Block TT3 Catalog Page

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Page 1

Isolating transformer

TT3

Typ TT3 1-4-4 TT3 2,5-4-4 TT3 2,5-69-4 TT3 5-4-4 TT3 6,3-4-4 TT3 8-4-4

Input

Rated input voltage 3 x 400 Vac 3 x 400 Vac 3 x 690 Vac 3 x 400 Vac 3 x 400 Vac 3 x 400 Vac

Frequency range 50 - 60 Hz 50 - 60 Hz 50 - 60 Hz 50 - 60 Hz 50 - 60 Hz 50 - 60 Hz

Output

Rated output voltage 3 x 400 Vac 3 x 400 Vac 3 x 400 Vac 3 x 400 Vac 3 x 400 Vac 3 x 400 Vac

Tappings Output (±) ±5 % ±5 % ±5 % ±5 % ±5 % ±5 %

Rated Power 1000 VA 2500 VA 2500 VA 5000 VA 6300 VA 8000 VA

Rated current 3 x 1.52 Aac (3 x 380 Vac)

3 x 1.44 Aac (3 x 400 Vac) 3 x 1.38 Aac (3 x 420 Vac)

3 x 3.8 Aac (3 x 380 Vac) 3 x 3.7 Aac (3 x 400 Vac) 3 x 3.5 Aac (3 x 420 Vac)

3 x 7.6 Aac (3 x 380 Vac) 3 x 7.2 Aac (3 x 400 Vac) 3 x 6.9 Aac (3 x 420 Vac)

3 x 9.6 Aac (3 x 380 Vac) 3 x 9.1 Aac (3 x 400 Vac) 3 x 8.6 Aac (3 x 420 Vac)

3 x 12.2 Aac (3 x 380 Vac) 3 x 11.5 Aac (3 x 400 Vac) 3 x 11 Aac (3 x 420 Vac)

Short circuit voltage

6.4 % 3.7 % 3,8 % 3.6 % 2.8 % 2.2 %

Power loss 92.0 W 155.0 W 155.0 W 275.0 W 290.0 W 320.0 W

Vector group

Dyn 5 Dyn 5 Dyn 5 Dyn 5 Dyn 5 Dyn 5

Efficiency 91.5 % 94.3 % 94.3 % 94.7 % 95.5 % 96 %

Approvals

Approvals cURus cURus - cURus cURus cURus

Environment

Ambient temperature max. 50 °C 50 °C 50 °C 50 °C 50 °C 50 °C

Safety and protection

Type

Open type Open type Open type Open type Open type Open type

Insulation class

VDE=F, UL=class 155 VDE=F, UL=class 155 F (155°C) VDE=F, UL=class 155 VDE=F, UL=class 155 VDE=F, UL=class 155

Protection index

IP 00 IP 00 IP 00 IP 00 IP 00 IP 00

Safety class (prepared)

I I I I I I

Short circuit strength

non-short-circuit proof non-short-circuit proof non-short-circuit proof non-short-circuit proof non-short-circuit proof non-short-circuit proof

Order numbers

Recommended enclosure BGUK 20 BGE-050 BGE-050 BGE-065 BGE-065 BGE-065

Order Number TT3 1-4-4 TT3 2,5-4-4 TT3 2,5-69-4 TT3 5-4-4 TT3 6,3-4-4 TT3 8-4-4

Transformers

Isolating transformers

Isolating transformer

TT3

General Data

Rated input voltage 3 x 400 Vac

Rated output voltage 3 x 400 Vac

Rated power 1000 - 30000 VA

Insulation class F

Maximum ambient temperature 50 °C

Efficiency up to 97.5 %

Degree of protection IP 00 or IP 23

Optionally adapted package for higher degrees of protection

Advantages

Safe galvanic isolation

Patented assembly technology to lower heat losses

Very good corrosion protection and low noise thanks to vacuum impregnation

Secondary side ±5 % tappings for voltage adjustment

Fixed, contact protected screw connection terminals complying with UVV BGV A3

Multifunctional fixing rails with 12 oval slots

Enlarged fixing rail for easy installation from above

Integrated crane eyes

Applications

Isolating transformer for the safe electrical isolation of the input and output sides. The transformer may be used to set up protective separation as a protective measure in accordance with VDE 0100.

