Control transformer, Isolation transformer, Safety transformer (STU 400/24)

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BLOCK

Product Details:

Manufacturer part number: STU 400/24

Brand: BLOCK

Price: 141.61 €

Delivery time: 3 Days

Technical Data:

Primary voltage: 210 / 230 / 250 / 380 / 400 / 420 / 440 / 460 / 480 / 500 / 520 / 540 V

Dimension vertical: 123 mm

Dimension width: 85 mm

Ambient temperature (max.): +40 °C

Connection (components): Screw terminal

Part Number

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STU 400/24

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Part Number
STU 400/24

Part Number	Standard Unit Price	Minimum order quantity	Volume Discount	Standard Shipping Days ?	Primary voltage (V)	Dimension vertical (mm)	Dimension width (mm)	Ambient temperature (max.) (°C)	Connection (components)	Connections	Cooling method	Design type	Efficiency (%)	Input offset voltage (V)	Input voltage (number x voltage)	Insulation class	Mounting type	No. of inputs (x)	No. of outputs (x)	Output current (A)	Output current (mA)	Output voltage (number x voltage)	Output voltage (V)	Output voltage (min.) (V AC)	Power (VA)	Product size (length) (mm)	Product type	Protection class	Secondary current (A)	Secondary current (mA)	Standards	Test mark	Type	Type (manufacturer type)	Weight (g)
	141.61 €	1	Available	3 Days	210 / 230 / 250 / 380 / 400 / 420 / 440 / 460 / 480 / 500 / 520 / 540	123	85	+40	Screw terminal	Screw connection terminals. PE 6.3 x 0.8 mm Flat plug connection	-	Open	-	210\|540	-	VDE = B. UL = class 105	L-piece\|Base plate	-	1	16.66	-	1 x 24 V AC	-	24	400	120	Control transformer	I	-	-	VDE 0570 Part 2-4. DIN EN 61558-2-2. EN 61558-2-2. IEC 61558-2-4. UL 5085-1/-2. CSA 22.2 No.66	-	-	STU 400/24	5400.0

Basic information

Frequency(Hz)	50 - 60	RoHS-compliant	Yes

This page is Control transformer, Isolation transformer, Safety transformer, part number STU 400/24.
You can find the detail information about specifications and dimensions on part number STU 400/24.

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Basic Attributes

Cooling method
- Natural cooling
Clear
Efficiency(%)
62|62

67|67

72|72

77|77

81|81

84|84

86

86|86

87|87

88

88|88

90

90|90

91|91

92

92|92

93|93

94

94|94

96

96|96
Clear
Input voltage (number x voltage)
1 x 230 V

1 x 230 V. 400 V

1 x 400 V

1 x 440 V

1 x 690 V

2 x 230 V. 400 V
Clear
No. of inputs(x)
- 1
- 2
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Output current(mA)
6.957

