1,000+ Electrical Transformers (7.2–34.5 kV, 25–3000 kVA) — UL Evaluated, Certificate of Compliance Available — In Stock & Ready to Ship from Houston, CA & Florida. Contact Us Today!  

500kVA Tier 2 Oil Filled Distribution Transformer

Additional information

Standards: BS EN 60076

Rated Power: 500kVA

Rated Frequency: 50 Hz

Rated High Voltage: 11kV

HV Tapping Range: +7½, -5 %

Tap Switch: Off circuit

Rated Low Voltage: 415V

Tap Steps: 5 x 2½ %

Rated Current: 695.60 A

Cooling Method: ONAN

Thermal Class: A (105°C)

Coolant: Mineral Oil

Insulation Level : Li75.Ac28 / Ac3

Vector Group: Dyn11

Core Material: Aluminium

Winding Material: CRGO

Temperature Rise, Oil/Wdg: 60 / 65°C

Load Loss @ 75°C: 3900 W

No Load Loss: 459 W

Impedance: 4.75%

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HV Cable Box
3 pole single gland air filled, shroud insulated, suitable
for a single multi core cable from below complete with a mild
steel gland plate. Compliant with BS EN 50336 and BS 2562.
(Excludes necessary glands, lugs and termination kit).
LV Cable Box
4 pole 4 gland air insulated, suitable for single core cables
from below, complete with mono block bushing, non-magnetic
gland plate. Compliant with BS EN 50336 and BS 2562.
(Excludes necessary cables, glands and lugs).
Neutral Point
A fully rated neutral point provided as standard.

Contact Daelim Transformer for special requirements

Oil filler top plate
Oil level indicator
Main lifters
Breather Pipe
Thermometer pocket
Rating and diagram plate with CE and UKCA marks
Oil drain / sampling valve
Stainless steel earth lugs
Jacking points
1 x Desiccant breather
1 x Paint Brush
1 x Transformer routine test certificate
1 x Certificate of Conformity
1 x O&M manual
Daelim Transformer CE Certificate

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Daelim Belefic IEEE PES T&D 2026