DRY TYPE TRANSFORMERS

Transformer type : Cast resin dry type transformer

Network : Type AC

Type of Installation : Indoor and Outdoor? Indoor

Power Rating : 315kVA to 30MVA

Rated Frequency : 50Hz

Rated Primary Voltage : 10kv to 69kV

Secondary voltage (at no load) : No load 433V or 720V

Vector group : Dyn11 (other vector groups are possible please contact us)

HV tappings (off circuit) : +/- 2 x 2.5%

Standards : IEC 60076

Type of Installation : Indoor and Outdoor

Maximum Altitude : < 1000m

Cooling Mode : AN (Air Natural) or (AFAir Forced)

Winding Material : Aluminum or Copper

Degree of Protection : Can offer up to IP54 maximum

Mounting : Fixed

Key features:

Low loss, low noise, low partial discharge, high reliability
Powerful anti-short circuit capability, high anti-lightning impulse capability
HV coil is vacuum cast with epoxy resin with pressure
Flameproof and no blast, no pollution, no venomous gas
High damp-proof, safe operation in 100% relative humidity and other harsh environment, no de-moisturing needed
High heat resistant
High over-load capability, running at 110% rated load, and 150% rated load at AF
Performance conforms to high industry and international standards (IEC)
The core is manufactured from cold-rolled grain oriented (CRGO) silicon steel
LV winding is manufactured with high quality foil conductor or copper wire and the ampere-turn is balanceable
HV winding is manufactured with high quality copper wire and excellent design structure