NPC Electric Delivers 150kVA Dry-Type Transformer to Dominican Republic
2025-11-18
NPC Electric is proud to announce the successful supply of a 150kVA dry-type transformer to the Dominican Republic. This delivery, dispatched on October 5, marks an important milestone in NPC Electric’s commitment to providing high-quality power solutions across Latin America.
The 150kVA dry-type transformer (Model: 150 kVA, 34.5 kV / 0.208-0.120 kV) is designed with high-performance insulation materials, offering excellent protection against moisture, dust, and heat. This makes it an ideal choice for use in tropical climates. With a compact design and low-noise operation, it is perfect for commercial buildings, industrial facilities, and distribution networks.
Unlike liquid-filled transformers, this dry-type transformer does not require oil, reducing environmental risks while ensuring safety and efficiency in power delivery. It’s specifically engineered for high reliability and low maintenance, which is essential in regions with challenging climates.
The delivery to ELECTROVAL showcases NPC Electric’s ongoing dedication to supporting infrastructure projects in the Caribbean. The transformer’s advanced design ensures safe power distribution, providing stable energy for operations in critical industrial applications.
With rigorous quality control, expert engineering support, and efficient logistics, NPC Electric continues to expand its presence in the Caribbean, delivering reliable electrical equipment tailored to meet the region’s energy needs.
In conclusion, this successful supply of the 150kVA dry-type transformer reflects NPC Electric’s role as a leading provider of power solutions, ensuring high-quality and efficient electrical systems for key infrastructure projects throughout the Caribbea
Related Articles
Related Products
Aluminum Concentric Service Cable - 600/1000V AA8000 XLPE LV Cable
The Aluminum Concentric Service Cable is a reliable low-voltage cable designed for efficient house service connections and secondary distribution. It features compact stranded AA8000 series aluminum alloy phase conductors, XLPE insulation, and a concentrically stranded aluminum alloy neutral layer, all protected by a durable black polyethylene sheath. The concentric design provides balanced electrical performance and mechanical strength while maintaining excellent flexibility for easy installation. With superior corrosion resistance and cost-effectiveness compared to copper cables, this cable is perfect for both aerial and underground applications. Rated 600/1000V, the Aluminum Concentric Service Cable meets international standards and undergoes rigorous quality testing from raw materials to finished product, ensuring consistent conductivity, long service life, and reliable performance in residential and light commercial networks.
BUTTE AAAC Conductor Cable
BUTTE AAAC (All Aluminum Alloy Conductor) cables comply with ASTM B399 standards and offer high strength, good conductivity, and corrosion resistance. Named "Butte" for its 400 mm² nominal area with 37-strand configuration, it offers superior conductivity (53% IACS) and tensile strength (295 MPa min) compared to ACSR. Made from heat-treated aluminum-magnesium-silicon alloy (6201-T81), this cable provides excellent corrosion resistance, low weight, and reduced sag for longer spans. Compliant with ASTM B398, B399, IEC 61089, and BS EN 50182 standards, it supports voltages up to 33kV with ampacity up to 800A at 75°C. The homogeneous alloy construction eliminates bimetallic corrosion and ensures uniform mechanical properties. The Butte AAAC Conductor Cable minimizes line losses, withstands harsh weather, and requires minimal maintenance. Ideal for rural electrification, urban upgrades, and renewable energy integrations, it delivers reliable, cost-effective power in overhead lines worldwide, outperforming traditional conductors in corrosive or coastal environments.
220kV 3-Phase Oil-Immersed Power Transformer – Reliable & Efficient
The 220kV 3-Phase Oil-Immersed Power Transformer is designed for high-capacity transmission and substation systems that demand long-term reliability and superior electrical efficiency. Built for modern power grids, it enables stable voltage transformation while minimizing operational losses over extended transmission distances. The oil-immersed insulation system provides excellent dielectric strength and efficient heat dissipation, supporting continuous operation under heavy electrical loads. Advanced core and winding design reduces noise and energy loss while improving voltage regulation accuracy. The robust mechanical structure enhances resistance to thermal stress and short-circuit forces, ensuring dependable performance in demanding grid environments. This transformer is ideal for utility substations, regional grid interconnections, and critical power infrastructure requiring efficient, safe, and stable high-voltage power delivery.
3/0 Flustra Aluminum Conductor Triplex Overhead Service Drop Cable
The 3/0 Flustra Triplex Aluminum Overhead Service Drop Cable is a highly durable, weather-resistant cable designed for power distribution from utility poles to residential or light commercial buildings. This triplex cable includes two phase conductors and one bare neutral messenger, typically made of AAAC (All-Aluminum Alloy Conductor), providing both support and a current return path. With a voltage rating of 600V phase-to-phase and XLPE (Cross-Linked Polyethylene) insulation, this cable is built for high performance and reliability in aerial applications. The cable structure consists of two insulated aluminum phase conductors helically wrapped around a bare aluminum neutral messenger, providing stable electrical transmission and strong mechanical support. Manufactured using high-purity aluminum and weather-resistant insulation compounds, the 3/0 Flustra Aluminum Conductor Triplex Overhead Service Drop Cable delivers low electrical resistance, excellent corrosion resistance, and long-term durability in outdoor environments. Its optimized conductor design supports efficient installation while maintaining the tensile strength required for aerial service applications.
