GEM 550 - User Manual

GEMÜ 550
Pneumatically operated angle seat globe valve
Operating instructions
EN
further information
webcode: GW-550

GEM 550 Specifications

General

Brand	GEM
Model	550
Category	Control Unit
Language	English

Summary

General Information and Safety

Document Structure and Terms

Explains document scope, symbols, definitions, and warning note system.

Key Document Elements

Details symbols used and defines terms like working medium and control function.

Product Description and Safety

Safety Information Overview

General safety information for installation, operation, and maintenance.

Product Construction and Components

Details the components and materials of the GEMÜ 550 valve.

Product Functionality and Control

Valve Operation and Control Functions

Explains how the product controls flowing medium and its control functions.

Flow Direction and Vent Hole System

Illustrates flow direction and describes the actuator vent hole.

GEMÜ CONEXO System Integration

Product Label and CONEXO Features

Explains product label data and CONEXO system benefits for traceability and service.

Correct Product Usage and Safety

Safe Operation and Explosion Protection

Details correct usage, including explosion protection and general guidelines.

Order Data and Product Selection

Standard Configurations and Order Codes

Provides an overview of standard configurations and order codes for the GEMÜ 550.

Order Options and Specifications

Design Types and Special Versions

Lists design types, special versions, and CONEXO options.

Technical Data: Medium, Temp, Pressure

Media, Viscosity, and Temperature Limits

Specifies working/control media, viscosity, and temperature ranges.

Operating Pressure (NC Under Seat)

Presents operating pressure data for Control Function 1 (NC) under the seat.

Technical Data: Operating Pressure (NC Over Seat)

Operating Pressure Data (NC Over Seat)

Shows operating pressure for Control Function 1 (NC) over the seat.

Technical Data: Control Pressure Graphs

Control Pressure vs. Operating Pressure (NC)

Graphs relating control pressure to operating pressure for NC function.

Technical Data: Control Pressure Graphs

Control Pressure vs. Operating Pressure (NC)

Graphs relating control pressure to operating pressure for NC function.

Technical Data: Volumes, Rates, Correlations

Filling Volume and Leakage Rate Data

Shows filling volume, piston diameter, and leakage rate.

Pressure-Temperature Operating Limits

Details maximum allowable operating pressures at various temperatures.

Technical Data: Product Conformity

Kv Values and Regulatory Compliance

Table of Kv values and lists regulations for Food, PED, and Machinery Directives.

Technical Data: Gas and Explosion Safety

Gas Standards and ATEX Certification

Specifies gas standards and ATEX availability for explosion protection.

Mechanical Data: Product Weights

Actuator and Valve Body Weights

Tables showing actuator and body weights based on DN and connection type.

Dimensions: Actuator Specifications

Actuator Dimension Details

Diagrams and table showing actuator dimensions (ØB, M, H max, G, A2).

Dimensions: Installation (2;2-way Body)

2;2-Way Body Installation Dimensions

Details installation dimensions for 2/2-way bodies with different actuator sizes.

Dimensions: Installation (Angle Valve Body)

Angle Valve Body Installation Dimensions

Shows installation dimensions for angle valve bodies with different actuator sizes.

Dimensions: Body (Spigot DIN;EN;ISO;ASME - Size 0)

Spigot Body Dimensions (Actuator Size 0)

Lists body dimensions for spigot DIN/EN/ISO/ASME (actuator size 0).

Dimensions: Body (Spigot DIN;EN;ISO;ASME - Sizes 1-5)

Spigot Body Dimensions (Actuator Sizes 1-5)

Body dimensions for spigot DIN/EN/ISO/ASME (actuator sizes 1-5).

Dimensions: Body (Stutzen EN;ISO)

Stutzen EN;ISO Body Dimensions

Body dimensions for spigot EN/ISO (actuator sizes 1-5).

Dimensions: Body (Spigot EN;ISO;ASME)

Spigot EN;ISO;ASME Body Dimensions

Body dimensions for spigot EN/ISO/ASME (actuator sizes 1-5).

Dimensions: Body (Threaded Socket D - Size 0)

Threaded Socket DIN;NPT Body Dimensions (Size 0)

Body dimensions for threaded socket DIN/NPT (actuator size 0).

Dimensions: Body (Threaded Socket D - Sizes 1-5)

Threaded Socket DIN;Rc;NPT Body Dimensions (Sizes 1-5)

Body dimensions for threaded socket DIN/Rc/NPT (actuator sizes 1-5).

Dimensions: Body (Threaded Socket E - Sizes 1-5)

Threaded Socket DIN;NPT Body Dimensions (Sizes 1-5)

Body dimensions for threaded socket DIN/NPT (actuator sizes 1-5).

Dimensions: Body (Threaded Spigot DIN - Size 0)

Threaded Spigot DIN Body Dimensions (Size 0)

Body dimensions for threaded spigot DIN (code 9) for actuator size 0.

Dimensions: Body (Threaded Spigot DIN - Sizes 1-5)

Threaded Spigot DIN Body Dimensions (Sizes 1-5)

Body dimensions for threaded spigot DIN (code 9) for actuator sizes 1-5.

Dimensions: Body (Flange EN)

Flange EN Body Dimensions (Code 10)

Flange dimensions for EN (code 10) with actuator sizes 1-5.

Dimensions: Body (Flange EN;ANSI)

Flange EN;ANSI Body Dimensions (Codes 13, 47)

Flange dimensions for EN/ANSI (code 13, 47) with actuator sizes 1-5.

Dimensions: Body (Clamp DIN;ASME)

Clamp DIN;ASME Body Dimensions (Codes 80, 82, 86, 88)

Clamp dimensions for DIN/ASME (code 80, 82, 86, 88) with actuator sizes 1-5.

Dimensions: Body (Clamp DIN;ASME)

Clamp DIN;ASME Body Dimensions (Codes 82, 86, 88)

Clamp dimensions for DIN/ASME (code 82, 86, 88) with actuator sizes 1-5.

Manufacturer Info & Installation Prep

Manufacturers Information Sections

Covers delivery, packaging, transport, and storage guidelines.

Installation Preparation and Safety

Safety warnings and preparation steps before installation.

Piping Installation Procedures

Clamp Connections & Butt Weld Spigots

Steps for installing with clamp connections and butt weld spigots.

Piping Installation Procedures (Cont.)

Threaded Sockets, Spigots, and Flanges

Guidance for installing with threaded sockets, spigots, and flanged connections.

Pneumatic Connections and Gas Use

Control Connectors and Gas Application Requirements

Explains connectors and specific requirements for gas applications.

Commissioning and Product Operation

Commissioning Steps and Safety Warnings

Steps and warnings for commissioning the product.

Operating Control Functions (1, 2, 3)

Operating steps for Control Functions 1, 2, and 3.

Troubleshooting Common Issues

Error Causes and Resolution Steps

A table listing errors, causes, and troubleshooting steps.

Inspection and Maintenance Procedures

Component ID and Spare Parts List

Identifies components and lists available spare parts.

Maintenance: Actuator and Seals

Actuator Removal, Seal Replacement, Mounting

Steps for actuator removal, seal replacement, and mounting.

Product End-of-Life Procedures

Removal, Disposal, and Returns Process

Procedures for removal from piping, disposal, and product returns.

Machinery Directive Compliance Declaration

Declaration of Incorporation (Machinery Directive)

Official declaration regarding compliance with the Machinery Directive.

Pressure Equipment Directive Compliance Declaration

Declaration of Conformity (Pressure Equipment Directive)

Declaration of conformity with the Pressure Equipment Directive.