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General| Brand | Siemens |
|---|---|
| Model | 8DA |
| Category | Circuit breakers |
| Language | English |
Provides guidance on the scope and limitations of the manual.
Defines signal terms used in the instructions.
Explains the intended use and conditions for the switchgear.
Outlines essential safety rules to be followed during operation and installation.
Defines the qualifications required for personnel handling the switchgear.
Details the process of unloading transport units from delivery.
How to check transport units for completeness and damage.
Guidelines for storing transport units safely and correctly.
Steps for transporting units to their final installation location.
Procedures for setting down transport units at their installation site.
How to properly align the switchgear units.
Preparing the busbar connections for assembly.
Procedures for installing a transport unit.
Steps for installing additional transport units.
Final steps to complete switchgear installation.
Completing busbar installation and filling with SF6 gas.
Assembling panel connections and filling circuit-breaker housings.
Checking SF6 gas filling before voltage test.
Preparing the busbar system for voltage testing.
Preparing panel connections and cables for voltage test.
Actions to take after the power-frequency voltage test.
Installing solid-insulated bars and filling circuit-breaker housings with SF6.
Installing non-disconnectable inductive voltage transformers.
Procedures for installing disconnectable voltage transformers.
Mounting cables using plugs.
Connecting low-voltage cables.
Mounting metal covers.
Checking SF6 gas filling and quality.
Checking low-voltage circuits and components.
Verifying high-voltage connections and earthing.
Checking device and control cable connections.
Performing a final check of installation work.
Conducting test operations to verify functionality.
Checking switchgear accessories.
Updating circuit diagrams with modifications.
Training and informing operating personnel.
Monitoring SF6 gas pressure after commissioning.