Standards " Z

Isolating transformer to: VDE 0570 Part2-4, DIN EN 61558-2-4, EN 61558-2-4, IEC 61558-2-4, UL 5085-1/-2, CSA 22.2 No.66

Sample application

Approvals W J Z

UL 5085, UL 1561, CSA 22.2 (E 103521)

Subject to change

146

Page 2

1.2

5.1

1.3

2.1

2.2

3.1

3.2

3.3

5.2

4.0

Transformers

Isolating transformers

Isolating transformer

TT3

Typ TT3 1-4-4 TT3 2,5-4-4 TT3 2,5-69-4 TT3 5-4-4 TT3 6,3-4-4 TT3 8-4-4

Input

Rated input voltage 3 x 400 Vac 3 x 400 Vac 3 x 690 Vac 3 x 400 Vac 3 x 400 Vac 3 x 400 Vac

Frequency range 50 - 60 Hz 50 - 60 Hz 50 - 60 Hz 50 - 60 Hz 50 - 60 Hz 50 - 60 Hz

Output

Rated output voltage 3 x 400 Vac 3 x 400 Vac 3 x 400 Vac 3 x 400 Vac 3 x 400 Vac 3 x 400 Vac

Tappings Output (±) ±5 % ±5 % ±5 % ±5 % ±5 % ±5 %

Rated Power 1000 VA 2500 VA 2500 VA 5000 VA 6300 VA 8000 VA

Rated current 3 x 1.52 Aac (3 x 380 Vac)

Short circuit voltage

Power loss 92.0 W 155.0 W 155.0 W 275.0 W 290.0 W 320.0 W

Vector group

Efficiency 91.5 % 94.3 % 94.3 % 94.7 % 95.5 % 96 %

3 x 1.44 Aac (3 x 400 Vac) 3 x 1.38 Aac (3 x 420 Vac)

6.4 % 3.7 % 3,8 % 3.6 % 2.8 % 2.2 %

Dyn 5 Dyn 5 Dyn 5 Dyn 5 Dyn 5 Dyn 5

Approvals

Approvals cURus cURus - cURus cURus cURus

Environment

Ambient temperature max. 50 °C 50 °C 50 °C 50 °C 50 °C 50 °C

Safety and protection

Type

Insulation class

Protection index

Safety class (prepared)

Short circuit strength

Open type Open type Open type Open type Open type Open type

VDE=F, UL=class 155 VDE=F, UL=class 155 F (155°C) VDE=F, UL=class 155 VDE=F, UL=class 155 VDE=F, UL=class 155

IP 00 IP 00 IP 00 IP 00 IP 00 IP 00

I I I I I I

non-short-circuit proof non-short-circuit proof non-short-circuit proof non-short-circuit proof non-short-circuit proof non-short-circuit proof

Order numbers

Recommended enclosure BGUK 20 BGE-050 BGE-050 BGE-065 BGE-065 BGE-065

Order Number TT3 1-4-4 TT3 2,5-4-4 TT3 2,5-69-4 TT3 5-4-4 TT3 6,3-4-4 TT3 8-4-4

3 x 3.8 Aac (3 x 380 Vac) 3 x 3.7 Aac (3 x 400 Vac) 3 x 3.5 Aac (3 x 420 Vac)

3 x 7.6 Aac (3 x 380 Vac) 3 x 7.2 Aac (3 x 400 Vac) 3 x 6.9 Aac (3 x 420 Vac)

3 x 9.6 Aac (3 x 380 Vac) 3 x 9.1 Aac (3 x 400 Vac) 3 x 8.6 Aac (3 x 420 Vac)

3 x 12.2 Aac (3 x 380 Vac) 3 x 11.5 Aac (3 x 400 Vac) 3 x 11 Aac (3 x 420 Vac)

1.1

Subject to change

147

Page 3

Isolating transformer

TT3

Typ TT3 25-4-4 TT3 25-69-4 TT3 30-4-4

Input

Rated input voltage 3 x 400 Vac 3 x 690 Vac 3 x 400 Vac

Frequency range 50 - 60 Hz 50 - 60 Hz 50 - 60 Hz

Output

Rated output voltage 3 x 400 Vac 3 x 400 Vac 3 x 400 Vac

Tappings Output (±) ±5 % ±5 % ±5 %

Rated Power 25000 VA 25000 VA 30000 VA

Rated current 3 x 38.1 Aac (3 x 380 Vac)

3 x 36.1 Aac (3 x 400 Vac) 3 x 34.4 Aac (3 x 420 Vac)

3 x 38.1 Aac (3 x 380 Vac) 3 x 36.1 Aac (3 x 400 Vac) 3 x 34.4 Aac (3 x 420 Vac)

3 x 45.7 Aac (3 x 380 Vac) 3 x 43.3 Aac (3 x 400 Vac) 3 x 41.3 Aac (3 x 420 Vac)

Short circuit voltage

1.2 % 1.2 % 1.7 %

Power loss 604.0 W 624.0 W 770.0 W

Vector group

Dyn 5 Dyn 5 Dyn 5

Efficiency 97.5 % 97.5 % 97.5 %

Approvals

Approvals cURus - cURus

Environment

Ambient temperature max. 50 °C 50 °C 50 °C

Safety and protection

Type

Open type Open type Open type

Insulation class

VDE=F, UL=class 155 F (155°C) VDE=F, UL=class 155

Protection index

IP 00 IP 00 IP 00

Safety class (prepared)

