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FISHER REGULATORS
LP-Gas Equipment Buyers Guide LP-31

LP-Gas Equipment Buyers Guide LP-31

Product catalog summary

Introduction
Fisher LP-Gas Equipment, a part of Emerson Process Management, is recognized for its durable and high-quality valve and regulator designs. Established in 1880, Fisher continues to innovate in the LP-Gas industry, offering products like the Jet Bleed Internal™ Valves and a range of commercial service regulators.

Commitment to Safety and Innovation
Fisher prioritizes safety and reliability, contributing to industry standards and promoting safety through global and national organizations. Their products undergo rigorous testing to simulate field conditions.

Product Overview

Regulators: Fisher provides a wide range of regulators for residential, commercial, and industrial applications, including two-stage systems and integral two-stage regulators, designed to maintain consistent outlet pressure.
Valves: The catalog includes internal valves, emergency shutoff valves, excess flow valves, and relief valves for controlling LP-Gas and Anhydrous Ammonia flow.
Accessories: Various accessories complement the regulators and valves, enhancing functionality and ease of use.

Regulator and Valve Selection Guides
The document includes detailed selection guides for regulators and valves, outlining maximum inlet pressures, outlet pressure ranges, and rated capacities to help users choose the appropriate equipment.

Compliance and Standards
Fisher products are UL® listed and comply with standards from the National Fire Protection Association, ensuring safety and reliability.

Conclusion
Fisher LP-Gas Equipment offers a robust lineup of products backed by Emerson's global resources, ensuring high performance and safety in the LP-Gas industry.

Specifications
The document lists pressure ratings and capacities for different types of valves and regulators, such as integral two-psig regulators and emergency shutoff valves, with specific pressure settings and capacities.

Procedures and Recommendations
The document emphasizes using two-stage systems for LP-Gas applications, highlighting advantages like compliance with NFPA 58 and maintaining downstream pressure below 2 psig.

Product Types and Applications
Various product types are mentioned, including first-stage and second-stage regulators, with features like enhanced flow capacity and resistance to gas impurities.

Key Features
Features include double-diaphragm design for enhanced flow capacity, screened vents for regulators, and color coding for easy identification.

Tables and Charts
The document references capacity tables for expanded rating information, indicating detailed data is available for each product type.

Conclusion
The document serves as a comprehensive guide for selecting and using valves and regulators in LP-Gas systems, providing essential information on specifications, applications, and best practices.

First-Stage Regulators

Type R622H: Corrosion-resistant, designed for a 20-year replacement life, with built-in gauge taps and a large vent.
Type R122H: Non-adjustable outlet pressure setting of 10 psig, with a recommended replacement life of 20 years.

Second-Stage Regulators

Types R222, R622, R642, R652, and HSRL: UL-listed, designed to reduce outlet pressure from a First-Stage regulator, with stainless steel inlet screens.
Type R622: High performance with a relief valve and large vent, limiting downstream pressure to less than 2 psig.

Two-psi Service Regulators

Types R622E and R652E: Designed for Two-psi LP-Gas Regulator Systems, providing overpressure protection.

Integral Two-Stage Regulators

Types R632A and R232A: Combine First and Second-Stage regulation into one unit, ideal for installations with short piping distances.

Key Features

Corrosion-resistant materials and coatings for durability.
Built-in gauge taps for easy system testing.
Large vents to prevent blockage and ensure safety.
Recommended replacement life of 20 years for most models.

Applications
These regulators are suitable for domestic installations, mobile homes, and light commercial applications, providing reliable gas pressure management and safety features.

Commercial and Industrial High-Pressure Regulators
The document provides specifications for high-pressure regulators used in large capacity installations, such as bakeries and restaurants, with specific capacities and pressure settings.

Procedures and Recommendations
Emphasizes using these regulators with second-stage regulators or separate relief devices for overpressure protection as required by NFPA 58.

Changeover Manifold Assemblies
Designed to switch from supply to reserve cylinders automatically, with features like pressure gauges indicating when the manifold has switched.

High-Pressure Regulators
Describes various high-pressure regulators suitable for liquid or vapor service, used to reduce tank pressure to an intermediate level.

Direct-Operated and Pilot-Operated Regulators
Details capacities and specifications of direct-operated and pilot-operated regulators for high-pressure applications.

Key Considerations
Highlights the need for proper installation and additional overpressure protection to ensure safety and compliance with industry standards.

