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Home > Products > Switchgear Fittings > Insulation Accessories > Wall Bushing > TG1-12-100×100 Epoxy Resin Through Wall Bushing for High Voltage Power Systems

TG1-12-100×100 Epoxy Resin Through Wall Bushing for High Voltage Power Systems

    TG1-12-100×100 Epoxy Resin Through Wall Bushing for High Voltage Power Systems

    The TG1-12-100×100 Epoxy Resin Through Wall Bushing is designed for high voltage power systems, providing secure and insulated passage of conductors through walls. With superior epoxy insulation, robust construction, and reliable performance, it ensures safe, durable, and efficient electrical connectivity in industrial, utility, and commercial high voltage applications.
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wall bushings serve as critical electrical components, facilitating connections between high-voltage cables and equipment such as transformers and circuit breakers. The structure generally consists of an inner cylinder, outer cylinder, insulating sleeve, support ring, and support bucket. Key advantages include superior strength, high resistance to breakdown, protection against pollution flashover, and excellent corrosion resistance.

Drawing

Epoxy Resin Through Wall Bushing


A4855586367
B121014917


The TG1-12-100×100 Epoxy Resin Through wall bushing is a high-performance electrical component designed for High Voltage Power Systems. It provides a safe, reliable, and fully insulated passage for conductors through walls, ensuring the integrity of medium- and high-voltage electrical systems.


This comprehensive guide covers application cases, scope of use, technical parameters, and environmental compliance, offering valuable insights for engineers, procurement professionals, and maintenance teams. The content is structured for Google SEO optimization, ensuring visibility and accessibility for B2B platforms and industrial websites.


Product Overview

The TG1-12-100×100 Through Wall Bushing is built for durability and efficiency in high voltage environments:

  • Rated Voltage: 12KV, suitable for medium and high-voltage installations.

  • Current Capacity: Designed to handle nominal operational currents with minimal energy loss.

  • Material: Epoxy resin with superior dielectric properties ensures robust insulation.

  • Mechanical Design: Compact, lightweight, and resistant to mechanical stress.

  • Thermal Management: Optimized to prevent overheating under continuous load.

  • Compliance: Meets IEC 62271 and RoHS standards for electrical and environmental performance.

FeatureSpecificationBenefit
Rated Voltage12KVMedium voltage system compatibility
MaterialEpoxy ResinHigh dielectric strength and durability
Dimensions100×100 mmCompact and easy installation
Current CapacityNominal operational currentStable and reliable performance
Mechanical StrengthIEC 62271 compliantResistant to vibration and shock
Operating Temperature-40°C to +120°CSuitable for extreme environments
Insulation Level42/75KVEnsures high safety margin
Mounting TypeThrough-wall installationFlexible application in power systems
Weight5.5 kgLightweight for easier handling
Environmental ComplianceRoHSEco-friendly manufacturing

Scope of Use

The TG1-12-100×100 bushing is suitable for a wide range of high voltage applications, including:

1. Power Substations

Used to safely route conductors through walls while maintaining high insulation integrity.

2. Industrial Facilities

Supports electrical distribution in heavy-duty machinery and industrial plants.

3. Renewable Energy Installations

Provides reliable connectivity in solar, wind, and hydroelectric systems.

4. Commercial Buildings

Facilitates medium voltage distribution in large office complexes, hospitals, and data centers.

5. Transportation Networks

Applied in railways, subways, and high-demand electrical infrastructures for secure conductor passage.


Application Cases

Case Study 1: Utility Substation

A regional substation integrated TG1-12-100×100 bushings to route 12KV conductors through reinforced concrete walls. The installation improved safety, reduced energy loss, and minimized maintenance downtime.

Case Study 2: Industrial Plant

A manufacturing facility implemented TG1-12-100×100 bushings in their high voltage distribution panels. The epoxy resin insulation provided stable performance under heavy load, ensuring continuous operation for critical machinery.

Case Study 3: Renewable Energy Facility

A wind farm utilized the bushings for medium voltage interconnection between transformer rooms and switchgear. The compact design and high dielectric strength reduced installation complexity and enhanced operational reliability.

Case Study 4: Commercial Complex

A large commercial building installed the bushings in its electrical rooms, enabling secure passage of 12KV conductors through concrete partitions, maintaining safety standards, and supporting high-demand electricity distribution.


