315 KVA Power Distribution Transformers

Name: 315 KVA Power Distribution Transformers
Brand: NGG POWER TECH INDIA PRIVATE LIMITED
Price: 450000.00 INR
Availability: InStock

450000.00 INR/Unit

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Product Details:

Capacity 315 KVA
Load Loss 2050 W (at full load)
Cooling Type ONAN (Oil Natural Air Natural)
High Voltage 11,000 V
Voltage Booster Type Tap Changer (Off Circuit)
Low Voltage 433 V
Operating Temperature -25C to +45C
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315 KVA Power Distribution Transformers Price And Quantity

Price 450000.00 INR/Unit
Minimum Order Quantity 1 Unit

Environment Suitability Indoor/Outdoor
Enclosure Protection IP 23
Maximum Altitude 1000 m Above Sea Level
Applicable Standard IS 2026 / IEC 60076
Mounting Type Floor or Platform
Noise Level Less than 50 dB
Insulation Class Class A/B
Impulse Withstand Voltage 75 kV
Short Circuit Impedance Approx. 4.5%
Oil Type Mineral Insulating Oil
Connection Dyn11
Design Life >25 Years
Winding Temperature Rise Maximum 40°C over Ambient
Regulation (at full load) Less than 2%

315 KVA Power Distribution Transformers Product Specifications

Voltage Booster Type Tap Changer (Off Circuit)
Power Scope 315 KVA
Coil Structure Toroidal / Layer Wound
Material Copper Core, CRGO Lamination, Mild Steel Tank
Phase Three Phase
Usage Power Distribution
Capacity 315 KVA
Low Voltage 433 V
Load Loss 2050 W (at full load)
Weight Approx. 1200 kg
Frequency (MHz) 50 Hz
Cooling Type ONAN (Oil Natural Air Natural)
High Voltage 11,000 V
Operating Temperature -25C to +45C
Coil Number Double Winding
Efficiency 98.5% (Approx)
Product Type Oil Cooled Power Distribution Transformer
Coil Material Electrolytic Copper
Output 315 KVA
Dimension (L*W*H) 1400 mm x 950 mm x 1300 mm (Approx)
Rated Voltage 11 kV / 0.433 kV

Environment Suitability Indoor/Outdoor
Enclosure Protection IP 23
Maximum Altitude 1000 m Above Sea Level
Applicable Standard IS 2026 / IEC 60076
Mounting Type Floor or Platform
Noise Level Less than 50 dB
Insulation Class Class A/B
Impulse Withstand Voltage 75 kV
Short Circuit Impedance Approx. 4.5%
Oil Type Mineral Insulating Oil
Connection Dyn11
Design Life >25 Years
Winding Temperature Rise Maximum 40°C over Ambient
Regulation (at full load) Less than 2%

315 KVA Power Distribution Transformers Trade Information

Supply Ability 500 Unit Per Month
Delivery Time 30 Days

Product Description

Backed by strong vast industrial expertise, we supply and distribute best quality range of 315 KVA Power Distribution Transformers. This type of transformer finds wide application in almost all types of industries due to its excellent proficiency, longer service life and high operational fluency. Our offered 315 KVA Power Distribution Transformers are highly appreciated in global market. We source all these transformers from only reckoned vendors present in market. All these transformers offered by us are in compliance with the industrial standards and norms.

Product Details

Voltage Ratio	11kV/433V
Brand	NGG Power Tech
Phase	Three Phase
Cooling Type	Oil Cooled
Power Rating	315kVA
Standards	IS-2026
Winding Material	Mild Steel

Advanced Construction for Durability

Manufactured with copper core windings, CRGO lamination, and a mild steel tank, this transformer delivers long-lasting reliability and excellent thermal performance. With its toroidal or layer-wound double winding and high-quality mineral insulating oil, the unit is optimized for efficient cooling and durability even under intensive load conditions.

Performance and Safety Standards

The transformer is designed in compliance with IS 2026 and IEC 60076 standards to ensure maximum safety and operational efficiency. Its impulse withstand voltage of 75 kV, IP 23 enclosure rating, and advanced protection systems provide reliable power distribution while minimizing risk in a wide variety of settings.

Efficient and Silent Operation

Operating below 50 dB, this unit is engineered for a quiet working environment. With a regulation of less than 2% at full load and a cooling system utilizing Oil Natural Air Natural (ONAN), it guarantees stable voltage levels and dependable performance, making it suitable for sensitive applications.

FAQs of 315 KVA Power Distribution Transformers:

Q: How does the 315 KVA power distribution transformer maintain high efficiency during operation?

A: The transformer utilizes premium-grade electrolytic copper windings, CRGO lamination, and high-quality mineral insulating oil, achieving an approximate efficiency of 98.5%. This design reduces electrical and thermal losses, ensuring optimal performance even during heavy use.

Q: What types of environments is this transformer suitable for?

A: The transformer is engineered for both indoor and outdoor installations, thanks to its robust IP 23 enclosure protection and wide operating temperature range from -25C to +45C. It is suitable for various industrial, commercial, and utility settings, handling environmental challenges effectively.

Q: When should a tap changer be used with this transformer and how is it operated?

A: The included off-circuit tap changer is used for adjusting the voltage ratio as needed, compensating for variation in supply voltage or load. Operation should only be performed when the transformer is de-energized to prevent electrical hazards.

Q: Where can this transformer be installed and what mounting options are available?

A: This transformer supports floor or platform mounting, making it flexible for diverse installation sites such as substations, commercial complexes, or industrial facilities. Its design allows for secure placement in both indoor and outdoor environments.

Q: What is the process for routine maintenance, and how often should it be carried out?

A: Routine maintenance involves inspecting and topping up oil levels, checking for any abnormal noise or temperature rise, verifying electrical connections, and ensuring cleanliness around the enclosure. Maintenance should generally be performed every 6 to 12 months, or as specified by the manufacturer.

Q: How does the Dyn11 connection benefit power distribution?

A: The Dyn11 vector group helps in achieving phase displacement, minimizing harmonic distortion, and providing enhanced fault tolerance in three-phase distribution systems. It is commonly used to balance loads and reduce issues due to unbalanced voltage supply.

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