JDZXW-35kV outdoor epoxy resin-cast fully enclosed Voltage Transformer
Overview of JDZXFW-35 Voltage Transformer The JDZXW-35, JDZXFW-35kv outdoor fully enclosed Voltage Transformer is an outdoor epoxy resin-cast, fully enclosed device designed for 35kV power systems. Operating at a rated frequency of 50Hz or 60Hz, it is used for energy metering, voltage monitoring, and relay protection. It features secondary winding outputs of 100/√3V for energy […]
Overview of JDZXFW-35 Voltage Transformer
The JDZXW-35, JDZXFW-35kv outdoor fully enclosed Voltage Transformer is an outdoor epoxy resin-cast, fully enclosed device designed for 35kV power systems. Operating at a rated frequency of 50Hz or 60Hz, it is used for energy metering, voltage monitoring, and relay protection. It features secondary winding outputs of 100/√3V for energy measurement and 100/3V for residual voltage, with a triangular configuration to protect relays during grounding faults. Built to withstand external short circuits for 1 second without damage, it offers excellent durability, with resistance to arc faults, UV exposure, and aging, making it ideal for reliable performance in outdoor medium-voltage applications.
JDZXFW-35 Voltage Transformer Type Designation
Key Features and Structure of JDZXFW-35 Voltage Transformers
- J: Voltage transformer
- D: Single-phase
- Z: Resin insulated
- (X): Residual voltage winding
- F: Outdoor installation
- W: Fully enclosed structure
- 35: Rated for 35kV systems
This designation highlights the JDZXW-35, JDZXFW-35kv as a durable, outdoor-ready voltage transformer with residual voltage functionality for 35kV applications.
Construction of JDZXFW-35 Voltage Transformers
The JDZXW-35, JDZXFW-35kv voltage transformer features a fully enclosed structure with an iron core wound from high-quality cold-rolled silicon steel, treated with strict heat processes. Both the core and windings are vacuum-cast in outdoor-grade epoxy resin, providing excellent resistance to dirt and moisture. Key Construction Features:
- Primary Terminals: Marked as A and N.
- Secondary Terminals: Marked as 1a, 1n, 2a, 2n, da, and dn, enclosed in a terminal box with three output directions for flexible wiring.
- Anti-Theft Design: Secure terminal box prevents unauthorized access.
Technical Data for JDZXFW-35 Voltage Transformers
- Standards: Complies with GB1208-1997 and IEC186.
- Details: See the table for voltage ratio, accuracy class, secondary output, maximum output, and insulation levels.
| Type | Rated Voltage Ratio (V) | Accuracy Class Combination | Rated Output (VA) | Max Output (VA) | Rated Insulation Level (kV) |
|---|---|---|---|---|---|
| JDZXW-35 | 35000/√3/100/√3/100/3 | 0.2/6P | 50/100 | 1000 | 40.5/95/200 |
| 0.5/6P | 80/100 | ||||
| JDZXFW-35 | 35000/√3/100/√3/100/√3/100/3 | 0.2/0.2/6P | 20/30/100 | 2 × 300 | |
| 0.2/0.5/6P | 25/25/100 | ||||
| 0.5/0.5/6P | 30/30/100 |
Note: For special requirements or custom configurations, please contact our technical team for assistance.
Outline and Dimensions of Installation
Wiring Principles for JDZXFW-35 Voltage Transformers
JDZXW-35 & JDZXFW-35 Voltage Transformers Customization
This page provides details on the technical specifications, features, and service conditions of the JDZXW-35 and JDZXFW-35 voltage transformers, designed for precise voltage measurement, relay protection, and energy metering in 35kV medium-voltage systems. These transformers operate at rated frequencies of 50Hz or 60Hz and are suitable for a wide range of outdoor applications.
For non-standard requirements, specialized models, or customized solutions, our technical team can design products tailored to meet your operational needs. To discuss specific technical parameters, model selection, or unique application scenarios, please contact us directly for professional support and assistance.
FAQs for JDZXFW-35 Voltage Transformer
- What is the rated voltage for the JDZXFW-35 Voltage Transformer?
The JDZXFW-35 Voltage Transformer is rated for 35kV power systems, providing reliable voltage measurement and protection for high-voltage applications. - Can the JDZXFW-35 be used in smart grid systems?
Yes, it can be integrated into smart grid systems for advanced energy metering and monitoring, with the potential for remote communication and real-time data collection. - How does the JDZXFW-35 ensure safety during faults?
It features a residual voltage winding for protection during grounding faults, which helps protect relays and enhances the overall safety of the power distribution network. - What materials are used in the construction of the JDZXFW-35 Transformer?
The transformer is made with high-quality cold-rolled silicon steel for the iron core and epoxy resin casting for insulation, ensuring durability and resistance to environmental factors. - Is the JDZXFW-35 transformer customizable for specific project requirements?
Yes, it offers customization options for voltage ratios, accuracy classes, secondary outputs, and installation configurations to meet unique operational needs. - What is the maintenance schedule for the JDZXFW-35?
The transformer requires minimal maintenance, typically involving periodic surface cleaning to remove dirt and dust. It is designed for long-term use with minimal operational disruption.
- Common Faults and Troubleshooting of Current Transformers Faults
- Analysis of the Impact of Current Transformer Faults on Energy Meter Accuracy
- Causes, and Solutions for Abnormal Heating in 10KV Current Transformers
- Fault Handling Considerations for Current and Voltage Transformers
- Error Analysis and Maintenance of Current Transformers in Power Systems
- Number of Permissible Grounding Points in the Secondary Circuit of Voltage Transformers