20.833

87

274

312

361

433

435

541

570

600

625

695

722

750

833

933
Clear
Output voltage(V)
2 x 12

2 x 115
Clear
Secondary current(A)
1

1.08

1.17

1.39

1.5

1.56

1.66

1.67

1.74

2 x 0.274

2 x 0.435

2 x 0.696

2 x 1.087

2 x 1.31

2 x 1.391

2 x 1.739

2 x 2.083

2 x 2.174

2 x 2.625

2 x 2.739

2 x 3.333

2 x 4.348

2 x 5.208

2 x 6.667

2 x 10.417

2 x 26.250

2 33

2.08

2.17

2.62

2.63

2.78

3.33

3.47

3.48

4.16

4.17

4.34

5.25

5.41

5.42

5.56

5.95

6.66

8.33

10.41

10.87

16.66

20.83

33.33
Clear
Secondary current(mA)
2 x 6.957

2 x 20.833

87

273

274

312

361

433

434

435

541

600

625

695

722

750

833

933
Clear
Test mark
- C-UL-US
Clear
Type
EL 7.5/6

EL 7.5/12

EL 13/6

EL 13/9

EL 13/12

EL 13/15

EL 13/18

EL 18/6

EL 18/9

EL 18/12

EL 18/15

ST 20/4/23

ST 20/23/12

ST 20/23/23

ST 20/23/24

EL 28/6

EL 28/9

EL 28/12

EL 28/15

EL 50/6

EL 50/9

EL 50/12

EL 50/15

EL 50/18

ST 63/4/23

STE 63/4/23

ST 63/4/24

STE 63/4/24

ST 63/4/42

STEU 63/23

ST 63/23/12

ST 63/23/23

ST 63/23/24

STE 63/23/24

STEU 63/24

ST 63/44/23

STEU 63/48

ST 100/4/23

STE 100/4/23

ST 100/4/24

EL 100/9

EL 100/15

EL 100/18

STEU 100/23

ST 100/23/12

ST 100/23/23

ST 100/23/24

STE 100/23/24

EL 100/24

STU 100/24

STEU 100/48

ST 100/69/23

ST 130/23/24

STU 130/24

ST 160/4/23

STE 160/4/23

ST 160/4/24

STEU 160/23

ST 160/23/23

ST 160/23/24

STEU 160/24

STEU 160/48

ST 250/4/23

STE 250/4/24

STEU 250/23

ST 250/23/12

ST 250/23/23

ST 250/23/24

STE 250/23/24

ST 250/23/42

STEU 250/24

ST 250/44/23

STEU 250/48

STEU 320/23

ST 320/23/23

STEU 320/48

ST 400/4/23

STE 400/4/23

ST 400/4/24

STEU 400/23

ST 400/23/24

ST 500/4/23

STEU 500/23

ST 500/23/23

ST 500/44/23

STEU 500/48

STEU 630/23

STEU 630/24

STE 800/4/23

ST 800/23/23

STU 800/24

STEU 1000/23

ST 1000/23/23

STEU 1000/48

STEU 1600/23

ST 2500/4/23
Clear
Type
Clear
Primary voltage(V)
210 / 230 / 250 / 380 / 400 / 420 / 440 / 460 / 480 / 500 / 520 / 540

230

400

440

690
Clear
Dimension vertical(mm)
89

95

96

105

110

114

121

123

126

143

148

149

180.5

182

185
Clear
Dimension width(mm)
60

70

73

74

78

85

102

103

104

110

111

113

117

122

124

128

146

154

156

161

162

190
Clear
Ambient temperature (max.)(°C)
- 40
- +40
Clear
Connection (components)
- Screw terminal
- Spring-loaded terminal
Clear
Connections
- CAGE CLAMP connection terminals. PE 6.3 x 0.8 mm Flat plug terminal
- Screw connection terminals. PE 6.3 x 0.8 mm Flat plug connection
- Tension clamp terminals. PE 6.3 x 0.8 mm Faston
- Solder connection for free wiring
Clear
Design type
- Open
- open
Clear
Input offset voltage(V)
210|230|250|380|400|420|440|460

210|540

230

230|400

400

440

690
Clear
Insulation class
- VDE = B. UL = class 105
- VDE = B. UL = 130
- VDE = B. UL = class 130
- B
- E
Clear
Mounting type
L-piece|M3 screws|base plate

L-piece|M4 screws|Base plate

L-piece|M4 screws|base plate

L-piece|DIN rail|M4 screws|Screw. mounting rail (TS to 250 VA)

L-piece|DIN rail|M4 screws|Up to 250 VA: CombiBoard for TS-35 rail

L-piece|M5 screws|Base plate

L-piece|DIN rail|M5 screws|Screw. mounting rail (TS to 250 VA)

L-piece|DIN rail|Screws M5|Screw. mounting rail (TS to 250 VA)

L-piece|DIN rail|M5 screws|Up to 250 VA: CombiBoard for TS-35 rail

L-piece|M5 screws|Up to 250 VA: CombiBoard for TS-35 rail

L-piece|M6 screws|Base plate

L-piece|DIN rail|M6 screws|Screw. mounting rail (TS to 250 VA)