Commercial and Industrial Gas Regulators
Specifications and guidelines for high-pressure and low-pressure applications, including capacities, pressure ranges, and installation requirements.

Specifications
Lists several types of regulators with specific capacities and pressure ranges, designed for different inlet and outlet pressure ranges.

Procedures and Recommendations
Advises consulting product bulletins for maximum pressure ratings and contacting local LP-Gas Equipment Distributors for assistance.

Norms and Standards
References compliance with NFPA 58 requirements for two-stage systems, highlighting the need for additional overpressure protection.

Key Features
Type 99 regulator is noted for its pilot-operated design, maintaining constant outlet pressure despite varying flow rates.

Additional Information
Mentions availability of additional spring ranges and body styles, advising consultation with distributors for more options.

Conclusion
Serves as a comprehensive guide for selecting and installing commercial and industrial gas regulators, emphasizing proper sizing and compliance with safety standards.

Valves and Related Components
Specifications and guidelines for valves used in LP-Gas and Anhydrous Ammonia systems, including internal valves, pressure gauges, and mounting brackets.

Specifications
Lists several types of valves with details on connections, body materials, and elastomers, designed for use in various installations.

Procedures
Outlines the operation of internal valves, emphasizing rapid equalization bleed area for quick opening and improved cycle life.

Standards and Recommendations
Valves comply with NFPA 58 requirements and are UL-listed for LP-Gas or NH3 service.

Key Features
Valves feature stainless steel components for durability, excess flow closure, and thermal fusible links for safety in case of fire.

Warnings
Includes warnings about the limitations of excess flow valves in certain applications, emphasizing the need for additional equipment to meet passive shutdown requirements.

Graphical Data
Contains flow curves and pressure differential graphs for various valve types, illustrating performance under different conditions.

Specifications
Provides detailed specifications for various types of internal valves, including threaded and flanged designs.

Flanged Internal Valves
Offer a robust solution for mounting pumps or piping connections, with features like a built-in excess flow valve.

Flow and Vapor Capacity
Includes tables showing closing flow rates and vapor capacities for different valve types under various conditions.

Warnings and Recommendations
Advises against using certain valve functions to meet passive shutdown requirements, emphasizing the need for additional equipment.

Valve Construction and Materials
Details on construction materials for different valve types, including cast steel and stainless steel.

Air Interlock Systems
Describes air interlock systems for transport and bobtail trucks, integrating with air brakes for safety.

Cable Controls and Accessories
Fisher brand cable controls allow remote operation of internal valves, enhancing safety during transfer operations.

Specifications and Types
Details on primary control and latch/remote release mechanisms, pneumatic actuators, and emergency shutoff valves.

Emergency Shutoff Valves (ESVs)
Designed for bulk plants and railroad tank cars, featuring high flow capacity and operational ease.

Excess Flow Valves
Close upon excessive discharge due to a break in the system, available in various sizes and configurations.

Key Features and Recommendations
Ensure compatibility of latch/remote release mechanisms with specific valve types and use pneumatic actuators for remote operation.

Valves and Adaptors
Specifications and guidelines for valves and adaptors used in LP-Gas and NH3 applications, including hose end valves and filler valves.

Hose End Valves
Designed for safety during deliveries, preventing accidental opening unless connected to a specific filler valve.

Large Filler Valves
Constructed for rapid filling of ASME tanks or trucks, minimizing internal damage and offering low resistance to flow.

Liquid Transfer Valves
Facilitate liquid transfer from customer tanks to storage tanks, with special adaptors for correct operation.

Bypass and Backpressure Valves
Used for bypass on large pumps, allowing surplus pump discharge to return to the tank.

Rotary Gauges
Indicate the amount of LP-Gas or NH3 in tanks, assisting in filling to the correct liquid level.

Couplings and Adaptors
Facilitate connections between different thread types, available in brass or steel.

Safety and Compatibility
Emphasizes using compatible components to prevent accidental valve openings and ensure safe operations.

Temperature Rating
The standard product temperature rating is -20 to 160°F (-29 to 71°C).

Clamp Hose Couplings
Various types listed with specifications, including coupling style and body size, with a maximum allowable working pressure of 350 psig.

Miscellaneous Equipment
Includes ring and chain assemblies, spanner wrenches, adjustable orifice reamers, and protective caps for relief valves.

Cylinder Filling Valve
Type N201 is used for filling DOT cylinders by weight, stopping gas supply when the specified fill weight is reached.

Technical References
Provides SI conversion factors and ASME conversion factors for various units.

