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Products
220KV Oil-immersed Power Transformer
Through continuous improvement and alteration, 220KV Oil-immersed Power Transformer are with characteristics of low loss, low noise, low partial discharge, high short circuit withstand capacity, high impedance, and fully -enclosed structure. The series covers two-winding and three -Winding off-circuit tap changing power transformer, on- load tap changing transformer and tap-changing auto transformer.
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Product Description
1.Product Introduction
220KV Oil-immersed Power Transformer adopted the full folding plate tank structure of 110kV transformer, making its structure more rational, easier for site installation and inspection; combining our many-year design and manufacture experiences, the reliability and performance of the product have reached international advanced level.
2. Product Parameter (Specification)
S11 series 220kV Three-phase Two-winding Off-circuit Tap-changing Power Transformer
|
Rated Capacity |
Voltage and tap range |
Connection |
No-load loss (KW) |
Load loss (KW) |
No-load current (100%) |
Impedance (100%) |
|
|
HV KV |
LV KV |
||||||
|
31500 |
220 ±2x 2.5%
242 ±2x 2.5% |
6.3 6.6 10.5 11 |
YNd11 |
28 |
128.3 |
0.50 |
12~14 |
|
40000 |
32.8 |
149.2 |
0.50 |
||||
|
50000 |
39.2 |
179.6 |
0.45 |
||||
|
63000 |
46.4 |
209.0 |
0.45 |
||||
|
75000 |
10.5 11 13.8 |
53.6 |
237.5 |
0.40 |
|||
|
90000 |
61.6 |
273.6 |
0.35 |
||||
|
120000 |
75.2 |
327.8 |
0.35 |
||||
|
150000 |
11 13.8 15.75 18 20 |
89.6 |
384.8 |
0.30 |
|||
|
160000 |
93.6 |
403.8 |
0.29 |
||||
|
180000 |
102.4 |
436.1 |
0.26 |
||||
|
240000 |
128 |
538.7 |
0.22 |
||||
|
300000 |
15.75 18 20 |
151.2 |
641.3 |
0.18 |
|||
|
360000 |
173.6 |
735.3 |
0.18 |
||||
|
370000 |
176.8 |
750.5 |
0.18 |
||||
|
400000 |
187.2 |
795.2 |
0.15 |
||||
|
420000 |
193.6 |
824.6 |
0.15 |
||||
S11 Series 220kV Three-phase Three-winding Off-circuit Tap-changingPower Transformer
|
Rated Capacity |
Voltage and tap range |
Connection |
No-load loss (KW) |
Load loss (KW) |
No-load current (100%) |
Impedance |
|||
|
HV KV |
MV KV |
LV KV |
Step up |
Step down |
|||||
|
31500 |
220 ±2x 2.5%
242 ±2x 2.5% |
69 115 121 |
6.3 6.6 10.5 11 35 37 38.5 |
YNyn0d11 |
32 |
153.9 |
0.50 |
HV-MV 22~24
HV-LV 12~14
MV-LV 7~9 |
HV-LV 22~24
HV-MV 12~14
MV-LV 7~9 |
|
40000 |
38.4 |
179.6 |
0.43 |
||||||
|
50000 |
44.8 |
213.8 |
0.36 |
||||||
|
63000 |
52.8 |
248.0 |
0.36 |
||||||
|
90000 |
10.5 11 13.8 35 37 38.5 |
68.8 |
333.5 |
0.29 |
|||||
|
120000 |
84.8 |
410.4 |
0.29 |
||||||
|
150000 |
100 |
487.4 |
0.22 |
||||||
|
180000 |
11 13.8 15.7 35 37 38.5 |
113.6 |
555.8 |
0.22 |
|||||
|
24000 |
140.8 |
684.0 |
0.35 |
||||||
|
30000 |
166.4 |
807.5 |
0.30 |
||||||
S11 series 220kV Three-phase Three-winding Off-circuit Tap-changing Auto Transformer
|
Rated Capacity |
Voltage and tap range |
Connection |
Step up |
Step down |
Impedance |
|||||||
|
HV KV |
MV KV |
LV KV |
No-load loss (KW) |
Load loss (KW) |
No-load current (100%) |
No-load loss (KW) |
Load loss (KW) |
No-load current (100%) |
Step up |
Step down |
||
|
31500 |
220 ±2x 2.5%
242 ±2x 2.5% |
115 121 |
