sg transformer single/three phase Dry transformer

Isolation Transformer Description:

 Isolation Transformers

DG, SG series of single, three phase dry type transformer is our company for many years in high-quality materials and advanced process technology and production, with fire, moisture, safety and reliability, save energy and maintenance advantages of convenience, to look deep into the load center can be used subway, high-rise buildings, airports, railway stations, docks, tunnels, power transmission and distribution businesses and places. 
DG, SG series of single, three phase dry type transformers, mainly for the exchange of 50-60Hz, voltage not exceeding 1000V supply a variety of places, products of various input and output voltage, join groups, tap line group capacity allocation, can be designed according to user requirements and manufacturing.

Isolation Transformers Product performance & basic parameters 
1.Input Voltage:Rated voltage ± 10% 
2.Output Voltage : Rated voltage ± 5% (no load) 
3.Frequency :50-60Hz 
4.Efficiency :98% 
5.Waveform distortion: No additional waveform distortion 
7.Features : With input voltage output voltage and current directions, etc. 
8.Protection :With over-current protection, continuous work unattended 
9.Ambient temperature : -15 º C-± 40 º C 

10.Insulation resistance : ≥ 50M Euro 
11.Overload :Twice the rated current, 1 min 
13.Electric strength :Frequency sinusoidal voltage 2000V lasted 1 minute no breakdown and flashover 
14.Altitude :<5000M 
15.Relative Humidity :<90% 

Isolation Transformers
  Note: No serious impact place to install the transformer insulating gas vapors, chemical deposition, dust, dirt and other explosive and corrosive media.