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- VCB15-25 Product Guide
VCB15-25 Product Guide
VCB15-25 Product Guide
This document serves as a product guide for Vacuum Circuit Breakers (VCB) by Tavrida Electric, suitable for voltages up to 24 kV. These breakers are used in switchgear and RMUs for both normal and faulty network operations. Key components include the Indoor Switching Module (ISM), Control Module (CM), and various kits.
The guide includes abbreviations like AC (Actuator Coil), CM (Control Module), and VCB (Vacuum Circuit Breaker), along with definitions for terms such as closing time, opening time, and break time.
Tavrida Electric disclaims liability for damages from improper transport, storage, or usage. Precautions include ensuring proper installation and compliance with safety regulations, with installation and maintenance to be performed by trained personnel only.
The warranty is contingent on adherence to operating and storage conditions, with unauthorized manipulation or improper installation voiding the warranty.
VCBs are designed for radial or loop cable distribution systems, offering benefits like arc flash protection and automatic backfeed restoration. They are environmentally friendly, compact, and reliable, with 50,000 CO operations at rated current.
The document explains the coding system for circuit breakers, detailing product group, ISM type, and CM implementation type, along with parameters like rated voltage and short circuit current.
Technical parameters and design details are provided, including ISM and CM coding systems. ISM types are categorized by rated voltage and design type, while CM parameters include language and supply voltage.
The guide covers functionality aspects such as indication and configuration options, primary and secondary connections, and auxiliary supply.
Additional information includes type tests, package dimensions, overall drawings, and secondary schemes.
The document outlines the basic functionality of circuit breakers, focusing on ISM driver firmware configurations without protection settings, specifying different ISM types and settings for optimized operation.
Settings include relay functionalities for switching module position, readiness, malfunction, or loss of auxiliary supply, with detailed commands for trip and close operations.
Each control module (CM) features labels for serial number, applicable ISM designation, warnings, firmware version, and terminal connections.
Various circuit breaker kits are described, each designed for specific ISM models, providing insulation, busbar connections, and compliance with BIL levels.
Interlock kits are used with specific ISM models to interface with manual trip, indication, and lockout accessories.
Technical data for various VCB types include rated voltage, current, withstand voltages, short-circuit breaking current, and mechanical life, along with standards compliance and environmental conditions.
Optional components such as indication cables, position indicators, and manual generators are described, enhancing circuit breaker systems.
The document references compliance with standards like IEC 62271-100 and GB 1984-2003, ensuring international and national requirements are met.
Specifications for ISM15_Shell_2 models include operational limits, altitude restrictions, and details on overall dimensions and installation considerations.
EMC requirements are listed, including standards like IEC 60255-26, with rated values for electrostatic discharge and other immunity tests, emphasizing shielded cables and grounding.
The design section highlights the simplified mechanical structure and maintenance-free operation of the Indoor Switching Module, with a lifespan of at least 30 years.
Insulation kits ensure compliance with rated impulse withstand voltages, including components like insulation caps and copper bars.
Interlocking kits provide mechanical interlocks and emergency trip functionalities, applicable to different ISM models.
Procedures for closing and opening ISM main contacts are explained, including manual and emergency operations.
Indication features provided by the ISM and CM include mechanical and electrical indications of main contact positions.
Specifications for a Control Module (CM) include LED indicators and relays for power, readiness, and malfunction states, with a self-diagnostic system reporting malfunctions.
Parameters for auxiliary switch load and CM relays are detailed, prioritizing fault indications.
The CM updates ISM main contacts position relay status under specific conditions.
Configuration options for ISM terminals include BIL level selection and specific kits for different bar cross-sections.
Guidelines for ISM installation include mounting points and electromagnetic clearances.
Details on secondary connections for ISMs and CM's secondary connections are provided.
The document describes CM power supply connection, including MCB type selection and manual generators.
Appendix 1 lists type tests conducted on ISM15_LD, including power-frequency withstand voltage tests and temperature-rise tests.
The document provides information on mechanical and electrical tests conducted on switchgear and vacuum interrupters, following international standards.
- Mechanical Operation Tests: Assess mechanical reliability.
- Short-Circuit Tests: Evaluate performance under fault conditions.
- Voltage Withstand Tests: Ensure equipment can handle high voltage conditions.
- Temperature-Rise Tests: Measure temperature increase for safe operation.
- Partial Discharge Tests: Detect insulation defects.
- Dielectric Tests: Ensure electrical insulation integrity.
- X-Radiation Tests: Ensure safety from radiation emissions.
Tests are conducted by KEMA and CESI, with detailed reports provided.
- Appendix 2: Dimensions and weights of VCB packages.
- Appendix 3: Overall drawings of indoor switching modules.
- Appendix 4: Secondary schemes and technical drawings.
Lists changes made over time, including product range updates and error corrections.
Contact details for Tavrida Electric offices in various regions.
Catalog excerpts
VACUUM CIRCUIT BREAKER PRODUCT GUIDE
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This Product Guide describes the Vacuum Circuit Breakers manufactured by Tavrida Electric. Tavrida Electric circuit breakers are designed for rated voltages up to 24 kV. Vacuum Circuit Breakers described in the current document can be used in various kinds of switchgear and RMUs and are intended to perform switching operations in network rated and faulty modes. The breakers are comprised of following main components: Indoor Switching Module (ISM) - The air insulated ISM incorporates Tavrida Electric vacuum interrupters with monostable magnetic actuators and solid dielectric insulating materials....
