100kVA Electrical Insulation Class Oil Immersed Transformer

100kVA Electrical Insulation Class Oil Immersed Transformer

Product Name‌: 100kVA Oil Immersed Self Cooled Transformer
‌Capacity‌: 100kVA
‌Delivery Year‌: 2020
‌Delivery Country‌: Australia
‌Key Advantages‌:
‌Efficient Heat Dissipation‌: Utilizing ‌Oil Immersed Transformer‌ technology with oil circulation and ‌Self-Cooled‌ natural cooling, ensuring long-term stable operation.
‌Enhanced Durability‌: As an ‌Oil Filled Transformer‌, its internal insulating oil blocks oxygen and moisture, extending the lifespan of coils and cores, making it ideal for Australia’s high-temperature, high-humidity environments.
‌Low Maintenance Costs‌: Eliminates the need for external cooling equipment, reducing operational costs by 30% compared to conventional transformers, earning high client satisfaction.
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Product Features of Electrical Insulation Class Oil Immersed Transformer

 

This 100kVA ‌Oil Immersed Transformer‌ is designed for industrial and power systems, leveraging ‌oil filled transformer‌ technology with mineral oil as both insulation and coolant, significantly improving voltage resistance and heat dissipation. The corrosion-resistant steel tank houses vacuum-impregnated windings, ensuring deep insulation oil penetration to minimize partial discharge risks. As an ‌oil immersed self cooled transformer‌, its natural convection cooling system operates silently without fans or pumps, making it energy-efficient and suitable for remote grid applications. It operates across a wide temperature range (-25°C to 40°C), complies with IEC 60076 standards, and is ideal for high-load scenarios like mines and solar farms. The modular design cuts installation time by 50%, while remote temperature monitoring interfaces enable real-time oil level and winding status checks, ensuring operational safety.

 

 

 

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Products parameter

 

Rated
capacity
(KVA)
Voltage combination Connection group label No-load loss(W) Load loss(W) No-load
current
(%)
Short circuit
impedance
(%)
Dimensions Total
weight
(kg)
High
voltage
(KV)
Tapping
range
Low
voltage
(KV)
L W H
30 6
6.3
10
10.5
11
±5
±2 ×2.5
0.4 Dyn11
Yyn0
Dyn5
70 505 1.2 4 785 710 880 /
50 90 730 1.04 800 730 940 /
80 115 1050 0.96 830 740 990 /
100 135 1265 0.88 875 790 1010 /
125 150 1510 0.88 875 770 1050 /
160 180 1850 0.8 935 820 1140 /
200 215 2185 0.8 995 870 1140 /
250 260 2560 0.72 995 900 1180 /
315 305 3065 0.72 1030 880 1250 /
400 370 3615 0.64 1075 910 1270 /
500 430 4330 0.64 1120 930 1320 /
630 510 4960 0.48 4.5 1165 950 1350 /
800 630 6000 0.48 1210 1050 1390 /
1000 745 8240 0.48 1520 1020 1450 /
1250 870 9600 0.4 1630 1090 1540 /
1600 1050 11600 0.4 1680 1150 1600 /
2000 1225 14640 0.32 5 1890 1300 1600 /
2500 1440 14840 0.32 1990 1360 1700 /

 

100kVA Electrical Insulation Class Oil Immersed Transformer

 

 

Advantages Over Conventional Transformers

 

Oil Immersed Transformers‌ outperform dry-type or gas-insulated transformers in multiple ways:
① Superior Insulation & Cooling‌: As an ‌oil filled transformer‌, its insulating oil serves dual roles as a dielectric and thermal conductor. The oil's high dielectric strength (>50kV) prevents internal arcing, while the ‌oil immersed self cooled‌ system evenly disperses heat via radiators, reducing temperature rise by 20% versus dry-type units, thereby extending service life.

② Environmental Resilience‌: The sealed structure of ‌Oil Immersed Transformers‌ resists dust, salt spray, and humidity, excelling in harsh environments like mines or coastal areas. Compared to standard oil-filled units, this product enhances safety with optimized tank explosion-proofing and pressure relief valves, improving fault response efficiency by 35%.