XLPE-HDPE Tree Cable Aluminum 25kV 1x50m㎡
The XLPE-HDPE Tree Cable Aluminum 25kV 1x50mm² is engineered for superior performance in medium-voltage overhead distribution networks, delivering exceptional reliability and long-term durability. Designed for challenging environments such as forested regions and urban areas, this cable ensures consistent power supply while minimizing maintenance and unplanned outages. Constructed with high-conductivity aluminum alloy 1350 wires, the cable features a round compacted conductor with class 2 stranding, achieving a minimum conductivity of 61% IACS and tensile strength of at least 130 MPa. Optional conductor shielding with an extruded semiconductor thermosetting compound is available for enhanced performance in 15kV and 25kV applications. The inner insulation is made from cross-linked polyethylene (XLPE), supporting continuous conductor operation at 90°C, and meeting ICEA S-121-733 physical standards. The robust outer cover is composed of high-density polyethylene (HDPE), offering outstanding resistance against weathering, UV radiation, mechanical abrasion, and electrical sparking up to 2.75kV. Standard cables come in gray with sequential metering markings in accordance with ASTM B230, while blue cables are recommended for harsher conditions requiring spark resistance above 5kV.
Instrumentation Cables—XLPE Insulated, Overall Screened, Wire Armoured PVC Sheathed Cables(CU/XLPE/OSCR/SWA/PVC)
Engineered for thermal resilience and electromagnetic shielding, the Instrumentation Cables—XLPE Insulated, Overall Screened, Wire Armoured PVC Sheathed Cables (CU/XLPE/OSCR/SWA/PVC) excel in high-temperature environments. Stranded copper conductors ensure low resistance and flexibility, with XLPE insulation providing 90°C continuous rating and 250°C short-circuit tolerance. Overall screening via aluminum/polyester tape and drain wire mitigates EMI/RFI, preserving signal quality. SWA armour protects against mechanical damage, while PVC sheath adds flame resistance and waterproofing. Meeting BS EN 50288-7 and BS EN 50288-1 standards, these multi-pair cables transmit analogue/digital signals with low capacitance in demanding circuits. Suitable for ducts, trays, direct burial, or outdoor exposures, they boost system integrity and reduce interruptions in heat-intensive areas. With enhanced dielectric properties and attenuation control, this CU/XLPE/OSCR/SWA/PVC offers dependable, maintenance-reducing solutions for professionals in petrochemical, power, and industrial sectors.
6 Pekingese Aluminum Conductor Duplex Overhead Service Drop Cable
The 6 Pekingese Aluminum Conductor Duplex Overhead Service Drop Cable is designed for safe and efficient secondary overhead power distribution from utility lines to residential and light commercial service entrances. The duplex configuration consists of two concentrically stranded aluminum conductors, typically serving as a phase conductor and a neutral messenger, providing reliable electrical transmission and mechanical support. The No. 6 Pekingese conductor size is well suited for short-span service drop installations, offering stable current-carrying capacity with controlled sag and adequate tensile strength. Aluminum construction ensures lightweight handling, excellent corrosion resistance, and simplified installation in outdoor environments. Manufactured in accordance with ASTM standards and utility specifications, the 6 Pekingese Aluminum Conductor Duplex Overhead Service Drop Cable delivers uniform stranding, consistent conductivity, and dependable long-term performance. It is widely selected by utilities and contractors seeking a cost-effective, durable solution for overhead service drop applications.
XLPE-HDPE Tree Cable Aluminum 25kV 1x120mm²
The XLPE-HDPE Tree Cable Aluminum 25kV 1x120mm² is designed for medium-voltage overhead distribution systems requiring very high current capacity. Perfect for long-distance transmission lines in rural, coastal, or high-load industrial areas, this cable combines superior durability, environmental resistance, and reliable electrical performance to ensure stable power delivery with minimal energy loss and maintenance. The inner insulation uses cross-linked polyethylene (XLPE), rated for continuous conductor operation at 90°C, fully compliant with ICEA S-121-733 standards. The robust outer jacket is made from high-density polyethylene (HDPE), providing excellent resistance to weathering, ultraviolet radiation, mechanical abrasion, and electrical sparking up to 2.75kV. Standard gray cables feature ASTM B230 markings and sequential metering, while blue cables with spark resistance over 5kV are recommended for harsher environmental conditions. With its ultra high current capacity, robust construction, and environmental resilience, the XLPE-HDPE 25kV tree cable 1x120mm² delivers reliable, long-term power distribution for demanding overhead network applications, ensuring efficiency, safety, and minimal maintenance.
