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General| Brand | GEM |
|---|---|
| Model | 550 |
| Category | Control Unit |
| Language | English |
Explains document scope, symbols, definitions, and warning note system.
Details symbols used and defines terms like working medium and control function.
General safety information for installation, operation, and maintenance.
Details the components and materials of the GEMÜ 550 valve.
Explains how the product controls flowing medium and its control functions.
Illustrates flow direction and describes the actuator vent hole.
Explains product label data and CONEXO system benefits for traceability and service.
Details correct usage, including explosion protection and general guidelines.
Provides an overview of standard configurations and order codes for the GEMÜ 550.
Lists design types, special versions, and CONEXO options.
Specifies working/control media, viscosity, and temperature ranges.
Presents operating pressure data for Control Function 1 (NC) under the seat.
Shows operating pressure for Control Function 1 (NC) over the seat.
Graphs relating control pressure to operating pressure for NC function.
Graphs relating control pressure to operating pressure for NC function.
Shows filling volume, piston diameter, and leakage rate.
Details maximum allowable operating pressures at various temperatures.
Table of Kv values and lists regulations for Food, PED, and Machinery Directives.
Specifies gas standards and ATEX availability for explosion protection.
Tables showing actuator and body weights based on DN and connection type.
Diagrams and table showing actuator dimensions (ØB, M, H max, G, A2).
Details installation dimensions for 2/2-way bodies with different actuator sizes.
Shows installation dimensions for angle valve bodies with different actuator sizes.
Lists body dimensions for spigot DIN/EN/ISO/ASME (actuator size 0).
Body dimensions for spigot DIN/EN/ISO/ASME (actuator sizes 1-5).
Body dimensions for spigot EN/ISO (actuator sizes 1-5).
Body dimensions for spigot EN/ISO/ASME (actuator sizes 1-5).
Body dimensions for threaded socket DIN/NPT (actuator size 0).
Body dimensions for threaded socket DIN/Rc/NPT (actuator sizes 1-5).
Body dimensions for threaded socket DIN/NPT (actuator sizes 1-5).
Body dimensions for threaded spigot DIN (code 9) for actuator size 0.
Body dimensions for threaded spigot DIN (code 9) for actuator sizes 1-5.
Flange dimensions for EN (code 10) with actuator sizes 1-5.
Flange dimensions for EN/ANSI (code 13, 47) with actuator sizes 1-5.
Clamp dimensions for DIN/ASME (code 80, 82, 86, 88) with actuator sizes 1-5.
Clamp dimensions for DIN/ASME (code 82, 86, 88) with actuator sizes 1-5.
Covers delivery, packaging, transport, and storage guidelines.
Safety warnings and preparation steps before installation.
Steps for installing with clamp connections and butt weld spigots.
Guidance for installing with threaded sockets, spigots, and flanged connections.
Explains connectors and specific requirements for gas applications.
Steps and warnings for commissioning the product.
Operating steps for Control Functions 1, 2, and 3.
A table listing errors, causes, and troubleshooting steps.
Identifies components and lists available spare parts.
Steps for actuator removal, seal replacement, and mounting.
Procedures for removal from piping, disposal, and product returns.
Official declaration regarding compliance with the Machinery Directive.
Declaration of conformity with the Pressure Equipment Directive.
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