Fuel Products

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Preferred Utilities Manufacturing Corp

Preferred Utilities Mfg. Corp.31-35 South Street • Danbury • CT

www.preferred-mfg.com

Fuel Oil Handling Systems

Overview

Fuel Products

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PUMC Identity

Founded in 1920 and in continuous operation since then. We are an engineering - based manufacturer of combustion and fuel handling products for industrial, institutional, and commercial power plants.

Our Core Business is Combustion Control.

Fuel Products

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PUMC Identity

Preferred UtilitiesManufacturing

Corporation

PreferredUtilities

PreferredInstruments

W.N. BestCombustion

Systems

PreferredEngineering

PreferredServices

Fuel Products

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Plant Wide Controller

Hot Water Reset ApplicationTemperature

Sensor

OutdoorSensor

PWC

2 to 10 Boiler Modulating Lead / Lag

Fuel Products

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New Plant Wide Controller (PWC)

DisplaysPlant Overviews

Historical TrendsAlarm Summary

Setup

Fuel Products

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PCC-III™ Multiloop Controller

Third Generation Controller 12 year PCC II life with over

2000 installed 2 year PCC III life with over

300 already installed

There are many digital controller manufacturers, but NONE have Preferred’s in-depth and on going combustion control experience.

Fuel Products

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New WN Best Combustion SystemLow NOxLow Energy ConsumptionBurner +

Controls +

BMS +

SCADA

=

Maintained

Performance

Fuel Products

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Complete System Expertise

Fuel Products

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Typical Piping Arrangement

Main Oil Tank

Emerg. Gen.

with Rupture Basin

Day Tank

Pump

Supply

Return

Fill

Vent

Suction

Fuel Products

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Fuel Fill

Spill Containers Model 1 In Ground Spill

Container» Drains oil spilled from

delivery disconnect into storage tank

» Designed to handle driveway traffic

» Removable bellows for easy fuel testing without pavement excavation.

Fuel Products

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Fuel Fill

Model 2 In Wall Spill Container» For indoor storage tanks with

fill lines to building walls

» Standard models from simple

box to integrated digital level

display and overfill alarming

» We can customize many things:A bronze Model 2 was recently installed at Radio City Music Hall to contribute to the building’s décor.

Fuel Products

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In-Wall Fill Box with Sign

Fuel Products

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Typical Piping Arrangement

Main Oil Tank

Emerg. Gen.

with Rupture Basin

Day Tank

Pump

Supply

Return

Fill

Vent

Suction

Fuel Products

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Vent

Vent Caps & Bricks Standard Tank Vent

Protectors for storage tanks

» Conform to Standards for the Installation of Oil Burning Equipment (NFPA No. 31)

Fuel Products

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Vent

Vent Bricks provide a terminal for indoor storage tank vent lines

» Standard masonry brick size

» Fits 2" & 3" vent lines

Fuel Products

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Typical Piping Arrangement

Main Oil Tank

Emerg. Gen.

with Rupture Basin

Day Tank

Pump

Supply

Return

Fill

Vent

Suction

Fuel Products

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Anti-Syphon Valves

Patented by Preferred Utilities. UL Labeled & Listed

Fuel Products

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Anti-Syphon Valve Manifold

Fuel Products

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Anti-Syphon Valves

Used where fuel leaks will result in fuel being syphoned into areas which can cause a dangerous and costly situation

UL Labeled and listed For No. 2 through No. 6 Oils 5’, 10’, 15’ or 20” Head Selection Installed at highest point in piping

Fuel Products

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Fire Safety Shut-off Valves

Preferred’s Lever Gate Valve» Fully mechanical

» Emergency fuel line shut-off is mandated by many codes

» Fusible links open at 165F

» for pipe ranges 1" - 3"

Fusomatic Valve» Replaceable fusible element

» Fusible links open at 165F, May be manually opened/closed

» for pipes 3/4" or 1"

Fuel Products

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Type 110 Fire Valve

Fuel Products

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Foot Valves

Ensures maintenance of pump prime by preventing oil backflow into the tank when pumps are off

Single Poppet 1/2” to 3” Size

Double Poppet Double the protection 1-1/2” or 2” Sizes

Foot Valve Extractor Fitting Easy Removal and Inspection of Foot Valve

Fuel Products

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Foot Valves

Fuel Products

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Typical Piping Arrangement

Main Oil Tank

Emerg. Gen.

with Rupture Basin

Day Tank

Pump

Supply

Return

Fill

Vent

Suction

Fuel Products

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Relief Valves

Very important for use on positive displacement pumps

Sizes for 1/2” to 3” For use with any type oil Pressure Ranges of 5-35psi, 25-100psi, 75-