I I I

Short circuit strength

non-short-circuit proof non-short-circuit proof non-short-circuit proof

Order numbers

Recommended enclosure BGE-080 BGE-080 BGE-080

Order Number TT3 25-4-4 TT3 25-69-4 TT3 30-4-4

Transformers

Isolating transformers

Isolating transformer

TT3

Typ TT3 10-4-4 TT3 10-69-4 TT3 12,5-4-4 TT3 16-4-4 TT3 20-4-4 TT3 20-69-4

Input

Rated input voltage 3 x 400 Vac 3 x 690 Vac 3 x 400 Vac 3 x 400 Vac 3 x 400 Vac 3 x 690 Vac

Frequency range 50 - 60 Hz 50 - 60 Hz 50 - 60 Hz 50 - 60 Hz 50 - 60 Hz 50 - 60 Hz

Output

Rated output voltage 3 x 400 Vac 3 x 400 Vac 3 x 400 Vac 3 x 400 Vac 3 x 400 Vac 3 x 400 Vac

Tappings Output (±) ±5 % ±5 % ±5 % ±5 % ±5 % ±5 %

Rated Power 10000 VA 10000 VA 12,500 VA 16000 VA 20000 VA 20000 VA

Rated current 3 x 15.1 Aac (3 x 380 Vac)

Short circuit voltage

Power loss 350.0 W 350.0 W 380.0 W 500.0 W 525.0 W 632.0 W

Vector group

Efficiency 96.5 % 97.5 % 97 % 97 % 97.5 % 97.5 %

Approvals

Approvals cURus - cURus cURus cURus -

Environment

Ambient temperature max. 50 °C 50 °C 50 °C 50 °C 50 °C 50 °C

Safety and protection

Type

Insulation class

Protection index

Safety class (prepared)

Short circuit strength

Order numbers

Recommended enclosure BGE-080 BGE-080 BGE-080

Order Number TT3 10-4-4 TT3 10-69-4 TT3 12,5-4-4 TT3 16-4-4 TT3 20-4-4 TT3 20-69-4

3 x 14.4 Aac (3 x 400 Vac) 3 x 13.8 Aac (3 x 420 Vac)

1.9 % 2.0 % 1.65 % 1.5 % 1.5 % 1.9 %

Dyn 5 Dyn 5 Dyn 5 Dyn 5 Dyn 5 Dyn 5

Open type Open type Open type Open type Open type Open type

VDE=F, UL=class 155 F (155°C) VDE=F, UL=class 155 VDE=F, UL=class 155 VDE=F, UL=class 155 VDE=F, UL=class 155

IP 00 IP 00 IP 00 IP 00 IP 00 IP 00

I I I I I I

non-short-circuit proof non-short-circuit proof non-short-circuit proof non-short-circuit proof non-short-circuit proof non-short-circuit proof

3 x 15,1 Aac (3 x 380 Vac) 3 x 14,4 Aac (3 x 400 Vac) 3 x 13,8 Aac (3 x 420 Vac)

3 x 19 Aac (3 x 380 Vac) 3 x 18 Aac (3 x 400 Vac) 3 x 17,2 Aac (3 x 420 Vac)

3 x 24.4 Aac (3 x 380 Vac) 3 x 23.1 Aac (3 x 400 Vac) 3 x 22 Aac (3 x 420 Vac)

3 x 30.4 Aac (3 x 380 Vac) 3 x 28.9 Aac (3 x 400 Vac) 3 x 27.5 Aac (3 x 420 Vac)

3 x 38.1 Aac (3 x 380 Vac) 3 x 36.1 Aac (3 x 400 Vac) 3 x 34.4 Aac (3 x 420 Vac)

Subject to change

148

Page 4

1.2

5.1

1.3

2.1

2.2

3.1

3.2

3.3

5.2

4.0

Transformers

Isolating transformers

Isolating transformer

TT3

Typ TT3 25-4-4 TT3 25-69-4 TT3 30-4-4

Input

Rated input voltage 3 x 400 Vac 3 x 690 Vac 3 x 400 Vac

Frequency range 50 - 60 Hz 50 - 60 Hz 50 - 60 Hz

Output

Rated output voltage 3 x 400 Vac 3 x 400 Vac 3 x 400 Vac

Tappings Output (±) ±5 % ±5 % ±5 %

Rated Power 25000 VA 25000 VA 30000 VA

Rated current 3 x 38.1 Aac (3 x 380 Vac)

