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.
A | Round 110 | 88 | 108 | 128 | 70 | 68 |
B | 18 | 18 | 18 | 30 | 18 |
The TG5-12-152X152 12KV Epoxy Resin wall bushing for High Voltage Electrical Cabinets is a high-performance insulating component designed for safe and efficient conductor passage in medium and high-voltage electrical systems. Constructed from durable epoxy resin, this wall bushing ensures exceptional dielectric performance, mechanical strength, and thermal stability, making it ideal for modern electrical cabinets in industrial, utility, and renewable energy applications.
This comprehensive guide provides detailed information about the installation process, maintenance methods, product parameters, and technical indicators, offering engineers, technicians, and procurement specialists essential insights for optimal use.
The TG5-12-152X152 wall bushing is engineered for reliable medium-voltage insulation:
Rated Voltage: 12KV
Material: High-strength epoxy resin
Dimensions: 152×152 mm
Current Capacity: Supports nominal operational currents for high-voltage cabinets
Mechanical Durability: Resistant to vibration, thermal stress, and impact
Compliance: Meets IEC 62271, IEEE, and RoHS standards
Feature | Specification | Benefit |
---|---|---|
Rated Voltage | 12KV | Compatible with medium-voltage electrical cabinets |
Material | Epoxy Resin | Superior dielectric strength and durability |
Dimensions | 152×152 mm | Standardized wall bushing installation |
Current Capacity | Nominal busbar current | Reliable power transmission |
Insulation Level | 42/75 kV | High-voltage protection and safety |
Mechanical Strength | IEC 62271 compliant | Resistant to vibration and impacts |
Operating Temperature | -40°C to +120°C | Reliable in extreme conditions |
Mounting Type | Through-wall | Simple and secure installation |
Weight | 8.5 kg | Lightweight for ease of handling |
Environmental Compliance | RoHS | Eco-friendly, sustainable manufacturing |
The TG5-12-152X152 wall bushing is designed to achieve maximum insulation, durability, and safety for electrical cabinets.
Epoxy Resin Construction: Ensures high dielectric performance and mechanical stability.
Thermal Stability: Maintains shape and performance under continuous load and high temperature.
Compact Form Factor: 152×152 mm dimensions allow efficient integration into electrical cabinets.
Mechanical Strength: Resistant to vibration, impact, and thermal cycling.
Environmental Compliance: Materials and production adhere to RoHS and other eco-friendly standards.
High-strength epoxy resin provides excellent dielectric properties, reducing the risk of short circuits.
Ensures reliable insulation in medium and high-voltage operations.
Resistant to vibration, impact, and thermal expansion.
Extends service life and reduces maintenance frequency.
Effective heat dissipation under operational current loads.
Supports continuous operation in high-temperature environments.
RoHS certified, free from harmful substances.
Epoxy resin construction ensures long-term, eco-friendly performance.
Highlight | Description | Benefit |
---|---|---|
Dielectric Strength | 42/75 kV | Safe high-voltage insulation |
Compact Dimensions | 152×152 mm | Easy integration into cabinets |
Thermal Stability | -40°C to +120°C | Reliable under extreme temperatures |
Mechanical Durability | IEC compliant | Resistant to vibration and mechanical stress |
Material Quality | Epoxy resin | Long lifespan and high performance |
Environmental Friendly | RoHS certified | Sustainable and safe |
Versatile Applications | Industrial, utility, renewable energy | Wide operational applicability |
Maintenance Friendly | Simple inspection | Reduces operational downtime |
The TG5-12-152X152 wall bushing incorporates advanced technical features for high performance and reliability.
Technical Feature | Specification | Advantage |
---|---|---|
Dielectric Withstand | 42/75 kV | Ensures insulation safety |
Partial Discharge | ≤5 pC | Reduces risk of insulation failure |
Operating Temperature | -40°C to +120°C | Suitable for harsh conditions |
Mechanical Shock | IEC vibration test | Resists cracks and deformation |
Load Current | Nominal cabinet current | Reliable current conduction |
Environmental Compliance | RoHS | Sustainable and safe |
Thermal Aging | ≥20 years | Long service life |
Material | Epoxy resin | High insulation and durability |
Installation Type | Through-wall | Simple mounting process |
Corrosion Resistance | High | Suitable for humid or industrial environments |
Ensure bushing is free of cracks and defects.
Turn off all power supplies to the cabinet.
Prepare tools and personal protective equipment (PPE).
Position the Bushing: Align with wall opening of the cabinet.
Secure Mounting: Use bolts and washers according to manufacturer torque specifications.
Connect Busbars: Tighten conductors for reliable electrical contact.
Verify Insulation: Conduct dielectric tests before energization.
Energize System: Monitor temperature and operational performance during initial use.
Avoid over-tightening bolts to prevent epoxy resin damage.
Maintain proper ventilation around the bushing.
Ensure current load does not exceed rated capacity.
Check for cracks, discoloration, or surface damage.
Verify mounting bolts and conductor connections for tightness.
Use a soft brush or compressed air to remove dust.
Avoid harsh chemicals or abrasive materials.
Measure insulation resistance with a megohmmeter.
Monitor temperature rise during operational load.
Check for unusual operational noises.
Maintenance Task | Frequency | Notes |
---|---|---|
Visual Inspection | Monthly | Detect early signs of damage |
Terminal Torque Check | Quarterly | Ensure secure electrical contact |
Insulation Resistance Test | Semi-Annually | Maintain dielectric integrity |
Thermal Monitoring | Annually | Confirm acceptable temperature rise |
Comprehensive System Check | Annually | Full inspection of mechanical and electrical performance |
Problem | Cause | Solution |
---|---|---|
Overheating | Excessive load | Reduce load, improve airflow |
Partial Discharge | Surface contamination | Clean or replace bushing |
Mechanical Damage | Impact or vibration | Replace bushing |
Sparking | Loose connections | Tighten terminals |
Noise | Vibration | Secure mounting, inspect conductors |
Corrosion | Moisture ingress | Apply protective coatings, maintain dry environment |
Industrial Plants: Report reliable performance under continuous high-voltage operation.
Utility Companies: Appreciate mechanical and thermal durability.
Renewable Energy Projects: Highlight compact design and ease of installation.
Testimonial:
"TG5-12-152X152 wall bushing offers superior insulation and reliability, ensuring Safe Operation in our high-voltage cabinets." – Electrical Engineer, Power Utility
RoHS Certified: Free from hazardous substances.
Eco-Friendly Materials: Durable epoxy resin for long-term use.
Recyclable Components: Designed for environmentally responsible disposal.
Low Emission Manufacturing: Produced with sustainable processes.
The TG5-12-152X152 12KV Epoxy Resin Wall Bushing for High Voltage Electrical Cabinets is a reliable, safe, and environmentally compliant solution for medium and high-voltage electrical systems.
High dielectric strength and mechanical durability
Thermal stability for continuous operation
Simplified installation and maintenance
Wide applicability across industrial, utility, and renewable energy sectors
Environmentally friendly materials and production
This bushing ensures efficient, safe, and long-lasting electrical cabinet performance, making it essential for modern high-voltage installations.
Phone: +8613736779975
E-mail: sales@vcbbreaker.com
Address: 66 Punan Road, Yueqing Economic Development Zone, Zhejiang, China
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