When it comes to current transformers, the LZZBJ4 35kV Post Model Current Transformer stands out as a reliable and efficient choice for high-voltage applications. Designed by Yueqing Aiso, this transformer is tailored for indoor use, often integrated into vacuum circuit breakers in power systems with a rated voltage of 35kV and frequencies of 50Hz or 60Hz. Below, we explore its features, technical details, and why it’s a top pick for professionals in the energy sector.
The LZZBJ4 35kV Post Model Current Transformer is a fully enclosed, epoxy resin-cast device built for electric energy metering, current measurement, and relay protection in medium to high-voltage environments. Its robust construction ensures excellent insulation and durability, making it ideal for demanding power distribution systems.
Key Applications
- Energy Metering: Tracks electricity usage with precision for accurate billing.
- Current Monitoring: Provides real-time data to maintain system stability.
- Relay Protection: Protects equipment by detecting and responding to overcurrent conditions.
This current transformer is engineered with features that enhance its functionality and reliability:
- Epoxy Resin Casting: Offers superior insulation and resistance to moisture and environmental factors.
- Compact Design: Lightweight and space-efficient, perfect for tight installations.
- Customizable Options: Accuracy and capacity can be tailored to meet specific needs.
- Terminal Box: Ensures secure and safe secondary connections.
- Grounding and Mounting: Includes bolts and holes for easy, stable installation.
These attributes make the LZZBJ4 35kV a versatile and dependable solution for power system professionals.
Technical Specifications
The LZZBJ4 35kV Current Transformer is highly adaptable, offering a range of configurations. Here’s a breakdown of its key technical parameters:
| Parameter | Details |
|---|
| Rated Primary Current (A) | 5, 10, 15, 20, 30, 40, 50, 75, 100, 150, 200, 300, 400, 600, 800, 1000, 1200, 1500, 1600 |
| Rated Secondary Current | 5A or 1A |
| Accuracy Class | 0.2S, 0.2, 0.5, 10P10 (combinations available, e.g., 0.2S/0.5/10P10) |
| Rated Burden (VA) | 15, 25, 50 |
| Short-Time Thermal Current (kA/s) | 3, 4.5, 6, 7.5, 11.25, 15, 22.5, 31.5, 45, 63, 80 |
| Dynamic Stability Current (kA/s) | 7.5, 11.25, 15, 18.75, 28.125, 37.5, 56.25, 80, 112.5, 130, 160 |
| Rated Insulation Level (kV) | 35/95/185 |
These specs highlight its flexibility, catering to various current ratings and accuracy needs in current transformers.
To ensure the LZZBJ4 35kV Current Transformer performs at its best, follow these guidelines:
- Location: Install indoors in a dry, well-ventilated space.
- Temperature Range:
- Max: 40°C
- Min: -5°C
- Daily Average: ≤30°C
- Environment: Avoid areas with heavy pollution or corrosive gases.
- Mounting: Secure it using the six mounting holes and grounding bolts.
Its compact design simplifies integration into diverse setups, making it a practical choice among current transformers.
Here’s why this transformer is a standout option:
- High Precision: Multiple accuracy classes for customized performance.
- Long-Lasting Durability: Epoxy resin build ensures resilience.
- Enhanced Safety: Terminal box and grounding features reduce risks.
- Low Maintenance: Fully enclosed design minimizes upkeep.
These benefits position the LZZBJ4 35kV as a cost-effective and reliable solution for high-voltage power systems.
Applications in Power Systems
The LZZBJ4 35kV Current Transformer excels in critical roles, including:
- Energy Measurement: Ensures precise usage tracking.
- Current Monitoring: Supports grid stability and load management.
- Equipment Protection: Triggers relays to prevent damage during faults.
These capabilities make it indispensable for efficient and secure power distribution.
The LZZBJ4 35kV Post Model Current Transformer from Yueqing Aiso is a top-tier choice for professionals needing dependable current transformers in 35kV systems. With its robust design, customizable options, and easy installation, it delivers exceptional performance in energy metering, monitoring, and protection.
Ready to upgrade your power system with high-quality current transformers? Contact Yueqing Aiso today for more details and competitive pricing!