Short circuit voltage

Power loss 604.0 W 624.0 W 770.0 W

Vector group

Efficiency 97.5 % 97.5 % 97.5 %

Approvals

Approvals cURus - cURus

Environment

Ambient temperature max. 50 °C 50 °C 50 °C

Safety and protection

Type

Insulation class

Protection index

Safety class (prepared)

Short circuit strength

Order numbers

Recommended enclosure BGE-080 BGE-080 BGE-080

Order Number TT3 25-4-4 TT3 25-69-4 TT3 30-4-4

3 x 36.1 Aac (3 x 400 Vac) 3 x 34.4 Aac (3 x 420 Vac)

1.2 % 1.2 % 1.7 %

Dyn 5 Dyn 5 Dyn 5

Open type Open type Open type

VDE=F, UL=class 155 F (155°C) VDE=F, UL=class 155

IP 00 IP 00 IP 00

I I I

non-short-circuit proof non-short-circuit proof non-short-circuit proof

3 x 38.1 Aac (3 x 380 Vac) 3 x 36.1 Aac (3 x 400 Vac) 3 x 34.4 Aac (3 x 420 Vac)

3 x 45.7 Aac (3 x 380 Vac) 3 x 43.3 Aac (3 x 400 Vac) 3 x 41.3 Aac (3 x 420 Vac)

1.1

Subject to change

149

Page 5

Isolating transformer

TT3 Neo

General Data

Rated input voltage 3 x 400 Vac

Rated output voltage 3 x 400 Vac

Rated power 10 kVA - 1 MVA

Insulation class F

Maximum ambient temperature 40 °C

Degree of protection IP 00

Advantages

Safe galvanic isolation

Very good corrosion protection and low noise thanks to vacuum impregnation

Very good discharging of thermal losses by means of optimally arranged cooling channels within the coils

Integrated crane eyes

If desired, the transformers can be realised in individual voltages

Applications

Isolating transformer for the safe electrical isolation of the input and output sides. The transformer may be used to set up protective separation as a protective measure in accordance with VDE 0100.

Sample application

Standards " Z

Approvals W Z

Isolating transformer to: VDE 0570 part 2-4, DIN EN 61558 part 1 with part 2-4

Transformers

Isolating transformers

Typ

TT3 1-4-4 Screw-type terminal Fixing rail M6 15.00 kg 3UI 114/40 TT3 2,5-4-4 Screw-type terminal Fixing rail M8 32.00 kg 3UI 132/72 TT3 2,5-69-4 Screw-type terminal Fixing rail M8 29.00 kg 3UI 132/72 TT3 5-4-4 Screw-type terminal Fixing rail M8 48.00 kg 3UI 180/63 TT3 6,3-4-4 Screw-type terminal Fixing rail M8 55.00 kg 3UI 180/63 TT3 8-4-4 Screw-type terminal Fixing rail M8 67.00 kg 3UI 180/78 TT3 10-4-4 Screw-type terminal Fixing rail M10 87.00 kg 3UI 210/73 TT3 10-69-4 Screw-type terminal Fixing rail M10 87.00 kg 3UI 240/140 TT3 12,5-4-4 Screw-type terminal Fixing rail M10 115.00 kg 3UI 210/103 TT3 16-4-4 Screw-type terminal Fixing rail M12 150.00 kg 3UI 240/110 TT3 20-4-4 Screw-type terminal Fixing rail M12 180.00 kg 3UI 240/140 TT3 20-69-4 Screw-type terminal Fixing rail M12 180.00 kg 3UI 240/140 TT3 25-4-4 Screw-type terminal Fixing rail M12 205.00 kg 3UI 240/140 TT3 25-69-4 Screw-type terminal Fixing rail M12 218.00 kg 3UI 240/140 TT3 30-4-4 Screw-type terminal Fixing rail M12 230.00 kg 3UI 240/170

Isolating transformer

TT3

Terminals

Fixing method

Fixing screws

Weight

Dimension pictures

Core type

Dimension picture (in mm)

A B C D d1 d2 E e1 e2 F G H I J K L

267 125 215 176 180 249 71 79 98 - - - - - - -

315 165 250 200 215 292 102 124 126 - - - - - - -

410 155 355 264 310 388 125 125 115 - - - - - - -

410 175 360 264 310 388 125 125 115 - - - - - - -

410 180 360 264 310 388 140 140 130 - - - - - - -

480 192 400 316 370 450 143 151 133 - - - - - - -

480 222 400 316 370 450 173 181 163 - - - - - - -

550 267 510 356 430 516 184 210 182 - - - - - - -

550 297 510 356 430 516 214 240 212 - - - - - - -

550 300 510 356 430 516 214 240 212 - - - - - - -

550 320 480 356 430 516 244 270 242 - - - - - - -

Subject to change

150