JSZW-10 Three-Phase Outdoor Epoxy Resin Cast Voltage Transformer Overview

The JSZW-10 is an outdoor volt transformer designed for use in power systems with a rated voltage of 10 kV and a frequency of 50 Hz. This transformer features an outdoor resin casting with an epoxy-sealed design to ensure durability and reliability in harsh outdoor conditions. It is specifically intended for measuring voltage and electrical energy within outdoor power systems.

JSZW-10 Voltage Transformers Type designation

Key Features of JSZW-10 Three-Phase Outdoor Epoxy Resin Cast Voltage Transformer:

• J: “Voltage Transformer”
• S: “Outdoor device”
• Z: “Epoxy resin cast insulation”
• W: “Three-phase” structure
• 10: “Voltage grade (10kV)”

This JSZW-10 model features epoxy resin insulation and a three-phase structure, designed for 10kV systems and intended for outdoor use.

Service Conditions for JSZW-10 Voltage Transformers

• Altitude: Up to 3000 meters.
• Ambient Temperature: Maximum 40°C, minimum -5°C.
• Relative Humidity: Not exceeding 85% daily average at 20°C.
• Installation Environment: No corrosive gases.

These conditions ensure reliable operation of the JSZW-10 Voltage Transformer in typical indoor environments, meeting various operational standards.

Construction Details of JSZW-10 Voltage Transformers

JSZW-10 Voltage Transformers is made with outdoor epoxy resin casting (Germany CY160) and uses a full-sealing support structure. The compact design offers excellent climate adaptability. The outdoor epoxy resin casting ensures resistance to pollution, ultraviolet radiation, and high temperatures, making it suitable for warmer regions. The transformer’s iron core is made using a C-shaped structure and high magnetic conductivity materials.

The primary and secondary windings are twisted together and coated with epoxy resin. The body of the transformer is securely attached to a base plate, which also includes a wiring box and four mounting holes for easy installation.

This transformer is designed to perform reliably in outdoor environments.

Technical Parameters of JSZW-10 Voltage Transformers

1. Surface Creepage Distance: Meets Pollution Class II requirements.
2. Load Power Factor: COS φ = 0.8 (lagging).
3. Product Standard: GB20840.3-2013, GB20840.1-2010 (Voltage Transformer).
4. Main Technical Data: See the following table.

This transformer meets the necessary standards for pollution class, power factor, and voltage transformer specifications.

Type	Rated Voltage Ratio (V)	Accuracy Class	Rated Output (VA)			Limit Output (VA)	Rated Insulation Level (kV)
			0.2	0.5	3P
JSZW-6	6000/3 /100/3 /100/3	0.2	75	120	120	960	7.2/32/60
JSZW-10	10000/3 /100/3 /100/3	0.5	75	120	120	960	12/42/75

Notes:

• Custom specifications or high-accuracy products can be manufactured according to user requirements.
• During operation, this voltage transformer can only operate using one specified ratio at a time. Multiple ratios cannot be used simultaneously.

Outline and Dimensions of Installation

JSZW-10 Series Voltage Transformers Customization Options

To ensure the JSZW-6 and JSZW-10 series meet your specific needs, please provide:

• Type and Voltage Ratio: Specify the model (e.g., JSZW-6 or JSZW-10) and voltage ratio (e.g., 6000/3 /100/3 or 10000/3 /100/3 /100/3).
• Accuracy Class and Output: Indicate the desired accuracy class (e.g., 0.2, 0.5) and rated output.
• Insulation and Conditions: Provide the insulation level (e.g., 7.2/32/60 kV or 12/42/75 kV) and operating conditions (e.g., temperature, humidity, pollution level).

Contact us for expert guidance and customized solutions.

FAQs for JSZW-10 Three-Phase Voltage Transformer

1. What are the primary applications of the JSZW-10 Voltage Transformer?
   The JSZW-10 is designed for outdoor power systems operating at 10kV. It is used for voltage measurement, energy metering, and relay protection in medium-voltage networks.
2. How does epoxy resin insulation enhance performance?
   Epoxy resin provides excellent insulation, resistance to UV radiation, and durability in harsh outdoor conditions, ensuring long-term reliability and low maintenance.
3. Can the JSZW-10 Transformer be customized for specific needs?
   Yes, customization options include tailored voltage ratios, accuracy classes (e.g., 0.2, 0.5), and insulation levels to suit specific operational requirements.
4. What environmental conditions are suitable for the JSZW-10?
   The transformer operates reliably in temperatures from -5°C to +40°C, at altitudes up to 3000 meters, and in environments compliant with Pollution Class II standards.
5. How does the transformer ensure safety and reliability?
   Its fully enclosed design, UV-resistant epoxy resin insulation, and compliance with international standards like GB20840.3-2013 ensure both safety and reliable performance.
6. What maintenance is required for the JSZW-10 Transformer?
   Maintenance is minimal, primarily involving periodic cleaning to remove surface contaminants and inspections to ensure operational integrity.

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