Abbreviations
List of abbreviations used in the document, with their full forms and meanings.

Additional Configurations
Details on commercial/industrial high-pressure regulators, including type numbers and pressure ratings.

Regulators, Relief Valves, and Fittings
Specifications for various types of regulators, relief valves, and fittings, including configurations and pressure ranges.

Regulators
Lists several models with specific configurations and pressure ranges, such as the 95H-52 model.

Relief Valves
Details various relief valves with type numbers and pressure ranges.

Backpressure/Relief Valves
Describes valves with type numbers and pressure ranges, such as the 98H-1 model.

Excess Flow Valves and Fittings
Includes specifications for excess flow valves and various fittings and adaptors.

Key Information
Emphasizes selecting the correct valve or fitting based on specific pressure range and material compatibility.

Adaptors, Repair Kits, and Pilots
Specifications and configurations for adaptors, repair kits, and pilots used in gas regulation and valve systems.

Adaptors
Lists several adaptors with specific measurements and configurations.

Repair Kits and Pilots
Comprehensive list of repair kits for various types of regulators and valves.

Index
Includes an index listing various series and type numbers for easy navigation.

Warnings and Notices
Emphasizes following proper installation and maintenance procedures according to codes.

Contact Information
Contact details for Emerson Process Management Regulator Technologies, Inc. are provided for different regions.

Catalog excerpts

Buyers Guide Process Management

Open the catalog to page 1

Fisher® LP-Gas Equipment Global Technology Leadership Our commitment to providing customers with customized solutions, dependable products, along with uncompromising quality standards and exceptional service is a tradition dating back to our beginnings in 1880, when William Fisher invented the rst regulator. Today, Fisher LP-Gas Equipment is a part of Emerson Process Management’s Regulator Technologies Division, the World Leader in valve and regulator design and manufacturing. Emerson, a $24.4 billion company, invests over $800 million in research and development annually. Being a part of Emerson...

Open the catalog to page 2

TaBle of conTenTs REGULATOR APPLICATION MAP . . . . . . . . . . . . . . . . . . . . . . . . . 2 INTERNAL VALVES REGULATOR SELECTION GUIDE . . . . . . . . . . . . . . . . . . . . . . . . . .6 VALVE SELECTION GUIDE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 ACCESSORIES SELECTION GUIDE . . . . . . . . . . . . . . . . . . . . . . .16 RESIDENTIAL REGULATORS TWO-STAGE SYSTEMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23 FIRST-STAGE REGULATORS . . . . . . . . . . . . . . . . . . . . . . . . . . . .24 Types R122H and R622H SECOND-STAGE REGULATORS. . . . . ....

Open the catalog to page 3

lP-gas RegulaToRs Application: Regulators R622 SecondStage Introduction The regulator truly is the heart of an LP-Gas installation. It must compensate for variations in tank pressure from 8 to 250 psig / 0.55 to • Corrosion-Resistant and Wear-Resistant Materials • Stainless Steel Inlet Screen • Large Drip-Lip Vent • High Capacity Relief • Easy Installation • Improved Regulation • Built-in Gauge Taps *Features Vary By Model.

Open the catalog to page 4

lP-gas RegulaToRs 17.2 bar and deliver a constant outlet pressure of LP-Gas typically at 11 inches w.c. / 27 mbar to consuming appliances. The regulator must deliver this pressure despite the intermittent use of the appliances. In propane service, NFPA 58 requires Two-Stage regulation on all xed piping systems that serve 14 inches w.c. / 35 mbar appliance systems (normally operated at 11 inches w.c. / 27 mbar pressure). Two-Stage regulation produces a nearly constant pressure to the appliance and can result in a more efcient LP-Gas operation for the dealer resulting in less maintenance and fewer...

Open the catalog to page 5

lP-gas ValVes Application: Valves and Relief Valves C477 Jet Bleed Internal™ Valve C484-24 Jet Bleed Internal™ Valve C483-24 with P723 Rotary Actuator N550 with P539A Pneumatic Actuator H722 Relief Valve C407-10 with P731 Internal Valve with Rotary Actuator

Open the catalog to page 6

lP-gas ValVes Introduction The valves provide a means of withdrawing and lling product with or without pumps and compressors. These valves may be used as primary shutoff valves, excess ow valves and back check valves. No one offers a more complete line of LP-Gas Equipment to match your job specication. Fisher® brand internal valves, relief valves, emergency shutoff valves and globe and angle valves are installed in the inlets and outlets (liquid or vapor) of pressure vessels and in piping systems to control the ow of LP-Gas and Anhydrous Ammonia (NH3). These valves are frequently used on bobtails,...

