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Home > Products > Oil-immersed transformers, voltage class 6–10 kV > Three-phase oil-immersed distribution transformers, type ТМ

Three-phase oil-immersed distribution transformers, type ТМ

product
Power transformers, three-phase, double-winding, with an oil conservator and natural oil cooling. The conservator, mounted on the tank lid, has a ventilation opening connected through an air dryer. The oil pressure inside the transformer remains constant and does not depend on temperature.
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Description

Power transformers, three-phase, double-winding, with an oil conservator and natural oil cooling. The conservator, mounted on the tank lid, has a ventilation opening connected through an air dryer. The oil pressure inside the transformer remains constant and does not depend on temperature.

Power range

Power range: 25÷6300 kVA
Primary winding nominal voltage HV: 6(10) kV
Climatic version: У1; УХЛ1; Т1


Transformer symbols

ТМ – Three-phase oil transformer
Х – Rated power, kVA
6 (10) – Voltage class, kV
У1 – Climatic design and placement category according to ГОСТ 15150

Characteristic

Каталог.cdr

Technical specifications of TM transformers with power 25÷6300 kVA and standard losses
Rated power, kVA
Rated voltage, kV
Winding connection diagram and vector group
Losses
 Short-circuit voltage, %
No-load current, %
No-load W
Short-circuit  W
25 6(10)/0,4
У/Ун-0;
Д/Ун-11
 120 600 4 3,5
40 6(10)/0,4
У/Ун-Р;
Д/Ун-11
 		160 900 4 3,0
63 6 (10)/0,4
У/Ун-0;
Д/Ун-11
 220 1280 4 2,5
100 6 (10)/0,4
У/Ун-0;
Д/Ун-11
 		280 1970 4 2,0
160 6 (10)/0,4
У/Ун-0;
Д/Ун-11
 		450 2700 4 1,5
250 6 (10)/0,4
У/Ун-0;
Д/Ун-11
 		610 3800 4 1,25
400 6 (10)/0,4
У/Ун-0;
Д/Ун-11
 		780 5600 4 1,0
630 6 (10)/0,4
У/Ун-0;
Д/Ун-11
 		1070 8300 5 0,75
1000 6 (10)/0,4
У/Ун-0;
Д/Ун-11
 1470 12200 5 0,6
1250 6 (10)/0,4
У/Ун-0;
Д/Ун-11
 1740 15000 5 0,5
1600 6 (10)/0,4
У/Ун-0;
Д/Ун-11
 2400 18000 6 0,4
2500 6 (10)/0,4
У/Ун-0;
Д/Ун-11
 2770 28000 6 0,4
6300 10 У/Д-11; Ун/Д-11 6300 46500 7 0,4


Каталог.cdr

Technical specifications of TM transformers with power 25÷6300 kVA and standard losses

Rated power, kVA

Rated voltage, kV

Winding connection diagram and vector group

Losses

Short-circuit voltage, %

No-load current, %

No-load W 

Short-circuit W

25

6 (10)/0,4

У/Ун-0; Д/Ун-11

100

540

4

3,5

40

6 (10)/0,4

У/Ун-0; Д/Ун-11

125

850

4

3,0

63

6 (10)/0,4

У/Ун-0; Д/Ун-11

200

1160

4

2,5

100 6 (10)/0,4 У/Ун-0; Д/Ун-11 250 1750 4 2,0
160 6 (10)/0,4 У/Ун-0; Д/Ун-11 375 2350 4 1,5
250 6 (10)/0,4 У/Ун-0; Д/Ун-11 425 2955 4 1,25
400 6 (10)/0,4 У/Ун-0; Д/Ун-11 565 4181 4 1,0
630 6 (10)/0,4 У/Ун-0; Д/Ун-11 695 6136 5 0,75
1000 6 (10)/0,4 У/Ун-0; Д/Ун-11 956 9545 5 0,6
1250 6 (10)/0,4 У/Ун-0; Д/Ун-11 1350 13250 5 0,5
1600 6 (10)/0,4 У/Ун-0; Д/Ун-11 1700 15000 6 0,4
2500 6 (10)/0,4 У/Ун-0; Д/Ун-11 2400 24000 6 0,4
2900 10 Ун/Д-11 3800 23500 6 1,3
4000 10 У/Ун-0 5300 40000 7,5 0,7

Overall and Mounting Dimensions

Каталог.cdr

Overall dimensions of the transformer

Rated power, kVA

Length, (L) mm

Width, (B) mm

Height, (H) mm

Distance between the centerlines of channels

Oil weight, kg

Total weight, kg

Along the longitudinal axis, (A) mm

Along the transverse axis, (A1) mm

25

1030

550

1150

400

450

90

360

40

1075

550

1225

400

450

155

475

63

1075

640

1235

550

450

180

520

100

1150

740

1475

550

550

260

690

160

1240

950

1560

550

550

300

945

250

1455

1000

1650

550

550

350

1230

400 1500 1045 1815 660 660 570 1800
630 1540 1080 1890 820 820 650 2200
1000 2195 1210 2355 1070 1070 1100 4200
1600 2350 1475 2550 1070 1070 1400 5200
2500 2650 1650 2880 1070 1070 2050 5800
2900 2878 2610 2709 1070 1070 1850 7300
4000 3100 2010 2990 1594 1594 2300 12100
6300 4000 3800 3480 1594 1594 3170 12790

Каталог.cdr

Dimensional drawings

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Power transformers, three-phase, double-winding, with an oil conservator and natural oil cooling. The conservator, mounted on the tank lid, has a ventilation opening connected through an air dryer. The oil pressure inside the transformer remains constant and does not depend on temperature.
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