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General| Brand | ABB |
|---|---|
| Model | POLIM |
| Category | Protection Device |
| Language | English |
Specifies the validity period and scope of these operating instructions for surge arresters.
Identifies the intended audience for these operating instructions, focusing on high-voltage technology professionals.
Explains warning signs, symbols, and warning word structures used to convey dangers and safety measures.
Details essential safety measures for handling and operating surge arresters, covering product, personnel, and organizational aspects.
Defines the application of surge arresters in high-, medium-, and low-voltage systems for overvoltage protection.
Describes the construction of surge arresters using metal-oxide resistors and their operational principles.
Provides information on performance, dimensions, weights, and installation distances of surge arresters.
Explains how main characteristic data is molded or engraved on surge arresters and the labeling system.
Lists guidelines for using surge arresters in medium-voltage and railway applications.
Details required torques and screw-in depths for mounting steel bolts in arrester electrodes.
States that the silicone housing of surge arresters is self-extinguishing.
Provides safety precautions and instructions for transporting surge arresters to prevent damage.
Guides on how to unpack surge arresters, check for completeness, and handle damaged shipments.
Specifies conditions for storing surge arresters, including packaging, location, and temperature.
Highlights critical safety measures for commissioning high-voltage systems and surge arresters.
States that manufacturer testing is sufficient and additional electrical checking is not required.
Advises on selecting installation locations and maintaining protective distances for effective surge protection.
Details the process of mounting surge arresters, including system voltage considerations and connection types.
Warns about applying correct system voltage during tests and for operation, and matching arrester data to system requirements.
Explains how to connect surge arresters to high-voltage and ground terminals, including material selection and torque specifications.
Provides step-by-step instructions for mounting the grading ring on specific surge arrester models.
Illustrates and describes methods for fastening crane ropes when mounting surge arresters.
Advises on the correct installation position of surge arresters, ensuring sheds point downward for optimal performance.
Specifies recommended distances to earth based on data sheets and national regulations.
Details the procedure for mounting surge arresters in an earthed configuration, including connections and torque.
Explains how to mount surge arresters in an insulated configuration, including monitoring devices.
Provides guidelines for connecting surge arresters to system ground, including conductor cross-sections and flexible connections.
Reiterates safety precautions for performing maintenance on high-voltage systems and surge arresters.
Details procedures for cleaning surge arrester housings in cases of excessive pollution, with safety warnings.
Instructs on checking and replacing surge arresters damaged by overloading or animal bites.
States that the disconnecting device requires no maintenance but warns about its tripping hazards.
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