Transfopower designs a complete range of oil filled three phase pad mounted with kiosk transformers, for outdoor ground installation used in underground electrification systems for residential and commercial use. These high quality transformers are available in a wide variety of ratings and accessory combinations. Range from 200KVA upto 1250KVA or according to customer requirement.
We utilize high grade materials, state of the art technology in our design and manufacturing, supported by our ISO-9001certified processes and quality assurance programs, to provide you with reliable and cost effective transformer products customized to your system requirements.
• Meets or exceeds current IEC, WAPDA, K-Electric 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
• 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
• 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
All transformers are tested in strict accordance with WAPDA P10 standard following from IEC, with test reports available by serial number
• Leak test
• Polarity and Phase relation
• Resistance
• No-load losses and impedance
• Exciting current
• Induced voltage
• Ratio test
• Power frequency
• Megger test