• Meets or exceeds current PEPCO or any other standards required by customer
• 50 Hz operation
• 50°C average winding rise
• Radial and loop feed arrangements
• MV BIL 95 KV
• LV BIL 2.5 KV
• Transformer tank rigidly welded
• Permanent rating and single line diagram plate
• Drain valve and sampler
• Oil level gauge
• Oil filling plug
• Side mounted MV and LV porcelain bushings
• Tin plated brass terminals for connection to copper
• Tank ground provision/ through earthing terminal
• Engraved nameplate (rating and diagram)
• Insulating oil as per IEC60296 standard
• KVA rating on transformer
• High-voltage taps with external top cover mounted tap changer

Medium Voltage Compartment

• Mild Steel (MS) partition
• High-voltage door that can be opened only after the low-voltage door is opened
• Danger plate
• HRC fuses
• Fuse puller stick
• Switch stick
• Load interruptor switch 200Amp
• Glands for HT cable

Low Voltage Compartment

• Mild Steel (MS) partition
• Incoming/outgoing MCC breakers
• Three point latching of low-voltage door
• Earthing connectors
• Glands for LT cable
• Connectors for outgoing breaker
• TOD meter with CTs (100KVA and 200KVA)

• 60 Hz
• High fire point fluid, such as silicone, hydrocarbon or vegetable fluids
• TOD meter
• Inspection hole
• Automatic pressure relief valve
• Conservator Tank with silicagel breather
• Oil/winding temperature indicator with/without contacts
• 55° and 55°/65° C average winding rise
• Magnetic oil level guage with/without contacts
• Buchholz relay
• Phase indication lights
• LV voltmeter and ampere meter
• Stencils and labels according to customer requirements
• Over voltage under voltage relay
• Single phase breaker
• Overload current relay

• Leak test
• Polarity and Phase relation
• Resistance
• No-load losses and impedance
• Exciting current
• Induced voltage
• Ratio test
• Power frequency
• Megger test

All transformers are tested in strict accordance with PEPCO standard.