SPECIFICATIONS 18 BHP	<< back to Modulatic
MODULATIC® Packaged Once-Thru Steam Generators
Since 1903, the Vapor Power International has provided a complete line of high quality Packaged Steam Generators and Hot Oil Heaters for commercial, industrial, institutional, and military applications worldwide. From each unit's inception to after-sales support, our dedicated staff of engineers, service technicians, sales and service personnel, and representatives join forces to provide our customers with products and service that exceed their expectations.
DESIGN DETAILS	<< Request Information about this Product
General Information
Type of Boiler	Watertube
Model Series	4605
Rated Capacity	18 BHP (392 KW)
Equivalent Evaporation	621 Ib/hr from and at 212°F (281 kg/hr from and at 100°C) Thermal
Output	602,550 Btu/hr (151,843 k cal/hr)
Construction Codes	ASME, Hartford, National Board
Boiler Shell Insulation	Mineral Wool Insulation
Approx. Shipping Weight	1500 Ibs (680 kg)
Pressures psig (k Pa)
Design	Operating
15 (103)	5 - 13 (34 - 90)
300 (2068)	75 - 250 (517 -1724)
600 (4137)	200 - 540 (1379 - 3723)
900 (6205)	400 - 810 (2758 - 5585)
Controls
Steam Pressure, Low Water Cutoff, Flame Failure Protection, Coil Temperature Limit.
Burner
Manufacturer	Vapor Power International
Fuels	Light or Heavy Oil, Gas or Combination
Type (oil)	Pressure Atomized
Type (gas)	Multiple Orifice Nozzle
Fuel Specifications:
Oil (No.2 CSG)	141,000 Btu/U.S. gal (9386 k cal/liter)
Gas	1000 Btu/cu ft (8899 k cal/m3)
Main Burner	6" W.C (1.5 k Pa)
Pilot Burner	3" W.C. ( 0.7 k Pa)
Ignition Type:
Oil and Gas	Electric spark -constant gas pilot
Power Requirements
Main Power	230 or 460 VAC, 3 Ph, 60 Hz
Control Power	120 VAC, 1 pH, 60 Hz Supplied by integral transformer
HP required by blower and feedwater pump:
15 psig (103 k PA)	1.5 HP (1.1 KW)
300 psig (2068 k Pa)	1.5 HP (1.1 KW)
600 psig (4137 k Pa)	1.5 HP (1.1 KW)
900 psig (6205 k Pa)	2.0 HP (1.5 KW)
OVERALL DIMENSIONS
L x W x H	54" x 41" x 48" (1372 mm x 1041 mm x 1219 mm)
Approx. Floor Loading (Wet)	100 Ib/sq ft (489 kg/m2)
PERFORMANCE DATA
Fuel Consumption @ Rated Output
Oil	5.34 gph (20.2 Iiter/hr)
Gas	770 scfh (22 m3/hr)
Thermal Efficiency up to 83% *
Combustion and Ventilating Air Required:
Oil	149 scfm (4.2 m3/min)
Gas	156 scfm (4.4 m3/min)
CUSTOMER CONNECTIONS
Stack Outlet	8 1/8" (206.4 mm) O.D
Steam Outlet:
15 psig (103 k Pa)	4" x 150# ANSI
300 psig (2068 k Pa)	1 1/2" NPT
600 psig (4137 k Pa)	1 1/2" NPT
900psig (6205 k Pa)	1 1/2" x 600# ANSI
Main Gas Supply	1 1/4" NPT
Pilot Gas Supply	3/8" NPT
Oil Supply	1/2" NPT
Oil Return	1/2" NPT
Feedwater lnlet (300, 600 psig)	1" NPT
Feedwater lnlet (900 psig)	2" NPT
Feedwater Return	1/2" NPT
Blowdown Outlet Coil	3/4" NPT
Seperator Blowdown:
300 psig (2068 k Pa)	1" NPT
15, 600, 900 psig 103,4137, 6205 k PA)	1/2" NPT
Fill Test Valve	3/8" NPT
Water Pump Relief Valve	1/2" NPT
Trap Return:
15, 300, 600 (103, 2068, 4137k PA)	1/2" NPT
Safety Valve Outlet:
15psig(103kPa) (2)	2" NPT
300psig (2068kPa) (2)	1 1/2" NPT
600 psig (4137 k Pa) (2)	1 1/4" NPT
900 psig (6205 k Pa) (2)	1 1/4" NPT

Built to meet strict ASME standards, Vapor Steam Generators are skidmounted and completely packaged; all pumps, burners and required safety and operating devices are supplied, installed and pre-tested at the factory.

Additionally, the advantages of our Steam Generators are:

• Fast Start-Up
• Compact Size & Low Weight
• Modulating Output
• High Pressure
• Safe Operation
  

Vapor Power International representatives and agents are located worldwide. Refer to "Boilers" in the yellow pages for the representative nearest you, or call us for further information.

* Oil fired unit with optional stack economizer, up to 89% efficiency using the LHv.
Specifications subject to change without notice.