The PINEELE KYN28-12 High-Voltage Switchgear is designed for 3.6 ~ 12KV three-phase AC 50Hz power grids, ensuring efficient power distribution, circuit control, monitoring, and protection. With a robust steel plate shell and a protection grade of IP30, this switchgear is ideal for use in power plants, industrial and mining enterprises, commercial buildings, municipal construction, and petrochemical industries.
Built with a handcart-type circuit breaker, the switchgear allows easy maintenance and safe operation. It supports single busbar, single busbar section, or double busbar systems, providing versatility for various electrical distribution needs. The KYN28-12 switchgear ensures high reliability, safety, and efficiency, making it an essential component for modern electrical substations and industrial power networks.
Technical Specifications:
Item | Unit | Parameters |
---|---|---|
Model NO. | – | KYN28-12 |
Rated Voltage | kV | 3.6, 7.2, 12 |
Rated Frequency | Hz | 50 |
Circuit Breaker Rated Current | A | 630, 1250, 1600, 2000, 2500, 3150 |
Cabinet Rated Current | A | 630, 1250, 1600, 2000, 2500, 3150 |
Rated Flexible & Stable Current (4s) | kA | 16, 20, 25, 31.5, 40, 50 |
Rated Flexible & Stable Current (Peak) | kA | 40, 50, 63, 80, 100, 125 |
Rated Short Circuit Open and Close Current | kA | 16, 20, 25, 31.5, 40, 50 |
Rated Short Circuit Open and Close Current (Peak) | kA | 40, 50, 63, 80, 100, 125 |
Power Frequency Withstand Voltage (1 min) | kV | 24, 32, 42 |
Lightning Impulse Withstand Voltage | kV | 40, 60, 75 |
Protection Level | – | IP4X (Shell) / IP2X (Compartment Door Open) |
Shell Material | – | Steel Plate |
Form | – | All-Packaged Type |
Operation Voltage | – | Low Voltage |
Application Range | – | Power Plants, Industrial Facilities, Municipal Construction |
Certification | – | ISO9001:2000, VDE, CCC |
Brand | – | PINEELE |
Transport Package | – | Wooden Case |
Specification | – | GCS |
Origin | – | LeQing, ZheJiang, China |
HS Code | – | 8537209000 |
Production Capacity | – | 10,000 Units |

Features and Advantages:
- High Protection Level: Rated IP30 for external protection and IP2X for compartments when opened.
- Flexible Current Ratings: Supports various current capacities, ensuring adaptability to different power systems.
- Advanced Safety Measures: Withstand high voltage surges and short circuits to protect electrical equipment.
- Easy Maintenance: Handcart-type circuit breaker allows for quick maintenance and replacement.
- Durable Construction: Made from high-quality steel plate for long-lasting operation.
- Versatile Applications: Suitable for power substations, commercial complexes, and industrial networks.
- Certified for Reliability: ISO9001, VDE, CCC certifications guarantee compliance with international safety standards.

Working Conditions:
- Ambient Temperature: -25ºC ~ +40ºC
- Altitude: ≤2000m (For altitudes above 2000m, please specify when ordering)
- Relative Humidity: ≤95% at 25ºC
- Seismic Resistance: Up to 8-degree earthquake intensity
- Installation Environment: Must be indoor, free from fire hazards, explosion risks, severe pollution, chemical corrosion, and violent vibrations.
Applications of High-Voltage Switchgear:
- Power Plants – Reliable distribution and protection of electrical systems.
- Industrial Facilities – Used in manufacturing plants to manage high-voltage electricity safely.
- Commercial Buildings – Ensures safe and efficient power distribution in large office complexes.
- Municipal Construction – Essential for urban power grids and utility infrastructures.
- Petrochemical Sector – Provides power control and protection in hazardous environments.
High-voltage switchgear is used to control, protect, and isolate electrical circuits. It ensures safe power distribution by interrupting short circuits or overload currents, preventing damage to electrical equipment and networks.
When selecting switchgear, consider the rated voltage, current capacity, protection level, and application requirements. The PINEELE KYN28-12 model is ideal for industrial plants, substations, and large-scale commercial projects.
Regular maintenance is essential for reliable operation. Inspections should be performed at least once a year, with a focus on:
Checking for loose connections.
Inspecting circuit breaker performance.
Ensuring proper insulation and protection levels.
Cleaning and lubricating mechanical parts to prevent wear and tear.