Ratings
From 25kVA up to 3150 kVA (higher ratings available upon request)
Type of Core
CRGO (Cold Rolled Grain Oriented Steel), Amorphous Core (As per customer specification)
Number of Phases
Three Phase, as per requirement of client
Primary Voltage
Up to 33,000 V
Secondary Voltage
433 V (Other voltage available upon request)
Winding Material/Conductor
Copper or Aluminium (As per customer specification)
Cooling
ONAN, ONAF, KNAN (As per customer specification)
Insulating Fluid
Mineral Oil / Ester Oil (As per specification)
Installation Type
Indoor/Outdoor
Colour
As per customer specification
Cooling Arrangement
Corrugation or Pressed Steel Radiators (As per customer specification)
Other Optional Fittings
Available upon request
Safety Devices
Available upon request
Type of Tap Switch
Off-Circuit and ON-load Tap Changer (As per customer’s specification)
CSP Feature (Completely Self Protected)
Available upon request
Vector Group
Dyn-II or as specified
Tap Range
+5% to -10% in steps of 2.5% (Other tapping options available upon request)
Hermetically Sealed Type
With gas cushion/fully filled or conventional type (with conservator)
Max Ambient Temperature Rise
As per customer’s specification
Top Oil Temperature Rise
As per customer’s specification
Average Winding Temperature Rise
As per customer’s specification
Insulation Level
≤ 12 kV, ≤ 24 kV, ≤ 36 kV
Applicable Standards
IEC, ANSI, BS, IS, SABS, IS, REC, CBIP, IEC, ANSI, JIS, BS etc
On Load Tap Changer
With RTCC & AVR (Available upon request)