Table of Contents
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Автоматический вакуумный силовой выключатель 3АН51 ... 54
от 12 кВ до 36 кВ
Vakuum Circuit-Breaker 3AH51 ... 54
12 kV up to 36 kV
Руководство по эксплуатации
Номер заказа: 9229-9989-921-0A
Вакуумный силовой выключатель 3AH51 ... 54
(36 кВ / 25 кА / 2500 А)
Все права защищены.
Место заказа: PTD MC PВ12 Р1 Log Берлин
Отпечатано в Федеративной Республике Германия
АГ 2004-06-01 Kb pуcc.-англ.
Operating Instructions
Order-No.: 9229-9989-921-0A
Vacuum Circuit-Breaker 3AH51 ... 54
(36 kV / 25 kA / 2500 A)
All rights reserved.
Place of order: PTD MC PB12 P1 Log Berlin
Printed in the Federal Republic of Germany
Version 2004-06-01 Kb Ru-En
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Table of Contents
Related Manuals for Siemens 3AH5 125-2
Summarization of Contents
Technical Data of the 3AH5 Vacuum Circuit-Breaker
Type Designation Explained
Details the machine-readable product designation (MLFB) for circuit-breakers.
Rating Plate Information
Describes the data presented on the circuit-breaker's nameplate for identification.
Standard Specifications Compliance
Lists the standards (IEC, BS) that the 3AH5 circuit-breakers comply with.
Ambient Temperature, Humidity, and Loadability
Specifies permissible ambient conditions and load capacity.
Site Altitude Considerations
Explains how installation altitude affects insulating capacity.
Rated Data for 3AH5 Vacuum Circuit-Breakers
Presents a table of electrical and mechanical ratings for various models.
Operating Times
Details the various time intervals for circuit-breaker operations.
Auxiliary Switch (S1) 3SV92 Specifications
Describes the auxiliary switch options and their electrical characteristics.
Closing Solenoid (Y9) 3AY1510
Details the closing solenoid for electrical operation of the breaker.
Shunt Releases (Y1, Y2)
Explains the functionality of standard and optional shunt releases.
Undervoltage Release (Y7) 3AX1103
Describes the undervoltage release mechanism for protection.
CT-Operated Releases (Y4, Y6)
Explains current transformer-operated releases for protection.
Varistor Module (V1-V3)
Details the varistor module used for surge protection.
Breaker Tripping Signal Switches
Describes signal switches for breaker status indication.
Mechanical Interlocking
Explains the mechanical interlocking feature for safety.
Dimensions and Weights
Provides information on the physical size and weight of the breaker.
Description of the 3AH5 Vacuum Circuit-Breaker
Construction Overview
Details the main components and assembly of the circuit-breaker.
Vacuum Interrupters
Explains the basic construction and function of vacuum interrupters.
Equipment and Supplementary Devices
Lists the available supplementary devices for the circuit-breaker.
Installation Procedures
Mounting in Cubicles or on Trucks
Instructions for installing the breaker in switchgear cubicles or on trucks.
Flat Bar Connection
Guidance on connecting flat bar conductors to the breaker.
Control Lead Wiring
Recommendations for control circuit wiring, including wire cross-sections.
Earthing Connection
Instructions for connecting the circuit-breaker to protective earth.
Wiring Diagrams
Illustrates various circuit arrangements for connecting the breaker.
Operation of the 3AH5 Circuit-Breaker
Commissioning Checks
Steps to verify the breaker's readiness before putting it into service.
Closing Procedures
Details manual and automatic methods for closing the circuit-breaker.
Maintenance and Care
Servicing Recommendations
Guidance on routine checks and maintenance for the breaker.
Cleaning Procedures
Instructions on how to clean the circuit-breaker components safely.
Abnormal Operating Conditions
Advice for operating the breaker in adverse environmental conditions.
Checking the Contact System
Procedures for inspecting the contact system's condition.
Checking the Vacuum Integrity
Methods for verifying the vacuum level in the interrupters.
Service Life of Vacuum Interrupters
Information on the expected service life and replacement intervals.
Accessories and Spare Parts
Information on ordering accessories and replacement parts.
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