM. Valving trim, controls and ancillary equipment include;
- Water column with high and low water alarms, low water cut-off, site glass, gauge cocks and drain valve
- Boiler valve trim including; feedwater stop and check valves, safety relief valve per ASME code, blowdown and blow-off valves and chemical feed stop valve
- Primary and auxiliary low water cut-offs
- Single element pneumatic feedwater regulator with three valve by-pass, inlet strainer and pressure gauge (convertible to three-element)
- Low NOx IFGR burner capable of 30 PPM NOx emissions when firing natural gas and 45 - 90 PPM NOx emissions firing distillate oil (subject to fuel analysis).
- Forced draft fan with TEFC motor and pre-wired motor starter, mounted and wired in a separate starter panel (note: blower is shipped loose for field mounting)
- Burner Management System with Fireye E100 Series Programmer with remote display and first-out annunciation, relays, limit switches, alarm and indicating lights
- Combustion control system, electro-pneumatic positioning consisting of a microprocessor based controller with single point position capability, automatic and manual firing rate control.
- Steam pressure limit switches; safety limit with manual reset, operating limit and low fire hold steam pressure controls.
- Soot Blowers, front and rear with stop valves at the steam drum.
- NEMA 4 and 12 electrical enclosures and seal-tite conduit.
- Fuel valving, trim and controls meeting FM insurance standards
- NFPA-8501 Safety Code requirements.
- Flue gas recirculation assembly and breeching with FGR damper, automatic damper drive and control logic.
Connections;
- Steam Outlet - 8.0" x 300#
- #2 Oil S&R - 1.5" NPT S&R
- Primary Electric - 480V/3/60/100 Amp
- Feedwater - 3.0" x 300#
- Natural Gas - 4.0" x 150#
- Exhaust/Stack - 31” x 88” (approx)
- Dimensions (approx); • 28’ 00” OAL x 12’ 00” OAW x 14’ 09” OAH (shipping).
Weights;
- Shipping – 80,000 Lbs (approx)
- Operating – 98,000 Lbs (approx)
This unit is available for rental, lease or purchase subject to prior commitment and is offered with a sixmonths
limited parts warranty. |
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