Description
Overview
Volta Transformers manufactures liquid-filled, three-phase pad-mounted transformers designed for underground power distribution. Installed outdoors on concrete pads, these units serve commercial, industrial and institutional loads. Their secure, weather-resistant enclosures protect critical electrical components while supporting dependable underground power transmission.
Technical Profile
| Parameter |
Details |
| Capacity |
100 kVA to 5000 kVA |
| Voltage class |
12.47 kV, 13.2 kV, 13.8 kV and 34.5 kV |
| Low-voltage class |
380 V, 400 V, 415 V, 433 V, 440 V, 600 V and 690 V |
| Cooling |
ONAN |
| Construction |
Liquid-filled, three-phase, outdoor pad-mounted design |
| Customization |
Custom voltage classes available according to requirements |
Note: Final ratings and construction must be confirmed against the project specification and manufacturer quotation.
Key Features
Safety devices: Protective provisions include Buchholz relay, pressure-relief devices and temperature sensors.
Tamper-resistant construction: A secure design and fault-protection systems support user safety and uninterrupted performance.
Flexible ratings: Multiple capacities and voltage classes are available for different commercial and industrial requirements.
Quality windings: Copper or aluminium winding options support durable and efficient operation.
Thermal performance: The product page describes oil-immersed or air-cooled design options for heat dissipation; the stated offered range lists ONAN cooling.
Outdoor durability: Corrosion-resistant enclosures are designed to withstand demanding environmental conditions.
Available Configurations
- Copper or aluminium winding selection
- Capacity selection from 100 kVA to 5000 kVA
- Listed primary and low-voltage classes, with customised classes available
- Outdoor concrete-pad installation for underground distribution networks
Applications
Commercial facilities: Outdoor power distribution for commercial loads.
Industrial sites: Underground distribution for industrial power requirements.
Institutions: Secure outdoor supply for institutional campuses and facilities.
Underground networks: Weather-resistant transformer placement within modern underground distribution systems.
Description
Choose a pad-mounted transformer for a secure, space-conscious outdoor distribution solution. The liquid-filled, three-phase design is intended for underground power networks and is installed on a concrete pad inside a tamper-resistant enclosure. Volta lists ratings from 100 kVA to 5000 kVA, voltage classes up to 34.5 kV and ONAN cooling. Copper or aluminium windings and customised voltage classes can be considered according to project requirements. Protective devices and a corrosion-resistant enclosure help support safe, reliable service across commercial, industrial and institutional installations.
Buyer Information Required
- Required capacity in kVA
- Primary and secondary voltage
- Frequency and phase
- Preferred winding material
- Site altitude and ambient conditions
- Applicable standard and efficiency requirement
- Protection and metering accessories
- Cable-entry and termination arrangement
- Required enclosure and finish
- Quantity, delivery location and commissioning scope
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