L-piece|M6 screws|Up to 250 VA: CombiBoard for TS-35 rail

L-piece|M8 screws|Base plate

L-piece|DIN rail|M8 screws|Screw. mounting rail (TS to 250 VA)

L-piece|DIN rail|Screw. mounting rail (TS to 250 VA)

L-piece|Up to 250 VA: CombiBoard for TS-35 rail

L-piece|Base plate
Clear
No. of outputs(x)
- 1
- 2
Clear
Output current(A)
0.27

0.274

0.435

0.696

1

1.08

1.087

1.17

1.31

1.39

1.391

1.5

1.56

1.66

1.67

1.739

1.74

2.08

2.083

2.17

2.174

2.33

2.62

2.625

2.739

2.78

3.33

3.333

3.47

3.48

4.16

4.17

4.34

4.348

4.35

5.208

5.25

5.41

5.42

5.56

5.95

6.66

6.667

6.96

8.33

8.69

10.41

10.417

10.86

10.87

16.66

20.83

20.86

26.25

33.33

41.66
Clear
Output voltage (number x voltage)
1 x 12 V AC

1 x 24 V AC

1 x 42 V AC

1 x 230 V AC

2 x 6 V AC

2 x 9 V AC

2 x 12 V AC

2 x 15 V AC

2 x 18 V AC

2 x 24 V AC

2 x 115 V AC
Clear
Output voltage (min.)(V AC)
6

9

12

15

18

24

42

115

230
Clear
Power(VA)
7.5|7.50

13|13

18|18

20|20

28|28

50|50

63

63|63

100

100|100

voltage:100|100

130

130|130

160

160|160

250

250|250

320

320|320

400

400|400

500

500|500

630

630|630

800

800|800

1000

1000|1000

1600

1600|1600

2000

2500

2500|2500
Clear
Product size (length)(mm)
78

84

96

105

120

150

156

192
Clear
Product type
- Control transformer
- Safety transformer
Clear
Protection class
- I
- II
Clear
Standards
- ENEC10 (VDE). UL 5085-1/-2. CSA22.2 No. 66
- VDE 0570 Part 2-4. DIN EN 61558-2-4. EN 61558-2-4. IEC 61558-2-4
- VDE 0570 Part 2-4. DIN EN 61558-2-2. EN 61558-2-2. IEC 61558-2-4. UL 5085-1/-2. CSA 22.2 No.66
- VDE 0570 Part 2-2. DIN EN 61558-2-2. EN 61558-2-2. IEC 61558-2. UL 5085-1/-2. CSA 22.2 No.66
- UL 5085-1/-2. CSA22.2 No. 66
Clear
Type (manufacturer type)
EL 7.5/6

