7/30/2019 166_mhAutoTrans.pdf

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Auto-transformer for use in Reduce Voltage Motor Starter

Design: Dry type as per IEC 76

Insulation class: Class E to class H, depend on the size.

Max. room temp: 40C

Protection class: IP00 open type, for installation intoIP20.

Moisture protection: Completely immerse in resin varnish andoven cured.

Connection: Open star-point connection.

Capacity: Starting duty cycle is 6-8 starts per hour.

Over-temp.Protection:

A normally closed thermostat is included.

Below specification with 415V 50Hz 3phase power supply.

Motor 415V 50Hz Full load

current

Thermo-

protection

Transfomer

tappings.

Max. Starting

times. =>70%

Max. Starting

times. =>60%

Design

type

Insulation

classKW HP Amp % - Un Sec. Sec.

3.75 5 6.5 Yes 70% 8 12 A E

5.5 7.5 11 Yes 70% 8 12 A E

7.5 10 14 Yes 70% 8 12 A E

11 15 21 Yes 70% 9 14 A E

11 (3T) 15 (3T) 21 Yes 55, 65 & 75% 9 14 A E

15 20 28 Yes 55, 65 & 75% 10 16 A E

18.5 25 35 Yes 55, 65 & 75% 11 17 A E

22.5 30 40 Yes 55, 65 & 75% 12 19 A E

30 40 55 Yes 55, 65 & 75% 14 22 A E

37.5 50 66 Yes 55, 65 & 75% 16 26 A E

45 60 80 Yes 55, 65 & 75% 18 29 A E

56 75 100 Yes 55, 65 & 75% 21 34 A E

66 88 120 Yes 55, 65 & 75% 24 38 A E

80 107 140 Yes 55, 65 & 75% 27 45 A / B F

94 125 165 Yes 55, 65 & 75% 30 45 A / B F

110 150 200 Yes 55, 65 & 75% 30 45 B F

132 175 230 Yes 55, 65 & 75% 30 45 B F

150 200 260 Yes 55, 65 & 75% 30 45 B F

185 250 325 Yes 55, 65 & 75% 30 45 B H

225 300 385 Yes 55, 65 & 75% 30 45 B H

260 350 450 Yes 55, 65 & 75% 30 45 B H

300 400 520 Yes 55, 65 & 75% 30 45 B H

335 450 580 Yes 55, 65 & 75% 30 45 B H

375 500 650 Yes 55, 65 & 75% 30 45 B H

450 600 780 Yes 55, 65 & 75% 30 45 B H

550 750 950 Yes 55, 65 & 75% 30 45 B H

** Special requirement: We can design and fabricate these type of transformer according to conditions needed.

Inter Win Engineering Sdn. Bhd.495888-U14, Jln BK 1/18, Tmn Perindustrian Puchong, Bdr Kinrara,

47100 Puchong, Selangor D.E. Malaysia.

Phone:603-8075-9032 & 016-3367585

Fax:603-8075-3170, E-mail: cbyip@tm.net.my

Hand phone: 019-3367585 (Benny Chan)

7/30/2019 166_mhAutoTrans.pdf

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Auto-transformer for use in Reduce Voltage Motor Starter

Dimension for: Side Mounting

Motor Power A B C D E Connection Holes Weight (Kg)

5.5 kW 227 235 100 138 205 connector X 6.00

7.5 kW 227 235 115 138 205 connector X 7.50

11kW S/T 227 235 130 138 205 connector X 10.00

11 kW 3/T 227 235 130 138 205 10mm T. Blocks X 10.00

15 kW 227 235 140 138 205 10mm T. Blocks X 12.50

18.5 kW 227 235 150 138 205 10mm T. Blocks X 14.50

22 kW 227 235 160 138 205 10mm T. Blocks X 16.00

30 kW 248 256 140 160 226 10mm T. Blocks X 18.00

37.5 kW 248 256 150 160 226 16mm T. Blocks X 21.00

45 kW 255 256 165 160 226 16mm T. Blocks X 24.00

56 kW 255 256 175 160 226 25mm T. Blocks X 28.00

66 kW 320 332 190 200 295 25mm T. Blocks Y 35.00

80 kW 320 332 200 200 295 35mm T. Blocks Y 40.00

94 kW 320 332 205 200 295 35mm T. Blocks Y 46.00

Dimension for: Floor Mounting

Motor Power A B C D E Connection Holes Weight - Kg

80kW 315 305 180 113 170 Bolt & Nut X 40.00

94kW 330 305 220 120 170 Bolt & Nut X 46

110kW 360 305 240 130 170 Bolt & Nut X 51.00

132kW 360 305 260 140 170 Bolt & Nut X 60.00

150kW 360 305 260 150 170 Bolt & Nut X 70.00

185kW 400 446 280 155 280 Bolt & Nut X 90.00

225kW 440 446 260 170 280 Bolt & Nut X 110.00

260kW 460 446 280 185 280 Bolt & Nut X 120.00

300kW 460 446 315 210 280 Bolt & Nut X 145.00

335kW 460 446 335 235 280 Bolt & Nut X 160.00

375kW 520 510 335 235 344 Bolt & Nut X 175.00

450kW 520 510 360 265 344 Bolt & Nut X 190.00

550kW 520 510 400 265 344 Bolt & Nut X 225

** Specification suhject to change without prior notice.**

4 holes

C

A

D

E

B

13

9

119

22

TYPE Y

TYPE X