Technical Parameters

Understanding technical specifications is critical for installation, maintenance, and operational safety:

ParameterSpecificationNotes
Rated Voltage12KVCompatible with medium/high voltage systems
Rated CurrentNominal operational currentEnsure system load compatibility
Insulation MaterialEpoxy ResinHigh dielectric strength
Dielectric Strength42/75KVExceeds operational requirements
Operating Temperature-40°C to +120°CSuitable for extreme conditions
Mechanical StrengthIEC 62271 compliantShock and vibration resistant
Dimensions100×100 mmCompact through-wall installation
Weight5.5 kgLightweight, easy to handle
Short-Circuit Withstand20kASupports temporary fault conditions
Environmental ComplianceRoHS certifiedEco-friendly and safe manufacturing

Technical Advantages

The TG1-12-100×100 bushing offers several unique technical benefits:

  1. Superior Insulation: High-quality epoxy resin provides excellent dielectric performance.

  2. Compact Design: Fits easily into standard wall penetrations in switchgear and substations.

  3. Mechanical Durability: Resistant to vibration, impact, and thermal stress.

  4. Thermal Management: Optimized to prevent overheating during heavy loads.

  5. Environmental Compliance: RoHS-certified and manufactured with sustainable practices.

  6. Ease of Installation: Through-wall design simplifies integration and reduces labor.

  7. Maintenance-Friendly: Smooth surface and standardized connections allow for easy inspection.

  8. Versatility: Suitable for industrial, commercial, renewable energy, and utility systems.

Epoxy Resin Through Wall Bushing



Installation Guidelines

Proper installation ensures optimal performance and safety:

Pre-Installation Preparation

  1. Inspect the bushing for physical damage or surface contamination.

  2. Ensure the electrical system is de-energized.

  3. Gather required tools: insulated gloves, torque wrench, screwdrivers, and PPE.

Installation Procedure

  1. Positioning: Align the bushing with the wall opening.

  2. Mounting: Secure the bushing with bolts or fasteners as specified by the manufacturer.

  3. Connection: Attach the conductors to the bushing terminals, ensuring proper torque.

  4. Insulation Testing: Verify insulation resistance using a megohmmeter before energizing.

  5. System Energization: Power on the system and monitor for heat, vibration, or abnormal noise.

Installation Tips

  • Avoid over-tightening screws to prevent epoxy damage.

  • Maintain airflow around the bushing for heat dissipation.

  • Confirm system load does not exceed rated current.


Maintenance and Cleaning

Regular maintenance ensures long-term reliability:

Cleaning Procedures

  • Use a soft brush or compressed air to remove dust and debris.

  • Avoid water, solvents, or abrasive materials on epoxy surfaces.

  • Conduct maintenance with the system de-energized.

Inspection Schedule

TaskFrequencyNotes
Visual InspectionMonthlyLook for cracks or discoloration
Terminal Torque CheckQuarterlyEnsure secure connections
Insulation Resistance TestSemi-AnnuallyMaintain dielectric integrity
Comprehensive System CheckAnnuallyFull inspection of mechanical and electrical components

Maintenance Tips

  • Keep surrounding areas dry and free of corrosive materials.

  • Replace damaged bushings immediately.

  • Record all maintenance activities in a log for traceability.


Environmental Compliance

The TG1-12-100×100 bushing meets global environmental standards:

  • RoHS Certified: Free from hazardous substances.

  • Sustainable Manufacturing: Uses eco-friendly epoxy resin.

  • Recyclable Materials: Components designed for end-of-life recycling.

  • Low Environmental Impact: Minimal emissions during production and operation.


Troubleshooting Guide

ProblemPossible CauseSolution
OverheatingExcessive load or poor ventilationReduce load; improve airflow
Insulation FailurePhysical damage or agingReplace bushing
SparkingLoose conductor connectionTighten terminals
NoiseImproper contact or vibrationInspect and secure connections
CorrosionMoisture exposureClean and apply protective coating

Advantages Summary

  • Reliable medium and high-voltage performance

  • Superior epoxy insulation for long-term durability

  • Compact and lightweight design

  • High mechanical strength and thermal stability

  • Easy installation and maintenance

  • Environmentally compliant with RoHS standards

  • Versatile applications across industrial, utility, and commercial sectors


User Feedback

Industrial Applications

Users report stable operation under continuous load and minimal maintenance requirements.

Utility Companies

Highlight the mechanical strength and reliable insulation under varying environmental conditions.

Renewable Energy Projects

Value the compact design, thermal efficiency, and long service life in wind and solar systems.

Sample Testimonial:
"The TG1-12-100×100 Epoxy Resin Through Wall Bushing has provided reliable high-voltage connectivity for our substation projects. Its durable insulation and easy installation make it a critical component in our power distribution system." – Senior Electrical Engineer, Utility Provider



The TG1-12-100×100 Epoxy Resin Through Wall Bushing is a high-performance, reliable, and eco-friendly solution for high voltage power systems. With proper installation, maintenance, and adherence to technical specifications, it ensures:

  • Safe and efficient conductor passage through walls

  • Superior dielectric performance and mechanical durability

  • Compliance with international safety and environmental standards

  • Long-term, reliable operation in industrial, utility, and commercial settings

This bushing is an essential component for medium- and high-voltage applications, providing performance, safety, and environmental compliance.


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