Standard Dimension

The specification mentioned below cover core type, oil immersed, natural self cooled distribution transformers suitable for both outdoor and indoor installation.

Temperature Rise
(Above Ambient Temperature)
Top Oil 50 C
Windings 55 C
POWER
KVA
PHASE VOLTAGE
SYSTEM
LENGHT
(mm)
WIDTH
(mm)
HEIGHT
(mm)
OIL
(ltrs)
WEIGHT
(kgs)
NO LOAD
LOSS
(WATTS)
LOAD
LOSS
75 C
%
IMPE-
DANCE
15 1-Phase 11000-230 540 390 970 65 160 62 300 4
25 3-Phase 11000-400 1050 650 1040 80 450 75 460 4
50 3-Phase 11000-400 1090 700 1050 120 550 120 750 4
75 3-Phase 11000-400 1100 710 1050 125 630 170 1000 4
100 3-Phase 11000-400 1140 740 1140 200 845 220 1210 4
125 3-Phase 11000-400 1150 750 1150 220 940 255 1430 4
150 3-Phase 11000-400 1220 780 1270 250 1105 295 1675 4
200 3-Phase 11000-400 1290 850 1390 330 1335 365 2100 4
250 3-Phase 11000-400 1350 880 1410 350 1415 455 2550 4
300 3-Phase 11000-400 1380 890 1440 400 1610 550 3000 4
400 3-Phase 11000-400 1430 935 1525 450 1920 745 4025 4
500 3-Phase 11000-400 1460 940 1560 530 2200 960 5150 4
630 3-Phase 11000-400 1550 970 1610 650 2550 1200 6800 4
800 3-Phase 11000-400 1940 1005 1710 825 3000 1300 11000 5
1000 3-Phase 11000-400 2010 1030 1760 1150 3650 1500 13000 5
1250 3-Phase 11000-400 2240 1300 2070 1270 4080 1600 14500 5
1600 3-Phase 11000-400 2340 1320 2200 1380 4730 2000 17000 6
2000 3-Phase 11000-400 3040 2080 2320 1450 5800 2600 20000 6
**Values of Dimensions, Weights and Volumes are approximate
Given loss values are on the basis of current loss values provided by Nepal Electricity Authority

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