③ Cost Efficiency & Reliability‌: The ‌oil immersed self cooled transformer‌ eliminates auxiliary cooling systems, cutting energy consumption by 15%. Its insulating oil can be filtered and reused, reducing lifecycle costs. Additionally, ‌oil filled transformers‌ have a failure rate one-third that of dry-type units, paired with remote monitoring to minimize downtime, empowering clients to achieve efficient energy management.

100kVA Electrical Insulation Class Oil Immersed Transformer

 

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Why choose us?

 

GNEE strictly follows the comprehensive acceptance testing process to ensure that the performance of each device meets the standards. Our products and services have been successfully applied in more than 50 countries and regions around the world. As a trusted global industrial partner, we are always committed to helping customers achieve their sustainable development vision through high-quality products and full-process services.

Support
• Pre-sales: Free technical consulting, drawing review, and installation training.
• After-sales:
o Global warranty for 2 years; 5-year warranty on core components.
o 7×24-hour remote support, fault response within <24 hours.
o Operation manual provided.
 

product-1227-261

 

SGS certification certificate

product-1200-800

Production environment

product-920-460

 

 

 

FAQ
 

Q1: How to Choose Between Oil-Immersed, Dry-Type, or Amorphous Alloy Transformers Based on Needs?

A:Oil-immersed transformers (e.g., 30-2500 kVA/10 kV Oil-Immersed Three-Phase Dual-Winding):
Applicable scenarios: Large factories, substations, outdoor high-voltage power distribution.
Advantages: Excellent heat dissipation for high loads and high-temperature environments, but requires fire prevention and oil leakage precautions.
Dry-type transformers (e.g., Epoxy resin-cast type, Dry-Type Dual-Winding):
Applicable scenarios: Indoor installations (e.g., data centers, commercial buildings), environments with strict fire safety requirements.
Advantages: No insulation oil, pollution-free, low noise, but requires ventilation for heat dissipation.
Amorphous alloy transformers (e.g., Amorphous Alloy Dry-Type):
Applicable scenarios: Grid-end applications, rural power supply, energy-efficient systems.
Advantages: Reduces no-load loss by over 70%, higher efficiency than traditional transformers, ideal for long-term low-load operations.

Q2: Which Equipment is Suitable for Rectifier Transformers (30-3200 kVA Rectifier Type)?

A: Designed specifically for rectifier equipment, such as:
Electroplating lines, electrolytic cells.
Aluminum/copper electrolysis production.
DC motor drive systems.
Features: Three-phase input, adjustable DC voltage output. Note: Harmonic loads may impact transformer performance.

Q3: What are the Differences Between Prefabricated Substations (European Style) and Combined Transformers (Combined Type)?

A:Prefabricated Substations:
High integration: Includes transformers, low-voltage cabinets, and protection devices pre-installed in weatherproof/fire-resistant enclosures.
Applicable scenarios: Rapidly deployable outdoor power systems (e.g., temporary construction sites, remote areas).
Combined Transformers:
Functional integration: Typically combines transformers, metering devices, and protection equipment to simplify power distribution.
Applicable scenarios: Power distribution hubs for small/medium factories or commercial complexes.

Q4: What is the Voltage Adjustment Method for 30-2500 kVA Dual-Winding Non-Adjustable Voltage Transformers?

A:Non-adjustable type: Fixed output voltage set at factory (e.g., 10 kV input → 400 V output); no on-site adjustment.
Applicable scenarios: Stable voltage environments with minimal load fluctuations (e.g., fixed production lines).
For voltage adjustment, choose on-load tap-changing transformers (customizable).

Q5: What are the Temperature Resistance and Lifespan of Epoxy Resin-Cast Dry-Type Transformers?

A:Temperature resistance: Class F (155°C) or Class H (180°C), with overload capacity up to 1.5× rated power.
Lifespan: Over 20 years under normal operation, but requires regular inspections of winding insulation and cooling systems.

 

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