6.6 10.5 11 35 37 38.5 |
YNa0d11 |
20 |
111.2 |
0.57 |
22 |
99 |
0.30 |
HV-MV 12~14
HV-LV 8~12
MV-LV 14~18 |
HV-MV 8~10
HV-LV 28~34
MV-LV 18~24 |
|
40000 |
23.2 |
136.8 |
0.57 |
26 |
121 |
0.30 |
||||||
|
50000 |
27.2 |
161.5 |
0.50 |
30 |
144 |
0.23 |
||||||
|
63000 |
32 |
191.0 |
0.50 |
36 |
171 |
0.23 |
||||||
|
90000 |
10.5 11 13.8 15.75 18 35 37 38.5 |
40 |
262.2 |
0.43 |
46 |
234 |
0.16 |
|||||
|
120000 |
49.6 |
323.0 |
0.43 |
56 |
288 |
0.16 |
||||||
|
150000 |
58.4 |
384.8 |
0.36 |
66 |
342 |
0.13 |
||||||
|
180000 |
67.2 |
439.9 |
0.36 |
76 |
387 |
0.13 |
||||||
|
240000 |
79.2 |
565.3 |
0.33 |
89 |
504 |
0.05 |
||||||
S11 series 220kV Three-phase Two-winding on-load Power Transformer
|
Type |
Voltage and tap range |
Connection |
No-load loss (KW) |
Load loss (KW) |
No-load current (100%) |
Impedance (100%) |
|
|
HV KV |
LV KV |
||||||
|
31500 |
220 ±8x 1.25%
|
6.3 6.6 10.5 11 35 37 38.5 |
YNd11 |
28 |
128.3 |
0.50 |
12~14 |
|
40000 |
32.8 |
149.2 |
0.50 |
||||
|
50000 |
39.2 |
179.6 |
0.45 |
||||
|
63000 |
46.4 |
209.0 |
0.45 |
||||
|
90000 |
61.6 |
273.6 |
0.35 |
||||
|
120000 |
10.5 11 35 37 38.5 |
75.2 |
327.8 |
0.35 |
|||
|
150000 |
89.6 |
384.8 |
0.30 |
||||
|
180000 |
102.4 |
436.1 |
0.26 |
||||
|
120000 |
66 69 |
128 |
538.7 |
0.22 |
|||
|
150000 |
151.2 |
641.3 |
0.18 |
||||
|
180000 |
173.6 |
735.3 |
0.18 |
||||
S11 series 220kV Three-phase Three-winding on-load-tap-changing Power Transformer
|
Type |
Voltage and tap range |
Connection |
No-load loss (KW) |
Load loss (KW) |
No-load current (100%) |
Capacity distribution |
Impedance (100%) |
||
|
HV KV |
MV KV |
LV KV |
|||||||
|
31500 |
220 ±8x 1.25%
|
69
115
121 |
6.3 6.6 10.5 11 35 37 38.5 |
YNyn0d11 |
35.2 |
153.9 |
0.57 |
100/100/100 100/50/100 100/100/50 |
HV-MV 12~14
HV-LV 22~24
MV-LV 7~9 |
|
40000 |
41.6 |
179.6 |
0.50 |
||||||
|
50000 |
48 |
213.8 |
0.43 |
||||||
|
63000 |
56 |
248.0 |
0.43 |
||||||
|
90000 |
73.6 |
333.5 |
0.36 |
||||||
|
120000 |
10.5 11 13.8 35 37 38.5 |
92 |
410.4 |
0.36 |
|||||
|
150000 |
108 |
487.4 |
0.29 |
||||||
|
180000 |
124.8 |
598.5 |
0.29 |
||||||
|
240000 |
154.4 |
741.0 |
0.25 |
||||||
S11 series 220kV Three-phase Three-winding on-load-tap-changing Auto Transformer
|
Type |
Voltage and tap range |
Connection |
No-load loss (KW) |
Load loss (KW) |
No-load current (100%) |
Capacity distribution |
Impedance (100%) |
||
|
HV KV |
MV KV |
LV KV |
|||||||
|
31500 |
220 ±8x 1.25%
|
115 121 |
6.3 6.6 10.5 11 35 37 38.5 |
YNa0d11 |
20 |
102.6 |
0.36 |
100/100/50 |
HV-MV 8~10
HV-LV 28~34
MV-LV 18~24 |
|
40000 |
24 |
125.4 |
0.36 |
||||||
|
50000 |
28.8 |
149.2 |
0.29 |
||||||
|
63000 |
33.6 |
179.6 |
0.29 |
||||||
|
90000 |
40.8 |
234.7 |
0.22 |
||||||
|
120000 |
10.5 11 35 37 38.5 |
51.2 |
292.6 |
0.22 |
|||||
|
150000 |
60.8 |
346.8 |
0.25 |
||||||
|
180000 |
68 |
398.1 |
0.25 |
||||||
|
240000 |
83.2 |
513.0 |
0.20 |
||||||
3. Product Feature of 220KV Oil-immersed Power Transformer
low loss
low noise
low partial discharge
high short circuit withstand capacity
high impedance
fully -enclosed structure
Maintenance-free
4. Product standards of 220KV Oil-immersed Power Transformer
GB1094.1-2-1996
GB 1 094.3 ,5-1985
GB厅6451-1995
IEC60076