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1.2 Definitions Closing time The closing time is the time period from the moment the close command is applied to the CM to the time when all ISM poles make contact. Opening time The opening time is the time period from the moment the trip command is applied to the CM to the time when all ISM poles are separated. Break time The break time is the time period from the moment the trip command is applied to the CM to the time when the arcs in all phases are extinguished. 1.3 Disclaimers Tavrida Electric will not accept any claims for damages caused by improper transport, storage as well as unpacking....
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2.1 Product application field The circuit breaker is usually installed in radial or loop cable distribution systems. The main applications are: • Switching different types of load in normal and fault modes; • Isolating faults in the cable network. Due to their short closing and opening times (see Table 15), Tavrida Electric circuit breakers can bring significant benefits to the following applications: • Arc flash protection; • Automatic backfeed restoration. 2.2 Key benefits Tavrida Electric circuit breakers provide the following competitive advantages: • Environmentally friendly The ISM does...
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3.1 Circuit breaker coding VCB15_LD1_16.F(Par1_Par2_Par3_Par4_Par5_Par6_Par7_Par8) Product group ISM type CM and VCB implementation type Table 1 - Product group description
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Table 4 - Circuit breaker parameters description
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Indoor switching module Rated voltage The following ISM types are available: • ISM15_LD_1 (Par1) • ISM15_Shell_2(Par1_Par2) ISM15 - Indoor Switching Module with rated voltage up to 17.5 kV ISM25 - Indoor Switching Module with rated voltage up to 24 kV See Table 2 for description of ISM types. Table 5- ISM parameters description Please specify the rated voltage required with your order.
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Each ISM has the following plate and label: • Label • Serial number plate ISM15_Shell_2(210_L Ns 105282Figure 2 Serial number plate placement The serial number plate contains information about ISM type and serial number. The label contains brief information about ISM technical parameters. Label and serial number plate arrangement is shown below c) ISM15_MD labeling 1. Label 2. Serial number plate Figure 3 Serial number plate and label arrangement
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3.2.2 CM coding CM_16_1 (Par1_Par2_Par3_Par4_Par5) Control module Control module series CM type Each CM has the following labels: Serial number label. Label with applicable ISM designation Figure 5 Label with applicable ISM designation Table 6- CM parameters description 1) This parameter describes the ISM type(s) that the CM can control. To optimize the operation of each ISM, corresponding settings are used in the CM firmware. Usage of CM with incorrect type of ISM can lead to a mismatch of declared parameters of VCB. Warning label. Firmware version label. A Before energizing this unit read ^...
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Information label with terminals connections and main parameters. Figure 8 Information label with terminals connections and main parameters Serial number label Label with applicable ISM designation Warning label Firmware version label Information label with terminals connections and main parameters Figure 9 CM labels arrangement
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CBkit_Shell15_1(Par1) Circuit breaker kit Kit for ISM15_Shell Kit type CBkit_Shell15_1 is applicable for the ISM15_Shell_2 only. This kit provides for flat busbar connection to the ISM while maintaining the declared BIL level. Table 7- CBkit parameters description 1) Parameter describes the distance between busbar connection points on the upper and lower terminals of the ISM15_Shell_2 per Figure 10 and Figure 11. The mounting kit for 205 mm terminal distance is used for the ISM15_Shell_2 with lower upper terminal and normal rated currents up to 1250 A, 310 mm is used for the ISM15_Shell_2 with...
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CBkit_Ins_3 Circuit breaker kit Insulation kit Kit type CBkit_Ins_3 is used with the ISM25_LD_1 and ISM25_LD_3 switching modules only and provides compliance with declared BIL level.
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CBkit_LD15_2 Circuit breaker kit Kit for ISM15_LD Kit type CBkit_LD15_2 is used with the ISM15_LD_6 only. CBkit_LD15_2 is a kit of plastic parts providing insulation of main circuits and indication of main contacts state for LMT Retrofit Draw-out type VCB. Please contact your nearest Tavrida Electric sales representative for more information.
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CBkit_LD15_3 Circuit breaker kit Kit for ISM15_LD Kit type CBkit_LD15_3 is used with the ISM15_LD_6 only. CBkit_LD15_3 is a kit of plastic parts providing insulation of main circuits and indication of main contacts state for AG16 Retrofit Draw-out type VCB. Please contact your nearest Tavrida Electric sales representative for more information.
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Optional circuit breaker kit coding CBkit_Interlock_1 Circuit breaker kit Interlock kit Kit type CBkit_Interlock_1 is used with the ISM15_LD_1, ISM25_LD_1 and ISM25_LD_2 only. The kit attaches to the ISM synchronizing shaft and serves as an interface for various manual trip / indication / lockout accessories.
Open the catalog to page 22
CBkit_Interlock_8 Circuit breaker kit Interlock kit Kit type CBkit_Interlock_8 is used with the ISM15_Shell_2 only. The kit attaches to the ISM Interlocking shaft and serves as an interface for manual trip / lockout accessories connection.
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CBkit_Interlock_3(Par1) Circuit breaker kit Interlock kit Kit type CBkit_Interlock_3 is used directly only with the ISM15_MD_1, ISM15_MD_3 and ISM15_HD_1 and with ISM15_Shell_2 via CBkit_Interlock_8 installed on this ISM. The kit attaches to the ISM Interlocking shaft and serves as a manual trip / lockout accessory by key switch. Table 8 - Circuit breaker parameters description Figure 17 CBkit Interlock 3
Open the catalog to page 24All TAVRIDA ELECTRIC NORTH AMERICA catalogs and technical brochures
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