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11kv Enclosed Cut Out Fuse of Electrical Function Cutout

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • High-Voltage Protection: Designed to safeguard electrical distribution systems against overcurrent and short-circuit faults by interrupting circuits at 11kV.
  • Enclosed Design: Features a sealed structure with ceramic/glass insulators and metallic clamps (copper/aluminum) to ensure safe operation under extreme conditions.

Key features

  • 1. Advanced Material Technology for Enhanced Durability

  • With ceramic insulators and copper alloy contacts, you can ensure superior insulation and thermal stability under 11kV high-voltage conditions. Outperforms traditional glass insulators in extreme temperature and stress environments*.

  • 2. Secure Clamp Mechanism for Easy Installation

  • The reinforced clamp design with locking features allows quick installation and maintenance, reducing downtime by up to 30% compared to conventional cutout fuses*.

  • 3. High-Performance Ratings for Heavy-Duty Use

  • Rated for 200A and 11kV, you can handle high-load commercial power distribution systems more efficiently than lower-rated fuses, ensuring reliable protection against overcurrent and short circuits*.

  • 4. Optimized for Critical Distribution Line Applications

  • Designed specifically for power distribution lines, this enclosed cutout fuse safeguards commercial and industrial systems in harsh outdoor environments, minimizing downtime during peak demand*.

  • 5. Compliance with Industry Safety Standards

  • Built to meet international safety certifications (e.g., IEC 60269), ensuring compliance with high-voltage equipment regulations for safe, reliable operation*.

Product details

11kv Enclosed Cut Out Fuse of Electrical Function Cutout

The 11kV Enclosed Cut Out Fuse is a high-voltage protection device designed for distribution lines, rated at 200A. With ceramic/glass insulators and durable copper/aluminum conductors, it ensures reliable circuit interruption in harsh environments. This enclosed design prevents arcing and flashovers, safeguarding electrical systems against overcurrent and short circuits.

Technical specifications

FeatureSpecificationBenefit
Voltage Rating11kVSafely handles high-voltage distribution systems.
Rated Current200ASupports robust power flow in industrial grids.
Insulation MaterialCeramic/GlassWithstands extreme temperatures and electrical stresses.
Conductor MaterialCopper/AluminumEnsures low resistance and optimal conductivity.
DurabilityWeather-resistant constructionOperates reliably in harsh environmental conditions.

Customization guide

While this model is standardized for 11kV/200A applications, customization options for voltage ratings (e.g., 10kV–35kV) or connector sizes can be arranged to meet specific distribution line requirements.

Get inspired

Ideal for protecting power distribution networks in industrial plants, substations, or urban grids. Its enclosed design and high interrupting capacity ensure uninterrupted power supply while minimizing downtime from faults.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Voltage Rating11kV12.65kV (+15%)14.3kV (+30%)
Interrupting Capacity20kA23kA (Enhanced)26kA (Premium)
Insulation TypeCeramicComposite ReinforcedDiamond-Laminated

Supplier's note

  1. Technical Breakthroughs:

    • Ceramic Insulation: Outperforms traditional glass with 30% higher thermal resistance.
    • 26kA Interrupting Capacity (Pro): Exceeds industry standards for severe fault conditions.
    • Diamond-Laminated Insulation (Pro): Reduces flashover risk by 40% in humid environments.
  2. Optimal Version Selection:

    • Base Model: Suitable for standard 11kV distribution lines requiring 200A protection.
    • Advanced Model: Ideal for substations needing +15% higher voltage handling (e.g., 12.65kV grids).
    • Pro Model: Best for industrial plants with extreme fault currents (26kA) and harsh weather exposure.

With the Pro’s diamond-laminated insulation, you can achieve zero flashovers in salt-fog environments. Pair its 26kA capacity with copper conductors to ensure seamless operation during peak loads.

Frequently asked questions

  • Which high-voltage cutout fuse is suitable for 11kV distribution systems?

  • How do I maintain the insulator of a 11kv enclosed cut out fuse?

  • Ceramic vs. Glass Insulators: Which is better for high-voltage fuses?

  • Can the 11kv enclosed cut out fuse be customized for specific ratings?

  • Is the 11kv cutout fuse compliant with industry safety standards?

  • What safety precautions are needed during 11kv fuse installation?

  • Where is the 11kv enclosed cut out fuse best applied?

  • How does the 11kv fuse handle extreme temperature variations?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Voltage RatingIndustrial Power DistributionIndustry: 10kV (IEC 60127)
Base: 11kV▲ (Supports commercial)
Advanced: 35kV▲▲ (High-voltage grids)
Enables safe operation in high-demand systemsAdvanced versions require specialized installation and maintenance
Current RatingCommercial Power NetworksIndustry: 150A (IEC 60947-1)
Base: 200A▲ (Moderate loads)
Advanced: 250A▲▲ (Heavy-duty)
Reduces overload risks and improves reliabilityLarger size/weight may complicate space-constrained installations
Insulation MaterialHazardous Industrial SitesIndustry: Basic polymer (ASTM D618)
Base: Ceramic/glass▲ (IEC 60137)
Advanced: Composite▲▲ (ASTM C316)
Enhanced resistance to chemicals and environmental stressAdvanced materials may increase upfront costs
Temperature ResistanceDesert/Arctic InstallationsIndustry: 85°C (UL 1449)
Base: 105°C▲ (Hot climates)
Advanced: 125°C▲▲ (Extreme temps)
Reliable operation in harsh environmentsAdvanced models may need cooling systems for sustained performance
Arc ResistanceHigh-Risk Industrial PlantsIndustry: 10kA (IEC 62271-100)
Base: 15kA▲ (Arc fault mitigation)
Advanced: 20kA▲▲ (Superior protection)
Minimizes equipment damage during electrical faultsAdvanced models require expert handling and calibration
Mounting FlexibilityCustomized Power SystemsIndustry: Fixed brackets (IEC 60051)
Base: Adjustable▲ (Easy installation)
Advanced: Customizable▲▲ (ISO 9001)
Adapts to diverse structural requirementsAdvanced mounting options demand professional setup and validation

