Grounding Switch Jn15

The Usune Grounding Switch Jn15 is suitable for 12kV and below 50Hz AC power systems. Specifically designed for circuit safety grounding, it can be used with various high-voltage switchgear to provide critical grounding protection during equipment maintenance or power outages. By reliably releasing residual voltage and withstanding short-circuit currents, it ensures the safety of maintenance personnel and electrical equipment.

As a professional manufacturer, Usune's product series boasts a compact and robust structure, enabling stable operation in harsh indoor environments with high humidity, high dust levels, and moderate pollution. It fully complies with GB1985-89 and international IEC129 standards, ensuring product consistency and global applicability.

Oinarrizko Parametro Teknikoak

Oinarrizko produktuaren abantailak

1. Safe and Reliable

Grounding Switch Jn15 doitasun-mekanismo mekaniko batekin hornituta dago funtzionamendu okerra ekiditeko (such as closing under energized conditions); zirkuitulaburra jasateko gaitasun bikaina du, gai 31,5kA/4s-ko epe laburreko korronteari eta 80kA-ko gailur-korronteari eutsiz, egituraren osotasuna mantenduz. event of a fault; kalitate handiko isolamendu-osagaiek isolamendu-indar handia eskaintzen dute, hezetasunarekiko erresistenteak dira eta kutsadura erresistentea, eta epe luzerako funtzionamendu egonkorra bermatu.

2. Compact and Easy to Use

The optimized compact structure allows for flexible installation in various high-voltage switchgear (such as KYN28 and HXGN types); clear status indicators and tool-free access ports facilitate convenient operation and maintenance; moving parts are made of corrosion-resistant materials and precision lubricated, ensuring smooth operation for over 2000 cycles.

3. Wide Applicability and Standard Compliance

The Grounding Switch Jn15 is compatible with 6.6–12kV systems and can be matched with all mainstream high-voltage kommutagailu. It fully complies with GB1985-89 and IEC129 standards, making it suitable for various projects both domestically and internationally. It can operate reliably in indoor environments with temperatures ranging from -10℃ to +40℃, altitudes ≤1000m, humidity 95%, and pollution levels of Class II.

4. Factory Quality Assurance

The Grounding Switch Jn15 is manufactured in Usune's advanced factory, using automated production lines and rigorous quality testing. Each product undergoes dynamic, static, and insulation tests before leaving the factory. A professional R&D team can provide customized configurations based on specific voltage, current, or installation eskakizunak.

Real-world Application Case: Urban Commercial Complex Power Distribution Project

1. Proiektuaren aurrekariak

A 320,000㎡ commercial complex in East China requires a safe and reliable 10kV power distribution system, including eight KYN28A-12 type high-voltage switch rooms. Stable grounding switches are needed to ensure maintenance safety and system protection.

2. Solution and Implementation

The contractor selected Usune Grounding Switch Jn15 (64 units in total), matching all incoming and outgoing lines and PT cabinets. Installation was carried out according to standard procedures, achieving mechanical and electrical interlocking with the switchgear. During commissioning, operation, interlocking, and short-circuit withstand testing all met design and national standards.

3. Project Achievements

- Operational Safety: Operated without failure for over 3 years, completing 18 maintenance cycles without any electrical safety hazards.
- Sistemaren egonkortasuna: 3 zirkuitu-laburren akatsak ondo jasan ditu ekipamenduak kaltetu gabe, argindar etenaldia laburtuz. recovery time.
- Efficient Maintenance: Clear status indicators and convenient operation, reducing maintenance grounding time by approximately 40%.
- Customer Feedback: "The Usune JN15-12 switch is reliable and easy to use, crucial for the overall power safety of the complex. It will be a priority choice for future projects."

Parametro Tekniko Nagusiak

Kanpoko neurriak

Proiektuaren erreferentzia

Cas-space Rocket Launch Project

Proba txostena

Ohiko galderak

Q1: What types of switchgear can the Usune Grounding Switch Jn15 be compatible with?

A: Compatible with all mainstream indoor high-voltage switchgear, such as KYN28A-12, HXGN-12, XGN2-12, etc., suitable for 6.6kV/10kV/11kV/12kV systems and standard 150mm/165mm/210mm/250mm phase spacing; special cabinets can be customized by contacting Usune.

Q2: What maintenance is required for Grounding Switch JN15?

A: Recommended maintenance plan:
- Every 6 months: Visual inspection, checking for wear, corrosion, loose connections, and interlocking conditions.
- Annually: Operational test, checking the smoothness of opening and closing and the correctness of interlocking.
- 5 urtean behin: Errendimendu-proba, isolamendu- eta zirkuitu-laburri eusteko gaitasuna egiaztatuz estandarrak.
- 2 urtean behin: Lubrifikazioaren mantentze-lanak, mugikorreko piezei lubrifikatzailea aplikatuz, bizitza luzatzeko.

Q3: Can JN15-12 be used at altitudes above 1000m or in corrosive environments?

A: Eredu estandarrak ≤1000m-ko altitudeetarako, II Klaseko kutsadurarako eta ingurune ez-korrosiboetarako egokiak dira. Izan ere altitudetik gorako 1000 m edo ingurune korrosiboak (kimikoak, itsas gatza), Usune-k produktu hobetuak eskaintzen ditu, besteak beste. isolamendu sendotua, korrosioaren aurkako estaldurak eta altueraren araberako derating diseinua. Contact our technical team for customized solutions.

Ondorioa

The Usune JN15-12 series indoor high-voltage grounding switches combine safety, reliability, and versatility, adapting to 6.6–12kV power systems. They meet global standards and have been proven in actual projects, making them an ideal choice for grounding protection. As a professional Chinese supplier, Usune provides high-quality products and comprehensive technical support for various projects in power distribution, industry, and commerce.