Type 209 Flexible Copper Screened Mining Cable
The Type 209 Flexible Copper Screened Mining Cable is a medium-voltage rubber-insulated cable designed for heavy-duty mining operations. It features tinned annealed copper conductors, EPR insulation, and a flexible copper wire/polyamide braid screen for superior electrical shielding. The extra heavy-duty PCP sheath provides oil resistance, flame retardancy, and high mechanical strength, making it ideal for trailing, feeder, and drilling applications in mining. Available in 1.1kV, 3.3kV, 6.6kV, and 11kV ratings, this cable complies with AS/NZS 2802 and ensures long service life under extreme conditions.
1250kVA Oil Immersed Transformer
NPC ELECTRIC's 1250kVA oil-immersed transformer adopts advanced design and manufacturing technology and complies with international power equipment standards (such as IEC, ANSI, IEEE, etc.). Its high-quality materials and strict quality control ensure the long-term reliability and safety of the equipment. The transformer has high efficiency and stable power transmission performance and is widely used in industrial, commercial, and power systems. With low operating noise and reliable voltage regulation, the transformer is well suited for industrial facilities, commercial complexes, and utility distribution networks.
400kVA Dry Type Transformer
The NPC ELECTRIC 400kVA Dry Type Transformer is engineered for efficient and reliable power distribution in industrial, commercial, and utility applications. With a compact, fire-safe design, it operates without the need for oil or other cooling fluids, making it ideal for environments with strict safety and environmental standards. Designed to withstand heavy loads, it is the perfect solution for demanding electrical requirements, providing a sustainable and cost-effective option for modern electrical systems.
5000kVA Dry Type Transformer
The NPC ELECTRIC 5000kVA Dry Type Transformer is a high-capacity, reliable power solution designed for large-scale industrial and commercial operations. With a robust 5000kVA rating, it features advanced dry-type insulation technology for enhanced safety, low maintenance, and long-lasting performance. Engineered for demanding environments, this transformer ensures stable, efficient, and quiet operation while minimizing environmental impact. It achieves efficiencies around 99.48% at 35% load per DOE 2029 levels for three-phase low-voltage dry-type at 5000 kVA (aligned/interpolated from published tables showing progressive gains and 20% loss reduction from prior baselines), accommodates high harmonics, overloads, and ensures long-term reliability with reduced environmental footprint and operational expenses.
33kV Single Phase Pole Mounted Transformer
Designed for medium-voltage overhead systems, the 33kV single phase pole mounted transformer efficiently steps down primary voltages of 33kV (or 34.5kV variants) to secondary levels such as 230V, 240V, or 415V, serving substantial single-phase loads in extended networks. Constructed with advanced grain-oriented silicon steel cores and precision windings, it achieves minimal no-load and load losses while fully complying with IEC 60076 and IEEE C57 requirements. The oil-immersed tank with ONAN cooling maintains a 65°C temperature rise, supporting reliable performance during peak demands and harsh weather exposure. High insulation levels, including 150-200kV BIL on the HV side, combined with pressure relief valves, HV bushings with arcing horns, and optional surge arresters, provide exceptional protection against lightning and overvoltages. This transformer offers quiet operation, strong overload capacity, and extended service life, making it essential for utilities optimizing power access in remote or growing areas.
NA2XSH Medium Voltage Power Cable(6/10kV, 12/20kV, 18/30kV)
The NA2XSH is a low-smoke halogen-free (LSZH), medium-voltage aluminum conductor cable with excellent flame-retardant properties and meets the design requirements of the IEC 60502-2 standard. Featuring stranded aluminium conductors, cross-linked polyethylene (XLPE) insulation, copper tape or wire screen, and low smoke zero halogen (LSZH) outer sheath, it complies with IEC 60502-2 and fire safety standards. In fire conditions, the LSZH sheath produces minimal smoke and no toxic halogen gases, enhancing safety in populated areas. Aluminium construction reduces weight and costs while maintaining good current capacity. With low dielectric losses, excellent partial discharge resistance, and high thermal stability, it ensures efficient, long-term performance. Suitable for direct burial, ducts, or indoor use, the NA2XSH Medium Voltage Power Cable is ideal for utilities, hospitals, schools, tunnels, and infrastructure projects requiring economical, environmentally friendly medium voltage cabling with superior fire protection and reliability worldwide.
Earthing Transformer
The Earthing Transformer (also known as Grounding Transformer or Neutral Grounding Transformer) is a specialized auxiliary transformer used in three-phase power systems to provide a neutral grounding point and a low-impedance path for zero-sequence currents during ground faults. It is essential in ungrounded delta or ungrounded wye systems (common in industrial, utility, and renewable energy applications) where no natural neutral exists, enabling safe fault current flow to ground, stabilizing voltages, limiting overvoltages on unfaulted phases, and supporting protective relaying. Typical features include three-phase construction, rated voltage matching system line-to-line (e.g., 11kV, 33kV, 35kV, up to 220kV+), short-time rating for fault current (e.g., 10–30 seconds at 100–1000A or more), neutral bushing for grounding connection.Welcome your inquiry
Honesty, Integrity, Frugality, Activeness and Passion