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General| Rated voltage | Up to 24 kV |
|---|---|
| Rated current | Up to 4000 A |
| Frequency | 50/60 Hz |
| Installation | Indoor |
| Standards | IEC 62271-200 |
Overview of ZS1 panels, their design, and features.
ZS1 compliance with VDE and IEC standards.
Conditions for normal and special operation of ZS1 switchgear.
Defines ambient temperature, humidity, and site altitude limits.
Discusses deviations from normal conditions and required adjustments.
Specifies rated voltage, current, frequency, and withstand voltages.
Details the switchgear's performance against internal arcing faults.
Provides physical dimensions and weight specifications for ZS1 panels.
Describes the fundamental ZS1 panel configuration and available types.
Details the construction materials and internal separation of panels.
Explains the ventilation system within the ZS1 panels.
Details the internal compartments of ZS1 panels.
Describes the busbar compartment and its components.
Explains the circuit-breaker compartment and its features.
Covers withdrawable circuit-breaker and metering parts.
Details the cable compartment and its equipment.
Describes the control cabinet for secondary equipment.
Explains safety interlocks and protection against maloperation.
Explains internal safety interlocks within a single panel.
Details safety interlocks connecting adjacent panels.
Describes physical locking mechanisms for security.
Explains the protective mechanism preventing switching errors.
Details the state of ZS1 panels upon delivery.
Explains the different types of packaging used for ZS1 panels.
Provides guidance on transporting ZS1 panels.
Outlines consignee responsibilities upon delivery of switchgear.
Specifies conditions for storing ZS1 panels before installation.
Lists necessary conditions and preparations for the switchroom.
Discusses foundation requirements for switchgear erection.
Details installation of foundation frames on concrete floors.
Explains the requirements and installation of raised false floors.
Provides instructions for erecting ZS1 panels.
Guides the installation process for busbars.
Covers the installation of top mounted boxes on panels.
Describes mounting voltage transformers for busbar metering.
Details the installation of earthing switches for busbar protection.
Explains the installation of pressure relief ducts.
Covers the connection procedures for power cables.
Covers the connection procedures for power cables.
Provides instructions for connecting control cables.
Details the process for earthing the entire switchgear assembly.
Describes how to lay ring circuits within the switchgear.
Covers the final steps and checks after switchgear installation.
Procedures for bringing the ZS1 switchgear into operation.
Lists essential checks and tasks before initial start-up.
Outlines the step-by-step process for energizing and operating the switchgear.
Details how to perform switching operations with the switchgear.
Explains manual and motor-driven insertion/withdrawal of circuit-breakers.
Describes handling of withdrawable metering parts.
Covers circuit-breaker operation, charging, and sequences.
Details the process of charging the circuit-breaker's spring system.
Illustrates operational sequences for circuit-breakers with manual charging.
Explains manual and motor-operated functions of tee-off earthing switches.
Describes the operation of busbar earthing switches.
Details operations for switch-disconnectors and integrated earthing switches.
Discusses the use and maintenance of insulating protection plates.
Covers monitoring of switchgear status and operation indicators.
Procedures for earthing and short-circuiting using cable sets.
Procedures for earthing conductors within the cable compartment.
Details earthing methods for contact pins at different current ratings.
Details test procedures for switchgear components.
Explains how to test the switchgear's off-circuit status.
Describes how to check the in-phase condition of feeders.
Details procedures for performing current and voltage tests.
Introduces the purpose and scope of switchgear maintenance.
Outlines procedures for visually checking the switchgear's condition.
Details cleaning and servicing procedures for switchgear components.
Covers general repair practices for switchgear components.
Covers general repair practices for switchgear surfaces.
Explains how to replace major assemblies like withdrawable units.
Procedures for testing withdrawable parts of VD4 circuit-breakers.
Testing procedures for motor-driven withdrawable parts.
Verifies dimensional settings of withdrawable parts.
Checks auxiliary switch settings for proper function.
Verifies correct rotation of travel motors on withdrawable parts.
Tests the functioning of various interlocking mechanisms.
General tests performed on the switchgear panels.
Checks auxiliary switch settings for earthing switches.
Information on spare parts, auxiliary materials, and lubricants.
Information on ordering and identifying spare parts.
Lists recommended auxiliary materials and lubricants.
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