Detailed Product Description

*AUX Oil-immersed transformers are
available with specification as follows.
Rated Voltage
HV coil: Up to 35KV
LV coil: As per requested
*AUX Oil-immersed transformers with
multiple high voltage connections can also
be supplied.
Tap Range:
Standard: 2.5%, 5%
Other ratings are available by arrangement.
Power Capacity
Single phase. 20 - 5000 KVA
Three phase: 50 - 63000 KVA
Frequency: 50Hz, 60Hz
Typical % impedance voltage: 4-8%
Connections:
HV coil: Delta

* Other connections are available to meet
requirements.
Temperature ratings:
(According to IEC Standard)
HV coil: Class A
LV coil: Class A
Max. ambient temperature: 40
Temperature rise limitation: 65K
Tolerance
(According to IEC Standard)
Total losses: +10%
Component losses: +15%
(No-load and load losses)
No-load current: +30%
Impedance voltage: 10%
(At rated current)
Voltage ratio: 0.5% or 1/10 of measured
impedance voltage at rated current.
LV coil: Wye with neutral point