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33 433 Kv Dry Type Transformer

33 433 Kv Dry Type Transformer

ZIKAI 33 433 kV Dry Type Transformer is a voltage transformation device designed for power transmission and distribution systems. This product converts high voltage (433 kV) to low voltage (33 kV) or raises low voltage to high voltage according to application requirements. ZIKAI brand dry type transformers serve power systems, industrial facilities, public infrastructure, and renewable energy projects.

When procurement professionals search for a ZIKAI 33 433 kV Dry Type Transformer, they require a solution that balances performance, durability, and operational safety. ZIKAI delivers this dry type transformer with advanced manufacturing processes and selected materials. The unit supports stable power delivery to various electrical equipment without the use of insulating oil, making it suitable for indoor and environmentally sensitive installations. ZIKAI integrates this transformer into transmission and distribution networks where reliability and low maintenance are expected.

Key Application Areas

Power Systems

We widely apply the ZIKAI 33 433 kV Dry Type Transformer in transmission and distribution networks, where it functions as core equipment for voltage conversion, supporting steady power transmission and distribution operations.

Industrial Field

In large manufacturing plants, mining operations, and metallurgical facilities, we have seen this ZIKAI dry type transformer provide stable power supply for heavy-duty equipment requiring consistent voltage levels.

Public Facilities

Urban rail transit systems, airports, and ports use this transformer to deliver power support for various electrical equipment operating under demanding schedules. We have supplied our transformers to multiple public infrastructure projects across these sectors.

New Energy Power Generation

Wind farms and solar power stations incorporate the ZIKAI 33 433 kV Dry Type Transformer as equipment for electric energy conversion and distribution within renewable energy systems. We continue to expand our presence in this growing market segment.

 

Technical Parameters

Parameter

Value

Model Series

ZIKAI 33/433 kV Series

Rated Voltage (High Voltage Side)

433 kV

Rated Voltage (Low Voltage Side)

33 kV

Frequency

50/60 Hz

Cooling Method

AN/AF

Insulation Class

F or H

Temperature Rise Limit

100K - 125K

Impedance Voltage

6% - 8% (customizable)

Noise Level

≤ 65 dB(A)

Altitude

≤ 1000m (customizable for higher)

Ambient Temperature

-25°C to +50°C

Protection Rating

IP20 - IP54 (optional)

Standard Compliance

IEC 60076-11, GB 1094.11

 

Technical Advantages

Core Material Selection

We manufacture the ZIKAI 33 433 kV Dry Type Transformer using high-grade cold-rolled grain-oriented silicon steel for the magnetic core. This low-loss material reduces no-load losses and keeps operating temperatures under control.

Coil Structure

Our production team casts high and low voltage coils under vacuum with epoxy resin. This process eliminates voids and provides consistent dielectric strength across the entire winding assembly. We monitor every casting batch to maintain quality standards.

Electromagnetic Design

Our engineers apply computer-optimized winding configurations to minimize leakage flux and stray losses. The design maintains voltage regulation within specified limits under varying load conditions. We validate these designs through simulation and prototype testing.

Thermal Performance

Multi-channel ventilation paths within the coil structure allow efficient heat dissipation. The ZIKAI 33 433 kV Dry Type Transformer operates within Class F or H temperature limits without forced cooling under nominal loads. We have tested this thermal performance across multiple load cycles.

 

Advantages of ZIKAI Dry Type Transformer

High Efficiency and Energy Saving

We build this transformer with advanced manufacturing processes and selected materials to achieve high energy efficiency. Reduced energy consumption lowers operating costs for our customers over the product lifecycle.

Compact Footprint

Compared to oil-immersed transformers of equivalent capacity, our dry type transformer has smaller volume and lower weight. This makes installation and transport easier for our clients, requiring less space and fewer handling equipment.

Extended Service Life

Quality insulation materials and our manufacturing processes contribute to longer service life. We design the ZIKAI 33 433 kV Dry Type Transformer to reduce replacement frequency, which lowers total ownership cost.

Electromagnetic Interference Resistance

Our transformer design provides good electromagnetic shielding performance. This helps resist external interference and improves system stability by reducing electrical noise coupling into sensitive loads.

Fire Safety

Because we use no insulating oil, there is no fire risk from oil leaks. The ZIKAI 33 433 kV Dry Type Transformer suits indoor installations, tunnels, and high-rise buildings with strict fire codes. We recommend this product for applications where fire safety is a primary concern.

Low Maintenance Requirements

Our dry-type construction removes the need for oil testing, filtration, and leak monitoring. Periodic inspection and dust cleaning form the primary maintenance tasks. We have received positive feedback from customers on this reduced maintenance burden.



33 433 kv dry type transformer Details

certificates



Quality Assurance and Manufacturing

Our Production Facility

Our company maintains a clean and organized production workshop. The workshop layout follows standardization principles. Each ZIKAI 33 433 kV Dry Type Transformer begins production with documented quality targets that we track throughout the manufacturing process.

Our Process Control System

We operate advanced EP software for intelligent management of the full production chain. From raw material arrival to finished product dispatch, we monitor each step through EP software. Production plans execute efficiently with resource allocation optimized across our manufacturing operations.

Our Testing Procedures

Every ZIKAI 33 433 kV Dry Type Transformer undergoes routine tests at our facility, including:

No-load loss and current measurement

Load loss and impedance voltage measurement

Induced overvoltage withstand test

Partial discharge measurement

Insulation resistance test

Temperature rise test (type test)

We maintain test records for each unit produced.




FAQ

1.What is your packaging standard?

Usually we use standard foam and carton packaging. If you have special requirements, we can also meet your requirements.


2.Why do you buy from us instead of other suppliers?

More than 10 years experience in design and manufacture of high voltage switchgear accessories. It is one of the largest star suppliers in the industry, and has won international and domestic praise, and has been shortlisted for the National Grid.


3.What services can we provide?

Acceptable delivery methods :FOB,CFR,CIF,EXW,FCA, Express;
Accepted payment currency: USD, EUR, GBP, RMB;
Payment methods accepted: Wire transfer, L/C, MoneyGram, credit card, Western Union, cash;
Languages: English, Chinese


4. When can I have the price?

Usually we quote within 24 hours after receiving your inquiry.


5.How to solve the quality problems after sales?

Take photos or video of the quality problems and send to us for our checking and confirming, and we will make a satisfied
solution for you within 1-3 days.


Hot Tags: 33 433 Kv Dry Type Transformer, China, Manufacturer, Supplier, Factory
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