Open the catalog to page 7

RegulaToRs QuicK selecTion guide MAXIMUM INLET PRESSURE 250 psig / 17.2 bar OUTLET PRESSURE RANGE TYPE NUMBER COMMERCIAL/ INDUSTRIAL HIGH-PRESSURE REGULATORS 7 inches w.c. to 65 psig / 17 mbar to 4.5 bar *See capacity tables in the following sections for expanded rating information. 1. Based on inlet pressure 20 psig / 1.4 bar greater than outlet with 20% droop, unless otherwise noted. 2. Based on 2000 psig / 138 bar inlet pressure setting.

Open the catalog to page 8

RegulaToRs QuicK selecTion guide MAXIMUM INLET PRESSURE 125 psig / 8.6 bar OUTLET PRESSURE RANGE TYPE NUMBER 3.5 inches w.c. to 2 psig / 9 mbar to 0.14 bar 3.5 inches w.c. to 5.5 psig / 9 mbar to 0.38 bar COMMERCIAL/ INDUSTRIAL LOW-PRESSURE REGULATORS 8 inches w.c to 5.5 psig / 20 mbar to 0.38 bar 9 inches w.c. to 16 psig / 22 mbar to 1.1 bar 7 inches w.c. to 5 psig / 18 mbar to 0.35 bar 3 inches w.c. to 5 psig / 7 mbar to 0.35 bar 63.25M BTU per hour/ 712 SCMH 556,000 BTU per hour / 6.2 SCMH(4) *See capacity tables in the following sections for expanded rating information. 1. Based on inlet...

Open the catalog to page 9

RegulaToRs QuicK selecTion guide MAXIMUM INLET PRESSURE OUTLET PRESSURE SETTING/SETPOINTS TYPE NUMBER 10 psig / 0.69 bar +/- 1 psig / 69 mbar nominal outlet setting (non-adjustable) 5 or 10 psig / 0.35 or 0.69 bar standard setpoints FIRST-STAGE REGULATORS 250 psig / 17.2 bar MAXIMUM INLET PRESSURE 10 psig / 0.69 bar STANDARD SETPOINT TYPE NUMBER Type HSRL *See capacity tables in the following sections for expanded rating information. 1. Based on 30 psig / 2.1 bar inlet pressure and 20% droop. 2. Based on 10 psig / 0.69 bar inlet pressure setting. 3. Second-Stage regulators are UL® rated.

Open the catalog to page 10

RegulaToRs QuicK selecTion guide MAXIMUM INLET PRESSURE STANDARD SETPOINT TYPE NUMBER MAXIMUM INLET PRESSURE STANDARD SETPOINT First-Stage: Approximately 10 psig / 0.69 bar (non-adjustable) TYPE NUMBER Second-Stage: 11 inches w.c. / 27 mbar INTEGRAL TWO-STAGE REGULATORS First-Stage: Approximately 10 psig / 0.69 bar (non-adjustable) Second-Stage: 11 inches w.c. / 27 mbar *See capacity tables in the following sections for expanded rating information. 1. Based on 10 psig / 0.69 bar inlet pressure setting and 20% droop. 2. Based on 30 psig / 2.1 bar inlet pressure setting and 2 inches w.c. / 5 mbar...

Open the catalog to page 11

RegulaToRs QuicK selecTion guide MAXIMUM INLET PRESSURE STANDARD SETPOINT First-Stage: Approximately 10 psig / 0.69 bar (non-adjustable) TYPE NUMBER INTEGRAL TWO-PSIG REGULATORS First-Stage: Approximately 10 psig / 0.69 bar (non-adjustable) Second-Stage: 2 psi / 0.14 bar MAXIMUM WORKING PRESSURE RELIEF CAPACITY* TYPE NUMBER BACKPRESSURE REGULATORS/ RELIEF VALVES RELIEF PRESSURE SETTING 100 psig / 6.9 bar 20,000 SCFH / 566 SCMH Propane 12,000 SCFH / 340 SCMH Propane *See capacity tables in the following sections for expanded rating information. 3. Based on 30 psig / 2.1 bar inlet pressure setting...

Open the catalog to page 12

LP-Gas Equipment Buyers Guide LP-31

LP-Gas Equipment Buyers Guide LP-31

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