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General| Brand | Siemens |
|---|---|
| Model | 8DB10 |
| Category | Circuit breakers |
| Language | English |
Extendable fixed-mounted circuit-breaker switchgear up to 40.5 kV.
Describes busbar configuration and enclosure type for the switchgear.
Provides context and disclaimers regarding the scope of the manual.
Defines DANGER, ATTENTION, and NOTE signal terms for hazard communication.
General safety rules for electrical equipment operation and handling.
Specifies the intended use and conditions for the switchgear.
Defines requirements for personnel involved in installation and operation.
Key characteristics and typical uses of the 8DB10 switchgear.
Illustrates and names different panel configurations available.
Detailed diagrams showing components of various panel types.
Details on the functional aspects and construction of panels.
Description of the vacuum circuit-breaker, its design, and interlocking.
Requirements and guidelines for the switchgear room environment.
Detailed considerations for preparing the installation environment.
Diagram showing room planning dimensions and floor opening requirements.
Layout and spacing requirements for wall-standing and free-standing arrangements.
Data on floor loads and minimum distance requirements.
Details on suitable floor constructions like steel girder or reinforced concrete.
Requirements for the substation building earthing system.
Specifications for floor openings, fixing points, and foundation rails.
Information on panel dimensions, transport weight, and packing.
Preliminary clarifications and intermediate storage guidelines.
List of tools and auxiliary equipment required for installation.
Measures to ensure EMC during switchgear installation and connection.
Procedures for safely unpacking and positioning the switchgear units.
Steps to verify delivery contents and identify any transport damage.
Procedure to check SF6 gas pressure indicators before operation.
Methods for lifting and handling transport units during unloading.
Guidelines for moving units within the installation site.
Steps to align and position transport units for final assembly.
Procedures for connecting and assembling the switchgear panels.
Steps to prepare busbar connections for assembly.
Procedures for handling SF6 gas before system commissioning.
Steps to complete busbar assembly and fill with SF6 gas.
Procedures for connecting panels and filling circuit-breaker housings with SF6.
Instructions for conducting the power-frequency voltage test.
Installation of bars and filling circuit-breaker housings with SF6 gas.
Detailed instructions for installing various voltage transformer types.
Procedures for safely removing voltage transformers.
Description of various busbar components and their installation.
Procedures for checking SF6 gas filling and quality.
Identification and description of front panel controls and indicators.
Detailed steps for operating the circuit-breaker manually and electrically.
Procedures for operating the three-position disconnector in various functions.
Safety procedures for earthing and de-earthing feeders.
Instructions for operating the busbar earthing switch.
Description of mechanical and electromechanical interlocks between devices.
Procedures for verifying safe electrical isolation using voltage indicators.
Overview of switching operations for various panel types.
Recommendations and safety instructions for switchgear maintenance.
Inspection intervals and recommended maintenance actions.
Guidelines for maintaining bolted joints and seals, including parts replacement.
Specific maintenance procedures for the circuit-breaker operating mechanism.
Lists permissible cleaning agents and aids for switchgear components.
Lists permissible lubricants for various switchgear parts.
Information on extending the switchgear and replacing components.
Note on the optimization of parts for normal service life.
Information on expected service life and recycling of the switchgear.
