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1600kva Wdg.

The document provides detailed specifications for a 1600 KVA transformer designed for NEA, including core dimensions, losses, impedance, and winding data. It outlines the winding characteristics for both low voltage and high voltage, including conductor sizes, insulation, and resistance values. Additionally, it includes information on the tap switch and winding configuration.

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manvikkhatri2010
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32 views1 page

1600kva Wdg.

The document provides detailed specifications for a 1600 KVA transformer designed for NEA, including core dimensions, losses, impedance, and winding data. It outlines the winding characteristics for both low voltage and high voltage, including conductor sizes, insulation, and resistance values. Additionally, it includes information on the tap switch and winding configuration.

Uploaded by

manvikkhatri2010
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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WINDING CHART

KVA 1600
CUSTOMER NEA
1600KVA,11000/400V TRANSFORMER GUARANTEED EXPECTED
CORE DIA :- 261 mm. NO LOAD LOSS 2000 W 1970 WATT
CENTER LEG :- 462.5 mm. LOAD LOSS 17000W 16500WATT
WINDOW HT :- 540 mm. IMPEDANCE % 6.25%+/- TOL. 5.90%

TAP SWITCH :- OLTC TAPPING RANGE :- +5% to - 15 % in Steps of 1.25% (16 STEP/17 POSITION)
SL. PARTICULARS DESIGN DATA
1 WINDING L.V.WINDING H.V.WINDING
2 TOTAL TURNS PER PHASE 13 650
3 BARE CONDUCTOR SIZE CU 12X4 6X2.85
4 INSULATION COVERING 0.40 DPC 0.40DPC
5 COVERED CONDUCTOR SIZE CU 12.4X4.4 6.4X3.25
6 CONDUCTOR PLACEMENT 5 W X3 D Single Wire
7 WINDING DIRECTION L→R L→R
8 TYPE OF WINDING Layer Wound LAYER WOUND
9 NO. OF COIL PER TRANSFORMER 3 3
10 NO. OF COIL PER PHASE 1 1
11 TURNS PER COILS PER PHASE 13 650
NO. OF LAYER 2 (1 to 6LAYER ) (7TO 8 LAYER) (9 TO 10LAYER)
TURNS PER LAYER 6.5 66 65 62
INTER LAYER INSULATION 4.0MM PB DUCT 1-5&6-8(3x5MIL), 5-6&8-9(4mmPBD)
TRANSPOSITION ONE CONDUCTOR AT CENTER 9-10-10MILX3
WINDING LENGTH 482 430 424 408
AXIAL LENGTH 498 462
END STRIP 8/70 16+16 19+19 27+27
18 INTERNAL DIAMETER OF COIL 273 360
19 EXTERNAL DIAMETER OF COIL 336 448
20 CLEARANCE BETWEEN COIL -- ---
21 COND.WEIGHT WITH INSULATION IN Kg. 265 kg 382Kg
22 CONDUCTOR LENGTH MTRS 41 MTRX15REEL ----
23 (F)650 T---642---634---626---619---611--603---595---588---580---572---564---557---549--541---533---526 BREAK526----0T(START)
24 END CLEARANCE see assembly details see assembly details
25 NO. OF SPACERS / CIRCLE 10 10
26 RESISTANCE PER PHASE AT 75 DEG. C 0.0004 OHM 1.0OHM
27 I2R AT 75 DEG. C 6400 WATT 7052WATT

CHECKED BY APPROVED BY

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