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Industrial 10kV XRNT Fuse for Substation and Transformer Circuit Protection
Product Spotlights
A reliable 10kV current-limiting fuse designed for substation and transformer protection. Features high breaking capacity, effective arc quenching with quartz sand, stable time-current characteristics, and a robust ceramic housing. Ensures system safety, minimizes equipment damage from faults, and is backed by comprehensive manufacturer certifications. Suitable for global markets and available in customizable ratings.
US$ 5
≥100 Units
Key Specifications
Get Latest Price
Rated Voltage:
10kV
Rated Current:
Customizable
Breaking Capacity:
High
Payment & Shipping
Payment Methods:
Port of Shipment:
China
Delivery Detail:
Delivery time depends on order quantity.
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Rated Voltage
10kV
Rated Current
Customizable
Breaking Capacity
High
Type Designation
XRNT
Application
Substation and Transformer Circuit Protection
Mounting Style
Indoor or Outdoor (Optional)
Standards Compliance
Available upon request
Material
High-quality ceramic and metal components
Contact Configuration
Knife blade or bolted type
As a dedicated manufacturer with over a decade of expertise in electrical protection, Jinhua Dika Electrical Equipment Co., Ltd. proudly presents our Industrial 10kV XRNT Fuse. Engineered for critical applications in substations and transformer circuits, this fuse is a cornerstone of reliable power distribution and equipment safety. Our commitment to stringent quality control, evidenced by our comprehensive certifications, ensures that every fuse delivers consistent, dependable performance to protect your valuable assets from costly overloads and short circuits.
This high-voltage current-limiting fuse is designed to interrupt fault currents swiftly and safely, minimizing damage to transformers and associated switchgear. Its robust construction and precise engineering make it a trusted component for utilities, industrial plants, and commercial facilities worldwide.
Core Features & Technical Advantages:
- Superior Arc Quenching: Utilizes a specially formulated quartz sand filler and a precision-wound fusible element within a high-strength ceramic body. This design ensures rapid and effective arc extinction, limiting the let-through current and energy during a fault event.
- High Breaking Capacity: Capable of safely interrupting high-magnitude fault currents, providing a reliable last line of defense for your electrical system.
- Stable Time-Current Characteristic: Offers predictable and consistent tripping times across a wide range of overload conditions, enabling better coordination with upstream and downstream protection devices.
- Robust Mechanical Design: The ceramic housing provides excellent thermal stability, mechanical strength, and resistance to environmental factors, suitable for both indoor and outdoor installations (subject to specific model).
- Easy Installation & Indicator: Features a straightforward knife-blade or bolted contact design for easy replacement. Many models include a striker pin or indicator for clear visual confirmation of fuse operation.
- Wide Application Range: Primarily designed for the protection of power transformers, potential transformers (PTs), and other substation equipment in 10kV systems.
Detailed Technical Specifications:
| Parameter | Specification / Description |
| Rated Voltage (Un) | 10 kV |
| Rated Current (In) | Available in a range from 2A to 125A (Common ratings: 6.3A, 10A, 16A, 20A, 25A, 31.5A, 40A, 50A, 63A, etc.) |
| Breaking Capacity | High, typically meeting or exceeding 31.5kA or 40kA at 10kV. |
| Type | XRNT (Indoor/Transformer Protection Type) |
| Standards | Design conforms to common international standards such as IEC 60282-1. Specific certifications available upon request. |
| Housing Material | High-grade ceramic |
| Filler Material | Quartz sand of specified grain size and purity |
| Mounting | Fixed contact or fuse base mounting |
Benefits for Your Operation:
- Enhanced System Reliability: Prevents catastrophic transformer failures by isolating faults quickly, reducing downtime and maintenance costs.
- Cost-Effective Protection: Provides a relatively simple and economical solution compared to more complex circuit breakers for transformer protection.
- Improved Safety: Limits the energy and thermal stress released during a fault, protecting personnel and surrounding equipment.
- Global Compatibility: Our products are trusted in diverse markets including North America, Southeast Asia, Europe, and Africa, demonstrating wide applicability.
- Manufacturer Direct Support: Sourcing directly from us ensures competitive pricing, reliable supply from multiple ports (Shanghai, Tianjin, Guangzhou, Ningbo), and direct technical support.
Trust in a manufacturer backed by a robust quality management system. Our operations are underpinned by internationally recognized frameworks, ensuring that from raw material selection to final testing, every Industrial 10kV XRNT Fuse meets high standards of performance and safety. With an annual export value reflecting consistent global demand and a team of experienced professionals, we are positioned to be your reliable partner for critical circuit protection components. Choose our fuses to safeguard your substation investments and ensure uninterrupted power delivery. Contact us today to discuss your specific requirements, request a datasheet, or place a sample order.
Frequently Asked Questions (FAQ):
-
Q: What is the primary difference between the XRNT fuse and other high-voltage fuse types?
A: The XRNT type is specifically designed for indoor use and the protection of transformers and voltage transformers in distribution substations. It features a current-limiting design with a quartz sand filler for efficient arc quenching. -
Q: Can this fuse be used for outdoor applications?
A: The standard XRNT is typically intended for indoor switchgear. For outdoor applications, other types like XRNP or externally mounted configurations may be recommended. Please consult with us for your specific environmental conditions. -
Q: How do I select the correct rated current for my transformer?
A: The fuse rating should be selected based on the transformer's full load current, inrush current characteristics, and required overload capacity. We provide selection guidance and can help you choose the optimal rating. -
Q: Does the fuse come with an operation indicator?
A: Many models in the XRNT series include a striker pin or an indicator flag that pops out or changes position when the fuse operates, providing clear visual fault identification. -
Q: What is the typical lead time for orders?
A: Lead times vary based on order quantity and specific ratings. We maintain stock for common ratings and offer flexible production schedules. Contact us for an accurate delivery estimate. -
Q: Are your fuses compatible with international switchgear brands?
A: Our XRNT fuses are designed to standard dimensions and electrical characteristics, making them suitable for use in a wide range of switchgear panels from various manufacturers. Dimensional drawings are available for confirmation. -
Q: What testing is performed on your fuses?
A: Our quality control process includes tests for rated current carrying capacity, temperature rise, time-current characteristics, and full-scale breaking capacity tests to ensure compliance with performance specifications. -
Q: Do you offer custom ratings or special designs?
A: Yes, as a manufacturer, we have the capability to develop fuses with non-standard current ratings or specific time-current curves to meet unique application requirements. Please inquire with your detailed specifications.
Send Inquiry to This Supplier
1Yr
Business Type
Manufacturer
Annual Export Value
US$1 Million - US$1.5 Million
Total Employees
11 - 50 People
Product Certifications
HACCP, TL900, QS9000, SA8000, ISO9001, ISO9004, ISO17799, ISO9000, ISO14000, ISO10441, ISO16949, TS16969, ISO19011:2000, OHSAS18001, Others
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