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        Contact us

        lmcon
        Liaocheng Xinda Transformer Co., Ltd
        Contact person: Dai Deyu
        Contact 0635-8252177 8252188
        Mobile phone: 13806350610 13306350610
        The true: 0635-8252188
        Mail editor: 252000
        Web site: http//www.warrenlane.com
        Email: xindakf@126.com
        Address: Weiyu North Road Industrial Community, Liaocheng City, Shandong Province

        Offers

        Home > Offers (RSS)
        250KVA TRANSFORMER Data Sheet
        Time:2012定08埖25晩 Source:http://www.warrenlane.comAuthor:http://www.warrenlane.com
         
        Data Sheet Ref. : MV TRANSFORMER MV/LV
        250 KVA (20/11/0.41)
         
        Nos Description Units Required
               
          Manufacturer    
        A Electrical Characteristics    
        1 Rated Capacity at 20KV KVA 250
        1.1 Firm capacity at 11KV KVA 250
        2 Type   Pole or Ground Mounted
        3 Primary rated voltage KV 20/11
        4 Secondary rated voltage V 410 or 205
        5 Tapping range (on primary windings) %  
          ,         20KV   (+/- 2x2.5)
          ,         11KV   (+/- 2x3.5)
        6 Principal tapping at KV 19/19.5
        6.1 ,         20KV   20.5/21
        6.2 ,         11KV    
        7 Rated Frequency Hz 50
        8 Vector Group Symbol   Dyn11
        9 Impedance voltage at full rated power  % Un  
        9.1 ,         20KV   4
        9.2 ,         11KV   4
        10 No-load losses, at rated voltage and frequency W 410
              650 (max)
        11 Load losses  W  
        11.1 ,         20KV   2425
              3250 (max)
        11.2 ,         11KV   2425
              3250 (max)
        12 No-load current (Io/In) % 0.55
        13 Voltage Tests on HT Windings KV  
        13.1 -Induced AC withstand voltage test   40
        13.2 -At 50 HZ (typical)   50
        13.3 -Lightning impulse tests on HV windings   125
        14 Votage Tests on LV Windings KV  
        14.1 -At 50 HZ (typical)   8
        14.2 -Lightning impulse tests on HV windings   30
        15 Dielectric strength with low oil % 75
        16 Temperature rise (average) <K  
        16.1 -oil   55
        16.2 -winding   60
               
        B Other Characteristics    
        1 Noise Level (average) dB <62
        2 MV Bushings   CEI 137, DIN 42531
        2.1 Type    porcelaine
        2.2 Rated Current A 250
        2.3 Minimum creepage distance  mm 250
        3 LV Bushings   DIN 42530
        3.1 Type    porcelain
        3.2 Rated Current A 630
        3.3 Minimum creepage distance  mm/Kv >25
        4 Insulating Oil   Mineral Oil
               
              NYNAS or equivalent 
              Free from PCB
        5 Winding conductor material (all windings)   Cu or Al
        6 Completely filled Degree of Hermeticity    yes
          total    yes
        7 total Weight Kg ~1218
        8 Weight of insulation oil Kg ~241
        9 Overall dimensions  cm  
        9.1 height   <160
        9.2 Length   <93
        9.3 width   <150
        10 Tap Changer at MV side   yes
        11 DGPT2   no
        12 Identification of terminals   yes
        13 Filling and Emptying Hole   yes
        14 Earthing   yes
        15 Wheels   yes
        16 Corrosion protection   yes
        17 Name plate   French / English
               
               
        Data Sheet Ref. : MV TRANSFORMER MV/LV
        250 KVA (20/15/0.41)
         
        Nos Description Units Required
               
          Manufacturer    
        A Electrical Characteristics    
        1 Rated Capacity at 20KV KVA 250
        1.1 Firm capacity at 11KV KVA 250
        2 Type   Pole or Ground Mounted
        3 Primary rated voltage KV 20/15
        4 Secondary rated voltage V 410 or 205
        5 Tapping range (on primary windings) %  
          ,         20KV   (+/- 2x2.5)
          ,         15KV   (+/- 2x3.5)
        6 Principal tapping at KV 19/19.5
        6.1 ,         20KV   20.5/21
        6.2 ,         15KV   14/14.5/15.5/16 
        7 Rated Frequency Hz 50
        8 Vector Group Symbol   Dyn11
        9 Impedance voltage at full rated power  % Un  
        9.1 ,         20KV   4
        9.2 ,         15KV   4
        10 No-load losses, at rated voltage and frequency W 410
              650 (max)
        11 Load losses  W  
        11.1 ,         20KV   2425
              3250 (max)
        11.2 ,         15KV   2425
              3250 (max)
        12 No-load current (Io/In) % 0.55
        13 Voltage Tests on HT Windings KV  
        13.1 -Induced AC withstand voltage test   40
        13.2 -At 50 HZ (typical)   50
        13.3 -Lightning impulse tests on HV windings   125
        14 Votage Tests on LV Windings KV  
        14.1 -At 50 HZ (typical)   8
        14.2 -Lightning impulse tests on HV windings   30
        15 Dielectric strength with low oil % 75
        16 Temperature rise (average) <K  
        16.1 -oil   55
        16.2 -winding   60
               
        B Other Characteristics    
        1 Noise Level (average) dB <62
        2 MV Bushings   CEI 137, DIN 42531
        2.1 Type    porcelaine
        2.2 Rated Current A 250
        2.3 Minimum creepage distance  mm 250
        3 LV Bushings   DIN 42530
        3.1 Type    porcelain
        3.2 Rated Current A 630
        3.3 Minimum creepage distance  mm/Kv >25
        4 Insulating Oil   Mineral Oil
               
              NYNAS or equivalent 
              Free from PCB
        5 Winding conductor material (all windings)   Cu or Al
        6 Completely filled Degree of Hermeticity    yes
          total    yes
        7 total Weight Kg ~1218
        8 Weight of insulation oil Kg ~241
        9 Overall dimensions  cm  
        9.1 height   <160
        9.2 Length   <93
        9.3 width   <150
        10 Tap Changer at MV side   yes
        11 DGPT2   no
        12 Identification of terminals   yes
        13 Filling and Emptying Hole   yes
        14 Earthing   yes
        15 Wheels   yes
        16 Corrosion protection   yes
        17 Name plate   French / English

        The relevant information

        Copyright: Xinda Transformer Co., Ltd. Contact: Dai Deyu
        Address: Shandong Province Liaocheng City Wei Yu North Road Industrial District for the record serial number: Lu ICP prepared no. 06035720 

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