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36kV ONAN/KNAN Oil-immersed Grounding Transformer

  • 36kV ONAN/KNAN Oil-immersed Grounding Transformer
Key attributes
Brand Vziman
Model NO. 36kV ONAN/KNAN Oil-immersed Grounding Transformer
Rated voltage 36kV
Rated frequency 50/60Hz
Series DKS
Product descriptions from the supplier
Description

Earthing Transformers

Introducing Vziman Earthing (or Grounding) Transformers, the cornerstone of optimized substation system design. Engineered with precision and reliability in mind, these transformers redefine the standards for efficient grounding solutions. Explore the key features that make UTEC Earthing Transformers the preferred choice for engineers and power system professionals.

Key Product Features

Vziman earthing transformers are available in many grounding configurations, such as - Solidly Grounded: Provides a low-impedance path for fault currents to the ground. - Resistor Grounded: Includes a series resistor to limit fault currents and reduce stress on the power system during a fault. Reactance Grounded: Incorporates a reactor in series with the neutral grounding, balancing fault current limitation and system stability. Zigzag Grounding: Special winding configuration for low-impedance zero-sequence current paths.

Tailored for Different Voltage Systems

Vziman Earthing Transformers are designed to meet the specific requirements of various voltage systems and substations, ensuring optimal performance across diverse applications.

Enhanced System Safety

Provides a low-impedance path for fault currents, minimizing the risk of high voltages during ground faults. Prevents electrical shocks and minimizes equipment damage, enhancing overall system safety.

Fault Current Limitation

Limits fault currents during ground faults, safeguarding equipment from thermal and mechanical stress. Enables proper fault detection and ensures quick isolation for system stability.

Flexible Neutral Grounding Methods

The design accommodates different neutral grounding methods, including solid grounding, resistance grounding, and reactance grounding. Adapts to varying fault current levels, system requirements, and operational considerations.

Robust Construction

Vziman Earthing Transformers are built to withstand harsh environmental conditions, ensuring reliable performance. Simplifies installation and maintenance, providing a durable solution for substation grounding. UTEC Earthing Transformers - Optimal Grounding Solutions Choose UTEC Earthing Transformers for your grounding needs and experience a new reliability, safety, and efficiency level in your substation system design. Our transformers are not just products; they are solutions crafted to elevate the performance of your power systems.

Product Parameters

Installation Type Ground / Pad Mounted
Standard Compliance IEC60076
Power Rating Up to 1,000 KVA
No of Phases 3 phases
HV System Voltage Up to 36 kV
LV System Voltage Up to 1 kV
Rated Frequency 50/60 Hz
Insulation Method / Class Mineral / Ester/ Silicon Oil
Insulation Class Class A standard / Higher class on request
Vector Group  ZN connection is usually applied. Z connection provides linear and specified zero sequence impedance. YN+d can also be applied.
Cooling Type ONAN / KNAN
Fault current rating  According to customer specs
Zero sequence impedance According to customer specs
Fault current duration 30 second ( standard )
Max. Ambient Temperature 55 ℃
Max Temperature Rise for Oil 45℃
Max Temperature Rise for Winding 50℃
Documentation Resource Library
Vziman IEC/ ANSI Oil-immersed Grounding Transformer selection catalog
Restricted.
Vziman IEC/ ANSI Oil-immersed Grounding Transformer selection catalog
Catalogue
English
Consulting
Consulting

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