Williams & Davis 150HP Steam Boiler w/ Ancillary Equipment - Model 3100D-150S, 5,175 MBH Input (2017)

OVERVIEW

Williams & Davis 150HP Steam Boiler w/Ancillary Equipment. Model: 3100D-150S, Electrical: 480V, Year: 2017, Manufacturer: Williams & Davis Boilers. Williams & Davis Model 3100D-150S packaged steam boiler system with 150 boiler horsepower capacity removed from operating facility. This commercial-grade firetube boiler features 5,175,000 BTU/hour input (5.2 MMBtu) with dual fuel capability. Three-pass wetback scotch marine design with 70.2 inches diameter x 116.375 inches length tube bundle. 480V 3-phase electrical with 240V controls and motors. Manufactured 2017 by Williams & Davis Boilers (Hutchins, Texas USA). Complete system includes boiler, control panel, feedwater system, deaerator tank, blowdown separator, condensate receiver, and all ancillary equipment for turnkey operation. Ideal for hospitals, manufacturing facilities, institutional buildings, laundries, food processing, or any commercial/industrial application requiring reliable steam generation.

EQUIPMENT SPECIFICATIONS

Boiler Model Information:

• Manufacturer: Williams & Davis Boilers
• Model Number: 3100D-150S
• Serial Number: 105560
• Year Built: 2017
• Boiler Horsepower: 150 HP
• BTU Input: 5,175,000 BTU/hour (5.2 MMBtu)
• Configuration: Three-pass wetback scotch marine firetube

Performance Ratings:

• Boiler Horsepower: 150 HP (nominal)
• BTU Input: 5,175,000 BTU/hour @ 1000 altitude
• Steam Output: Approximately 5,175 lb/hr @ 212°F (150 BHP)
• Fuel Capability: Dual fuel (gas/oil capable based on design)
• Efficiency: High efficiency three-pass design
• Design: Scotch marine firetube

Tube Bundle Specifications:

• Tube Number, Diameter & Length: 70.2 x 116.375
• Configuration: Three-pass wetback
• Construction: Carbon steel tubes
• Design: Wetback reversing chamber

Electrical Specifications:

• Primary Voltage: 480V
• Control Voltage: 120V/1/60Hz (6.5 Amps)
• Motor 1: 240V/3/60Hz (7.2 Amps, HP not specified)
• Motor 2: 240V/3/60Hz (7.2 Amps, 1.0 HP)
• Motor 3: 240V/3/60Hz (HP not specified)
• Motor 4: (Not specified on visible nameplate)
• Total Amps: 14.9 Amps
• Configuration: Multiple motors for feedwater, combustion air

Burner & Controls:

• Burner: Likely dual fuel capable
• Controls: Modern PLC-based control system
• Control Panel: Floor-mounted with digital display
• Safety Controls: Flame safeguard, low water cutoff, pressure controls
• Operating Controls: Modulating or on/off firing
• Indicators: Multiple LED status lights

Ancillary Equipment Included:

• Feedwater pump skid with pumps
• Deaerator/feedwater tank (horizontal)
• Blowdown separator vessel
• Condensate receiver tank
• Water softener control panel
• Chemical feed system
• Complete piping and valves
• Control wiring and panels
• Pressure gauges and instrumentation

KEY FEATURES & BENEFITS

Williams & Davis Quality:

• Leading USA boiler manufacturer
• Modern 2017 manufacture
• Three-pass scotch marine design
• Wetback construction for efficiency
• Compact packaged design
• Commercial-grade construction
• Factory tested and certified
• Professional installation quality

High Efficiency Design:

• Three-pass firetube configuration
• Wetback reversing chamber design
• Optimized heat transfer
• Reduced fuel consumption
• Lower operating costs
• Fast steam generation
• Excellent turndown capability
• Modern combustion controls

Complete Turnkey System:

• Boiler with burner installed
• Feedwater pump system
• Deaerator/feedwater storage
• Blowdown separator
• Condensate receiver
• Water treatment controls
• All interconnecting piping
• Control panels and wiring
• Ready for connection and startup

Operational Benefits:

• 150 HP steam capacity
• 5.2 MMBtu input rating
• Dual fuel capability
• Compact footprint
• Modern PLC controls
• Easy operation and monitoring
• Reliable performance
• Low maintenance requirements

Safety & Controls:

• Modern flame safeguard system
• Low water cutoff protection
• High pressure limit controls
• Multiple safety interlocks
• Audible and visual alarms
• Digital control interface
• Proven safety systems
• Code-compliant installation

SYSTEM COMPONENTS

Main Boiler:

• Williams & Davis 3100D-150S
• 150 HP capacity
• Three-pass wetback scotch marine
• Complete with burner assembly
• Insulated jacket
• All trim and controls

Feedwater System:

• Feedwater pump skid
• Multiple pumps for redundancy
• Pressure controls
• Flow monitoring
• Piping and valves
• Automatic operation

Deaeration Equipment:

• Horizontal deaerator/storage tank
• Oxygen removal capability
• Feedwater heating
• Storage capacity
• Pressure controls
• Vent system

Blowdown System:

• Blowdown separator vessel
• Heat recovery
• Safe discharge
• Level controls
• Piping and valves

Water Treatment:

• Water softener controls
• Chemical feed system
• Treatment monitoring
• Conductivity controls
• Dosing equipment

Control Systems:

• Main boiler PLC controls
• Feedwater control panel
• Water treatment controls
• Safety interlocks
• Status indicators
• Digital displays

SPECIFICATIONS SUMMARY

Boiler:

• Manufacturer: Williams & Davis Boilers
• Model: 3100D-150S
• Serial: 105560
• Year: 2017
• Capacity: 150 HP
• BTU Input: 5,175,000 BTU/hr
• Type: Three-pass wetback scotch marine
• Tube Bundle: 70.2 x 116.375
• Origin: USA (Hutchins, Texas)

Electrical:

• Primary: 480V
• Controls: 120V/1/60Hz, 6.5A
• Motor 1: 240V/3/60Hz, 7.2A
• Motor 2: 240V/3/60Hz, 7.2A, 1.0 HP
• Motor 3: 240V/3/60Hz
• Total Amps: 14.9A

System:

• Boiler with burner
• Feedwater pump skid
• Deaerator/storage tank
• Blowdown separator
• Condensate receiver
• Water treatment controls
• Complete piping and controls

Physical:

• Configuration: Packaged boiler system
• Design: Horizontal firetube
• Construction: Carbon steel
• Insulation: Factory insulated jacket
• Mounting: Skid-mounted

ADDITIONAL INFORMATION

• Condition: Used - 2017 Manufacture
• Manufacturer: Williams & Davis Boilers
• Location: Hutchins, Texas USA
• Model: 3100D-150S
• Serial Number: 105560
• Year Built: 2017
• Boiler Horsepower: 150 HP
• BTU Input: 5,175,000 BTU/hour
• Tube Bundle: 70.2 inches diameter x 116.375 inches length
• Design: Three-pass wetback scotch marine firetube
• Primary Voltage: 480V
• Control Voltage: 120V/1/60Hz
• Motor Voltage: 240V/3/60Hz
• Configuration: Complete packaged system with ancillary equipment
• Included Equipment: Boiler, feedwater system, deaerator, blowdown separator, condensate receiver, water treatment, controls
• Estimated System Weight: 15,000-20,000 lbs (complete system)
• Estimated Boiler Weight: 8,000-10,000 lbs (boiler only)