Single-phase semi-enclosed voltage transformers 3kV 6kV 10kV

  • Single-phase semi-enclosed voltage transformers 3kV 6kV 10kV
Key attributes
Brand ROCKWILL
Model NO. Single-phase semi-enclosed voltage transformers 3kV 6kV 10kV
Rated voltage 6kV
Rated frequency 50/60Hz
Series JDZJ
Product descriptions from the supplier
Description
Product Overview
Our Epoxy Resin Cast Semi-Enclosed Voltage Transformer is a high-performance electrical measuring and protection device, specifically designed for indoor use in power systems with a rated voltage of 10KV and below, operating at a frequency of 50Hz. Adopting advanced epoxy resin casting technology and a semi-enclosed structure, this transformer delivers reliable performance, excellent insulation, and long service life, making it an ideal choice for voltage measurement, energy metering, and relay protection in industrial, commercial, and utility power networks worldwide.
Core Features
  • Epoxy Resin Cast Semi-Enclosed Structure: The windings are fully encapsulated in high-quality epoxy resin through vacuum casting technology, which ensures superior insulation performance, strong moisture resistance, and effective protection against dust, corrosion, and mechanical damage. The semi-enclosed design balances protection and heat dissipation, adapting to various indoor operating environments effortlessly.
  • Stable and Accurate Performance: Strictly manufactured in accordance with international standards, the transformer maintains high measurement accuracy, stable voltage ratio, and excellent phase consistency. It can accurately convert high voltage into standard low voltage signals, providing reliable data support for energy metering and relay protection devices, ensuring the safe and efficient operation of the power system.
  • Indoor Special Design: Optimized for indoor installation, the product features a compact structure, small size, and light weight, which saves installation space and simplifies mounting procedures. It is suitable for installation in switchgear, control cabinets, and other indoor electrical equipment, meeting the installation requirements of various indoor power scenarios.
  • Wide Application Range: Specifically designed for 50Hz power systems with a rated voltage of 10KV and below, it is widely used in power generation, transmission, distribution, and power consumption fields. It is applicable to industrial plants, commercial buildings, power substations, and other occasions that require voltage measurement and relay protection.
  • Long Service Life & Low Maintenance: The epoxy resin material has excellent aging resistance and thermal stability, which can withstand long-term stable operation under normal working conditions. The product is maintenance-free during daily use, reducing operational costs and improving work efficiency for users.

Product Parameters

Model
Rated Voltage Ratio (V)
Rated Secondary Output (VA)
Ultimate Output (VA)
Rated Insulation Level (VA)
Surface Creepage Distance (mm)
0.2
0.5
1
3
JDZJ-3Q
3000/3/100/3/100/3
15
20
50
80
JDZJ-6Q
6000/3/100/3/100/3
15
30
80
200
JDZJ-10Q
10000/3/100/3/100/3
20
40
150
300

Service Conditions

  • Installation Site: Indoor

  • Ambient Temperature: Maximum +40°C, minimum -5°C; daily average not exceeding 30°C

  • Indoor Humidity: Maximum relative humidity 90% at room temperature

  • Altitude: Not exceeding 1000m

  • Vibration and Shock: Installation site must be free from significant vibration or shock

Single-phase semi-enclosed voltage transformers 3kV 6kV 10kV

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