Product reviews

⭐ Customer Reviews and Testimonials

Authentic User Feedback

🔌 Substation Engineer Reviews

⭐⭐⭐⭐⭐ James Wilkins - Senior Electrical Engineer, GridPower Solutions
"We installed the 11kV Enclosed Cut Out Fuse (Pro Model) across three substations last year. The diamond-laminated insulation has completely eliminated flashovers, even during monsoon season. Its 26kA interrupting capacity handled a major fault last month without failure—critical for grid stability."

Purchase Date: April 2024 | Usage Period: 8 months


⚙️ Industrial Facility Manager Reviews

⭐⭐⭐⭐⭐ Maria Gonzalez - Plant Operations Manager, NovaSteel Industries
"Harsh industrial environment with frequent load surges. The ceramic insulator and copper conductors have held up flawlessly under extreme thermal cycling. Installation was straightforward thanks to the locking clamp mechanism, and maintenance time dropped significantly. A robust upgrade from our old glass-insulated fuses."

Purchase Date: September 2024 | Usage Period: 5 months


🌍 Utility Grid Technician Reviews

⭐⭐⭐⭐☆ David Park - Field Technician, MetroEnergy Services
"Used the Base Model (11kV/200A) on overhead distribution lines across urban and rural poles. Performs reliably in both hot summers and freezing winters. The enclosed design reduces arc risk during operation, which boosts field safety. Only reason for four stars: would love more labeling options for quick identification in the field."

Purchase Date: February 2025 | Usage Period: 3 months


🔋 Renewable Energy Project Lead Reviews

⭐⭐⭐⭐⭐ Thomas Reed - Project Lead, SolarGrid Infrastructure
"Integrated the Advanced Model (12.65kV) into our solar farm's switchgear panels. Needed something that could handle voltage spikes and intermittent faults—this fuse delivers. Compliance with IEC 60269 and IEEE C37.48 made regulatory approval smooth. Custom connector sizing was available upon request, which helped with legacy system integration."

Purchase Date: November 2024 | Usage Period: 6 months


📊 Rating Statistics

Average Rating: 4.9/5 ⭐ (89 Reviews)

Detailed Rating Distribution:

  • ⭐⭐⭐⭐⭐ (5-star): 78 reviews (87.6%)
  • ⭐⭐⭐⭐☆ (4-star): 9 reviews (10.1%)
  • ⭐⭐⭐☆☆ (3-star): 2 reviews (2.3%)
  • ⭐⭐☆☆☆ (2-star): 0 reviews (0%)
  • ⭐☆☆☆☆ (1-star): 0 reviews (0%)

🏆 Industry Expert Recommendations

High-Voltage Protection Specialist Recommendation

Dr. Alan Foster - Power Systems Safety Consultant
"After evaluating over 30 high-voltage fuse models, I consistently recommend this enclosed cutout series—especially the Pro Model with diamond-laminated insulation. Its 40% lower flashover rate in humid conditions sets a new benchmark for reliability in coastal and tropical installations."

Utility Infrastructure Advisor Recommendation

Linda Chavez - Grid Modernization Advisor, EnergyNet Advisors
"For utilities upgrading aging distribution networks, this 11kV fuse offers the right balance of performance, safety, and cost-efficiency. The modular design allows phased deployment, and the 200A rating aligns perfectly with medium-voltage feeder protection standards."


💬 Latest User Reviews

Recent 30-Day Review Highlights:

⭐⭐⭐⭐⭐ "Fault Protection That Performs" - Rajiv Mehta (Substation Operator)

Posted: 2 days ago

"A feeder line tripped due to a tree fault—this fuse cleared it cleanly without collateral damage. Fast response, no insulation tracking. Confident using it in high-fault-current zones."

⭐⭐⭐⭐⭐ "Built for Real-World Conditions" - Elena Diaz (Industrial Electrician)

Posted: 1 week ago

"Installed in a chemical plant with corrosive fumes and wide temperature swings. After six months, no degradation in performance. The ceramic insulator shows zero signs of cracking."

⭐⭐⭐⭐☆ "Reliable, But Documentation Could Improve" - Nathan Lee (Contractor)

Posted: 3 weeks ago

"Solid product, works as advertised. Only feedback: the installation manual could include more torque specs and grounding diagrams. Otherwise, very satisfied with durability and safety features."


🎯 Reviews by Use Case Category

⚡ Substations & Switchgear Installations (38 Reviews)

  • Average Rating: 4.9/5
  • Most Praised Features:
  • Arc resistance (95% mentioned)
  • Compliance with IEC/IEEE standards (90% mentioned)
  • Enclosed design safety (97% mentioned)

🏭 Industrial Power Systems (32 Reviews)

  • Average Rating: 4.8/5
  • Most Praised Features:
  • Thermal durability (-40°C to +70°C) (93% mentioned)
  • Copper conductor conductivity (88% mentioned)
  • Reduced downtime (85% mentioned)

🌦️ Outdoor Distribution Networks (19 Reviews)

  • Average Rating: 4.7/5
  • Most Praised Features:
  • Weather-resistant construction (96% mentioned)
  • Easy pole mounting (82% mentioned)
  • Long inspection intervals (every 6 months) (79% mentioned)

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