| Primary Voltage (V) | 13200 | ||||||||
| Model | TR D3SP-15-13200-220y/127 | TR D3SP-30-13200-220y/127 | TR D3SP-45-13200-220y/127 | TR D3SP-75-13200-220y/127 | TR D3SP-112.5-13200-220y/127 | TR D3SP-150-13200-220y/127 | TR D3SP-225-13200-220y/127 | TR D3SP-225-13200-220y/127 | TR D3SP-300-13200-220y/127 |
| KVA Rating | 15 | 30 | 45 | 75 | 112.5 | 150 | 225 | 300 | 500 |
| No-Load Loss (W) | 90 | 126 | 170 | 240 | 315 | 360 | 520 | 660 | 1050 |
| Full Load Loss at 85°C (W) | 180 | 328 | 464 | 706 | 1000 | 1273 | 1856 | 2336 | 3400 |
| Total Losses at a load factor of 80% (W) | 205 | 336 | 467 | 692 | 955 | 1175 | 1708 | 2155 | 3226 |
| 80% load for distribution transformers (Efficiency in % at 85°C) | 98.32 | 98.62 | 98.72 | 98.86 | 98.95 | 99.03 | 99.06 | 99.11 | 99.2 |
| Impedance (85°C) | 2.0~4.0 | 2.0~4.0 | 2.0~4.0 | 2.0~4.0 | 2.0~4.0 | 2.0~4.0 | 2.0~4.0 | 2.0~4.0 | 2.0~4.0 |
| Oil Weight (L) | 520 | 520 | 530 | 555 | 560 | 610 | 610 | 630 | 650 |
| Total Weight (KG) | 1500 | 1530 | 1560 | 1580 | 1750 | 1850 | 2180 | 2500 | 3100 |
| Dimension (mm) A | 2050 | 2050 | 2050 | 2050 | 2050 | 2050 | 2050 | 2050 | 2050 |
| B | 830 | 830 | 830 | 830 | 840 | 850 | 880 | 880 | 930 |
| ?D | 820 | 820 | 820 | 820 | 820 | 820 | 820 | 820 | 820 |
| H | 1900 | 1900 | 1900 | 1900 | 1900 | 1900 | 1900 | 1900 | 1900 |
| Winding Material | AL-AL | AL-AL | AL-AL | AL-AL | AL-CU | AL-CU | AL-CU | AL-CU | AL-CU |
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The Green Transformer is a pad-mounted, ground-level transformer intended for use in outdoor electrical distribution in residential, commercial, and light industrial areas. Coming at a green and tamper-resistant enclosure, this transformer ensures protection against environmental factors, vandalism, and unauthorized access; making it an appropriate secure mechanism to employ in distribution systems linked to underground power lines. Designed with a compact, efficient design is suitable for installation in low-space areas and promotes easy access for inspection and servicing. It is built to handle varying load demands with features such as oil-immersed cooling and a load break switch to provide both enhanced performance and operational flexibility. The use of these transformers is common in neighborhoods and retail zones; educational institutions and office complexes, all of which receive energy reliably in a durable measure, that is environmentally friendly and without failures.
Growth in the substation transformer market is witnessed because regions like the U.S., Canada, and Europe take many measures to ensure effective and sustainable energy distribution systems. However, government incentives and regulations that aim to reduce greenhouse gas emissions are creating demand for this transformer in the U.S., as companies seek to modernize the power grid and improve energy efficiency. These transformers are part of the nation’s sustainable infrastructure goal, pushing utilities and the private sector to move toward environmentally friendly solutions. In Canada, they are used in renewable energy projects like wind and solar farms, for an easy connection with the national grid. The new green transformers meet the local regulatory requirements of reducing carbon footprints and fit the direction towards more sustainable energy distribution, all driven by Europe’s investment in energy-efficient and low-emission equipment. Furthermore, the development of intelligent transformers has been fostered by Europe’s smart grid technology focus to enable real-time monitoring and intelligent energy management.
Generally speaking, oil-filled pad-mounted transformers should be considered safer than the other types of transformers because they have a rugged, tamper-proof design, as well as environmentally friendly features. With the ground structure enclosed, exposure to high-voltage parts is minimized and there is little chance of being involved with them accidentally or getting an electrical hazard. The design also protects technicians and the public at large and restricts any possibility of tampering or vandalism, which makes it ideal for residential and commercial use. In addition, it typically employs state-of-the-art insulating materials and low flammable coolants, much better than oil-based transformers lowering the risk of fire or toxic leaks. Moreover, they feature things like load break switches and over-current protection to assist with isolating equipment to mitigate cascading failures on the power grid.
One of its smaller footprints means it is more suitable for installation in urban and suburban environments.
Since these transformers are easy to maintain and inspect, at ground level, which makes the repair job is easier to do and does not need giving much expensive equipment to do overhead installations of these transformers.
With a rugged and secure enclosure, it protects internal components from theft, unauthorized access, environmental damage, and so on in residential and commercial environments, hence increasing safety and reliability.
Power transformers for the Substation can be placed over concrete pad and or some type of foundation, to give flexibility in placement and ensure stability as well as complying with local regulations.
Built-in safety mechanisms like fuses and circuit breakers are built into many models to prevent overloads and faults, improving operational safety.
Substation transformers are normally used in substation applications to meet stringent environmental standards using environmentally friendly insulating fluids and materials to reduce the risk of spills or leaks.
Because they can be used in so many different applications, they can be used by utility companies in a variety of environments depending upon the specific power needs.
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