3 Phase Pole Mounted Transformer
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3 phase pole mounted transformers are a component of power distribution in various environments, from residential areas to industrial facilities, and are divided into three phase step up transformers and three phase step down transformers. This transformer is designed specifically for installation on utility poles and can convert voltage from one level to another, facilitating efficient long-distance transmission while minimizing power losses.
The 3 Phase Pole Mounted Transformer plays a pivotal role in the reliable delivery of electrical power, enabling the smooth operation of modern infrastructure and essential services.
Pole mounted transformer Parameter
|
Parameter |
Specification |
|
Rated Power Capacity |
25KVA, 45KVA, 50 kVA, 63KVA, 75 kVA, 100 kVA, 150 kVA, 200 kVA, 250 kVA, 315 kVA, 400 kVA, 500 kVA, etc. |
|
Frequency |
50 Hz / 60 Hz (depending on regional standards) |
|
Cooling Type |
Self-cooled (ONAN) |
|
Efficiency |
Typically greater than 98% for standard configurations |
|
Insulation Class |
Class B, Class C, Class F, Class H (depending on operating temperature and voltage class) |
|
Connection Group |
Dyn11, Yyn0, Yy0, etc. (as per IEC 60076-3) |
|
Environmental Operating Conditions |
Operating temperature range: -40°C to +50°C (-40°F to +122°F); Humidity: up to 95% non-condensing at +40°C (+104°F); Altitude: up to 2000 meters (6561 feet) |
|
Enclosure Material |
Cast iron or steel with epoxy paint finish for corrosion resistance |
|
Certifications |
CE marking, UL listing (if applicable), ISO 9001 quality management system certification, etc. |
|
Standard Compliance |
IEC 60076 series (International Electrotechnical Commission), ANSI/IEEE C57.12 series (American National Standards Institute/ Institute of Electrical and Electronics Engineers), and other relevant national and international standards. |

3 phase pole mounted transformer Feature
Three-phase pole-mounted transformers offer several advantages due to their design and functionality within electrical distribution networks:
1. Efficiency: Three-phase systems inherently provide more efficient power transmission over longer distances than single-phase systems, leading to reduced energy losses.
2. Cost-Effectiveness: By using fewer conductors for the same amount of power transmitted, three-phase systems reduce the cost of materials and installation.
3. Balanced Loads: Three-phase systems naturally balance the load across the phases, which reduces the risk of imbalances that can cause overheating and decreased efficiency.
4. Reduced Noise and Vibration: Due to the symmetrical nature of three-phase power, transformers tend to operate more smoothly, resulting in less noise and vibration compared to single-phase units.
5. Increased Power Capacity: For a given conductor size, three-phase systems can carry more power than single-phase systems. This makes them ideal for areas with higher power demands.
6. Simplified System Design: Three-phase power allows for simpler motor designs and control strategies, reducing the complexity and cost of associated equipment.
7. Reliability: With a balanced load and reduced stress on individual phases, three-phase transformers often have a longer lifespan and require less maintenance than single-phase counterparts.
8. Versatility: These transformers can be easily integrated into existing three-phase distribution networks, making them suitable for a wide range of applications, from rural areas with sparse loads to urban settings with concentrated commercial and industrial demands.
9. Safety: Pole-mounted transformers keep high-voltage components out of reach, enhancing public safety.
10. Adaptability: Many pole-mounted transformers offer adjustable tap settings to accommodate varying input voltages and load conditions, ensuring consistent output voltage and optimal performance.
By incorporating these features, three-phase pole-mounted transformers play a crucial role in providing reliable and economical power distribution in various settings.
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