Pad Mounted Live Front Three Phase Distribution Transformer

Ratings

Standard Features
• Meets or exceeds current IEEE, NEMA, RUS, and DOE standards as applicable
• Full compliance with ANSI C57.12.28 enclosure integrity standards
• Externally clamped porcelain high-voltage bushings with eyebolt connectors
• Externally clamped low-voltage bushings with threaded stud for full-load current  through 1400 Amps, or externally clamped one-piece NEMA spade bushings
  for full-load current above 1400 Amps
• Removable neutral ground strap in low-voltage compartment
  (for wye connected low-voltage ratings only)
• Removable high-voltage/low-voltage neutral link, internally mounted
  and accessible through tamper-resistant hand hole (Wye-Wye units only)
• Lifting provisions
• Jacking/rolling provisions
• Removable terminal compartment and bottom sill and removable doors
  with stainless steel hinges
• Bolted hand hole on oil compartment top with tamper-resistant security cover
• Three-point door latching system with recessed interlocking
  pentahead security bolt and padlock provision
• Tank ground provisions
• Mild steel tank and terminal compartment construction
• Mild steel high-voltage/low-voltage compartment barrier
• Domed top surfaces on tank and terminal compartment to prevent water retention
• Recessed tank compartment bottom
• Electrostatically applied powder paint finish with olive-green polyurethane
  top coat (Munsell 7GY 3.29/1.5) provides excellent resistance to chipping, fading,
  abrasion, and corrosion
• Oil fill/oil level plug
• Automatic pressure relief device mounted in terminal compartment
• Oil drain valve with sampling device
• Electrical grade mineral oil insulation fluid with oxidation inhibitor
• Laser engraved anodized aluminum nameplate
• Decal bushing designations
 
Optional Features
• Loadbreak high-voltage bushing inserts or externally clamped integral
  (one piece) high voltage bushings for dead-front applications
• Low-voltage connectors, including various screw-on or slip-on types
• Insulated interphase barriers
• Lightning arrester mounting provisions
• Externally operable nonloadbreak high-voltage tap switch with one of the
  following tap ranges: four 2.5% taps above normal;
  or four 2.5% taps below normal;
  or two 2.5% taps above and two 2.5% taps below normal;
  or taps at 13800/13200/12870/ 12540 for transformers with a
  nominal highvoltage rating of 14400 (may not be available in combination
  with dual high-voltage switch)
• Externally operable dual high-voltage switch (may not be available
  in combination with highvoltage tap switch)
• Fault indicators or fault indicator mounting provisions only
• Internal expulsion fuses, alone or in combination with internal
  backup current limiting fuses
• Draw-out expulsion fuses with isolation links, alone or in combination
  with internal backup current limiting fuses
• Draw-out full-range current limiting fuses in dry-well canisters;
  with or without interlocking loadbreak switch
• Internal full-range current limiting fuses
• Arc Strangler® fused disconnect switches
• MOV surge arresters, including under-oil or panel-mounted types
• Drip shields for use with draw-out expulsion fuses
• Externally operable two-position or four-position high-voltage loadbreak switch
• Internal low-voltage circuit breaker with external operating handle,
  or external molded case low-voltage circuit breakers
• High capacity pressure relief device mounted on tank cover
• Drain valve with sampling device
• Total stainless steel or hybrid (mild steel/ stainless steel) construction
• Temporary access service provision (conduit hole)
• Hexhead security bolt (pentahead standard)
• External Watt-hour meter base with or without meter, or mounting provisions only
• External potential transformers
• External current transformers
• Tank ground connectors
• Cover mounted throat for bus duct connection
• Dial type temperature gauge
• Dial type liquid level gauge
• Dial type pressure/ vacuum gauge
• Cooling fans or fan mounting provisions only
• Amorphous Metal Core
• Seed-based vegetable oil insulation fluid
• Laser engraved stainless steel nameplate (aluminum standard)
• Custom stenciling or labeling
• NEMA safety labels
• Compliance with Canadian Standards Association (CSA) standards
  or other non-US standards