300psi

Fuel Products

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Typical Piping Arrangement

Main Oil Tank

Emerg. Gen.

with Rupture Basin

Day Tank

Pump

Supply

Return

Fill

Vent

Suction

Fuel Products

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Fuel Components Strainers

Duplex» No flow interruption for routine

cleaning» 90° handle movement switches

baskets» Handle blocks inadvertent opening of

active side» Sizes from 3/4" - 6"

Simplex» Special yoke design for quick

cleaning» Large basket» Sizes from 1/2" - 2"

Fuel Products

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Pump Sets with Multiple Pumps

Multiple pumps share common suction and discharge piping

Most common is duplex set two 100% pumps, one for backup control system can monitor flow, start lag pump

Triplex pump sets for large plants three 50% pumps allow for one spare two 100% “winter pumps” - one 50% “summer

pump”

Fuel Products

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Strainer Close-up

Fuel Products

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Pump Set Leak Detector

Fuel Products

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Pump Set Relief Valves

Fuel Products

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Flow Sensor

Fuel Products

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Flow Control Manifold

Fuel Products

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Day Tank Features Complete Tank, Rupture

Basin, and InstrumentationPackage

Standard & Custom Sizes Standard: 20-620 Gallons

(UL Approved) Custom: up to 2,000 Gallons

Tank/Rupture BasinAssemblies 290 Gal orLess are Doorway Accessible

UL Approved Catalog 22, p16-17

Fuel Products

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Day Tanks Features Continued

UL Approved Available with integrated rupture basin

160% of tank capacity (200% for NYC) Includes: 4 point Level Switch, Tank

Gauge, Vent Protector Fully Tested at Factory Prior to Shipment

Fuel Products

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Tank Gauge

D3 Tank Gauge Single Tank

Applications Wire Float

Available for Limited Tank Clearance

Standard 4-20 mA output

Fuel Products

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Wire Float Level Sensor

Requires only 14 Inches of Head Room Reads tanks 36 to 145 inches Tall Buna-N Float Requires only a 4 inch 125# Flange Easy to Install and Calibrate Can Be Installed in an Empty or Full Tank Intrinsically Safe

Fuel Products

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Wire Float Level Sensor

Fuel Products

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Day Tank Level Sensor

Fuel Products

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Tank Gauges

Digital Level Readout in Inches and Gallons Alarm Silence, Test, and Alarm Recall Push-

buttons Analog Output for Remote Display of Level Interface to Leak Detectors

Displays H20 for Water Leak (Outer Wall) Displays OIL for Oil Leak (Inner Wall)

Low and Overfill Alarm Relays

Fuel Products

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Leak Detection

Factory Mutual Approved Intrinsically Safe Monitors for both Oil and Water Three Detectors per Tank Gauge Manual Testing of Unit Completely Potted for Long Life Fail Safe Circuitry

Fuel Products

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Leak Sensor Test Modules

Fuel Products

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Interstitial Space Leak Sensor

Fuel Products

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Floor Leak Detector

Fuel Products

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Leak Sensor

Fuel Products

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Leak Sensor Test Module

Fuel Products

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Fil-A-Larm Systems

Mounted at Tank Fill Point to Assist Truck Driver in Properly Filling Tank

Bright Lamps Indicate When Tank Is Full Alarm Horn Sounds For No More Than 90

Sec. Alarm Test and Alarm Silence Push-buttons Available with Gallons Display

Fuel Products

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Fuel Components

Tank Selector Valves Replaces confusing array

of hand valves Simple lever operation

transfers both supply & return

lines from one tank to the other Designed with no “blind spots” where flow could be

blocked to or from the tanks Threaded or flanged connections available

Fuel Products

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Back Pressure Regulating Valves

Used in a flow loop to maintain proper pressure for burners.

Type BQ for flow rates up to 390gal/hour Standard Ranges of 26-75psi or 76-150psi 1/2” Size

Type V for higher flow rates Standard Range of 30-150psi 1” Size

Fuel Products

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Pump and Heater Sets

Residual Fuel Oil Waste Liquids Steam or Hot Water Dual Transfer Safety Heaters Single Transfer Oil Heaters Job Specific Engineering

Fuel Products

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Emergency Fuel Life Extension

Filtration to 2 microns Water removal Chemical treatment Automatic controls Doubles fuel life Engines start reliably

Fuel Products

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Filtration Sets

Standard sets with options Fuel life extension

Fuel Products

Slide 53 3/11/03

Preferred Utilities Manufacturing Corp

For further information, contact...

Preferred Utilities Mfg. Corp.31-35 South St. • Danbury • CT

T: (203) 743-6741 • F: (203) 798-7313www.preferred-mfg.com