FZN25 Vacuum Load Switch, manufactured by China's Jinhand Electrical, offer reliable control and short-circuit protection for AC power grids. As a leading factory and supplier, we provide compact, safe switches with manual operation. With growing global influence, we welcome worldwide partnerships.
1.Versatile Control and Protection: The FZN25/FZRN25 devices are designed to control and protect conventional currents, making them suitable for a wide range of applications in three-phase AC power grids.
2.Short-Circuit Interruption: The combined devices can effectively interrupt short-circuit currents, enhancing the safety and reliability of power distribution systems.
3.Compact Structure: Their unique linkage design results in a compact form factor, allowing for easier installation in space-constrained environments.
| Project | Unit | Parameter | ||
| FZN25-12D/T630-20 | FZRN25-12D/T125-31.5 | |||
| Rated Voltage | kV | 12 | ||
| Rated Frequency | Hz | 50 | ||
| Rated Current | A | 630 | 125 | |
| Rated Insulation Level | 1min Power Frequency Withstand Voltage | kV | Interrupter gap 30;Phase-to-ground and phase-to-phase 42;lsolation gap 48. | |
| Lightning Impulse Withstand Voltage | kV | Phase-to-ground,phase-to-phase:75;Isolation gap:85. | ||
| Rated Dynamic Withstand Current(Peak) | kA | 50 |
|
|
| 4s Thermal Withstand Current | kA | 20 |
|
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| Rated Active Load Breaking Current | A | 630 | 125 | |
| Rated Closed-Loop Breaking Current | A | 630 | 125 | |
| Rated Cable Charging Breaking Current | A | 10 | 10 | |
| No-Load Transformer Breaking Capacity | KVA | 1250 | 1250 | |
| Rated Short-Circuit Breaking Current | kA |
|
31.5 | |
| Rated Transfer Current | A | - | 870 | |
| Fuse Model |
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|
SDLAJ-12 SFLAJ-12 | |
| Impactor Output Energy | J |
|
2-5(Medium) | |
| Rated Short-Circuit Making Current | kA | 50 | ||
| Earthing Switch Rated Dynamic Withstand Current | kA | 50 | ||
| Earthing Switch 2s Thermal Withstand Current | kA | 20 | ||
| Auxiliary Circuit Rated Voltage | V | AC/CD220;110 | ||
| Mechanical Life | Times | 10000 | ||
1.Manual and Electric Operation: Equipped with an earthing safety shutter, these devices support both manual and electric operations, providing flexibility in usage and enhanced safety.
2.Robust Vacuum Switching Technology: Utilizing vacuum switching technology ensures high performance and longevity, contributing to lower maintenance requirements.
3.Designed for Three-Phase Systems: Specifically engineered for three-phase AC power grids, ensuring compatibility and optimal performance in relevant applications.
1.High Reliability & Safety: Utilizes vacuum interrupter technology with strong isolation performance and integrated earthing shutters to ensure operator and equipment safety.
2.Flexible Manual & Electric Operation: Supports both manual and electric operation modes, adapting to various scenarios for enhanced convenience.
3.Compact & Easy to Install: Unique linkage design and small footprint suitable for switchgear cabinets or substations with limited space.
4.High Short-Circuit Breaking Capacity: Combined device design effectively interrupts short-circuit currents to ensure grid stability.
5.Long Service Life, Low Maintenance: Long-lasting vacuum tubes and mechanical endurance of over 10,000 operations significantly reduce maintenance frequency and cost.
1.Maintenance-Free Design: Sealed vacuum interrupters require no regular replacement of arc-extinguishing medium, reducing maintenance workload.
2.Modular Structure: Key components can be replaced quickly, minimizing downtime and improving system availability.
3.Long Calibration Intervals: Stable mechanical and electrical performance extends calibration cycles, reducing long-term operational expenses.
1.Global Logistics Network: Exported to over 30 countries, supporting sea, air, and land freight with door-to-door service options.
2.Installation Guidance & Training: Detailed installation manuals, video tutorials, and on-site technical support for correct and fast installation.
3.Customizable Packaging: Available in shockproof, moisture-proof, standard, or combined packaging to ensure transport safety.
1.Rich Industry Experience: Over a decade of expertise in electrical equipment manufacturing with deep technical expertise.
2.End-to-End Quality Control: Strict management from design to delivery ensures consistent high quality.
3.Global Service Network: Service points in multiple countries provide localized support.
4.Excellent Cost Performance: Offers significant price advantage compared to products with similar performance, delivering greater value to customers.
Q1: Is it suitable for high-altitude or coastal areas?
A: Yes, the product undergoes special environmental testing and is suitable for altitudes ≤3000m and humid, salty conditions.
Q2: Can it be integrated with older switchgear models?
A: Multiple installation sizes and interface options are available, supporting retrofitting for most standard switchgear.
Q3: Are certifications provided?
A: Yes, we provide CE, ISO9001, type test reports, and other relevant certificates.
Q4: What is the warranty period?
A: The warranty is 18 months from dispatch or 12 months from commissioning, whichever comes first.
1.Pre-Sales Consultation: Technical selection and system design support.
2.After-Sales Support: 24-hour response, remote diagnostics, on-site repair, and spare parts supply.
3.Training Services: Operation, maintenance, and safety training available for customers.
4.Lifecycle Management: Product upgrades, retrofits, and life-extension services offered.
Following more than a decade of strategic growth, Jinhand has emerged as one of the leading manufacturers and suppliers of electrical equipment in China. Our factory integrates various state-of-the-art technologies and facilities, and we welcome you to buy our top-tier, cost-efficient products manufactured in China.
Address
No. 188, Wei 15th Road, Yueqing City, Wenzhou City, Zhejiang Province, China
