Padmount Transformers
Three Phase Oil Filled Padmount Solutions
Capabilities
The safety and security of tamper-proof padmount transformers make them the ideal choice for installations which may be accessible by the public, or any situation where underground cabling is preferred.
Product Details
Rucker tamper-proof, compartmentalized, liquid-filled, pad-mounted (or padmount for short) transformers are all-in-one units designed, built, and tested in accordance with the highest industry standards and can be customized with over-current protection, and sectionalized switching to give you maximum control over your distribution system.
Product Scope
- 30 kVA – 10,000 kVA
- Up to 35,000v
Standard specs
- Type II non-PCB mineral oil (ONAN)
- High-grade silicon-steel core
- Aluminum windings
- Pad-lockable door handle
- No-load tap changer
- Impedance 5.75 % (±7.5%)
- Reinforced carbon steel tank
- Lifting lugs
- Externally clamped high- and low-voltage bushings
- Pressure relief valve
- Pressure vacuum gauge
- Liquid temp gauge
- Liquid level gauge
- Drain and sample valve
- Schrader valve
- Ground pads/lugs
- Nitrogen blanket
- 65 degree C rise
Optional Features
- Environmentally friendly, high fire-point FR3 oil (KNAN)
- Copper windings
- Key interlock provisions
- Stainless steel tank
- Gauges with contacts
- Externally accessible drain and sample valve
- External gauge package
- Lid-mounted pressure relief device
- Sudden pressure relay
- Lightning arresters
- Viewing windows in cabinet
- 55/65 degree C rise
- Step-up solar and wind duty design
- Electrostatic shielding
- K-rated design