EL 7.5/12

EL 13/6

EL 13/9

EL 13/12

EL 13/15

EL 13/18

EL 18/6

EL 18/9

EL 18/12

EL 18/15

ST 20/4/23

ST 20/23/12

ST 20/23/23

ST 20/23/24

EL 28/6

EL 28/9

EL 28/12

EL 28/15

EL 50/6

EL 50/9

EL 50/12

EL 50/15

EL 50/18

ST 63/4/23

STE 63/4/23

ST 63/4/24

STE 63/4/24

ST 63/4/42

STEU 63/23

ST 63/23/12

ST 63/23/23

ST 63/23/24

STE 63/23/24

STEU 63/24

STU 63/24

ST 63/44/23

STEU 63/48

ST 63/69/23

ST 100/4/23

STE 100/4/23

ST 100/4/24

EL 100/9

EL 100/15

EL 100/18

STEU 100/23

ST 100/23/12

ST 100/23/23

ST 100/23/24

STE 100/23/24

EL 100/24

STEU 100/24

STU 100/24

STEU 100/48

ST 100/69/23

ST 130/23/24

STU 130/24

ST 130/69/23

ST 160/4/23

STE 160/4/23

ST 160/4/24

STEU 160/23

ST 160/23/23

ST 160/23/24

STEU 160/24

STU 160/24

STEU 160/48

ST 250/4/23

STE 250/4/24

STEU 250/23

ST 250/23/12

ST 250/23/23

ST 250/23/24

STE 250/23/24

ST 250/23/42

STEU 250/24

STU 250/24

ST 250/44/23

STEU 250/48

ST 320/4/23

STEU 320/23

ST 320/23/23

STE 320/23/24

STEU 320/48

ST 400/4/23

STE 400/4/23

ST 400/4/24

STEU 400/23

ST 400/23/23

ST 400/23/24

STE 400/23/24

STU 400/24

ST 400/69/23

ST 500/4/23

STE 500/4/23

STE 500/4/24

STEU 500/23

ST 500/23/23

STEU 500/24

STU 500/24

ST 500/44/23

STEU 500/48

ST 500/69/23

STE 630/4/23

STEU 630/23

STEU 630/24

STU 630/24

STE 800/4/23

ST 800/23/23

STU 800/24

ST 800/69/23

ST 1000/4/23

STE 1000/4/23

STEU 1000/23

ST 1000/23/23

STEU 1000/24

STEU 1000/48

ST 1000/69/23

ST 1600/4/23

STE 1600/4/23

STEU 1600/23

ST 1600/69/23

ST 2000/4/23

STE 2000/4/23

ST 2000/69/23

ST 2500/4/23

STEU 2500/23
Clear
Weight(g)
260.0

360.0

500.0

680.0

900.0

970.0

1100.0

1200

1300.0

1500.0

1960.0

2000.0

2100.0

2200.0

2300.0

2400.0

2800.0

2900.0

3500.0

3600.0

3900.0

4100.0

4300.0

4600.0

5000.0

5300.0

5400.0

5500.0

6500.0

6600.0

7000.0

7200.0

7700.0

7800.0

7900.0

9600.0

9800.0

9900.0

10300.0

13100.0

13300.0

13500.0

16800.0

18000.0

20800.0

21000.0

21800.0

24800.0

26100.0
Clear

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3 Days or Less

23 Days or Less

24 Days or Less

29 Days or Less

30 Days or Less
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Optional Attributes

The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .

Variation of this product

Part Number
EL 100/9
EL 13/12
EL 13/15
STU 500/24
STU 63/24
STU 630/24

Standard Unit Price	Minimum order quantity	Volume Discount	Standard Shipping Days ?	Primary voltage (V)	Dimension vertical (mm)	Dimension width (mm)	Ambient temperature (max.) (°C)	Connection (components)	Connections	Cooling method	Design type	Efficiency (%)	Input offset voltage (V)	Input voltage (number x voltage)	Insulation class	Mounting type	No. of inputs (x)	No. of outputs (x)	Output current (A)	Output current (mA)	Output voltage (number x voltage)	Output voltage (V)	Output voltage (min.) (V AC)	Power (VA)	Product size (length) (mm)	Product type	Protection class	Secondary current (A)	Secondary current (mA)	Standards	Test mark	Type	Type (manufacturer type)	Weight (g)
56.36 €	1	Available	3 Days	230	-	-	+40	Screw terminal	Solder connection for free wiring	-	Open	88\|88	230	1 x 230 V	E	L-piece\|M4 screws\|base plate	1	2	5.56	-	2 x 9 V AC	-	9	100\|100	-	Control transformer	II	5.56	-	-	-	EL 100/9	EL 100/9	1960.0
22.35 €	1	Available	3 Days	230	-	-	+40	Screw terminal	Solder connection for free wiring	-	Open	67\|67	230	1 x 230 V	E	L-piece\|M3 screws\|base plate	1	2	-	541	2 x 12 V AC	-	12	13\|13	-	Control transformer	II	-	541	-	-	EL 13/12	EL 13/12	360.0
22.35 €	1	Available	3 Days	230	-	-	+40	Screw terminal	Solder connection for free wiring	-	Open	67\|67	230	1 x 230 V	E	L-piece\|M3 screws\|base plate	1	2	-	433	2 x 15 V AC	-	15	13\|13	-	Control transformer	II	-	433	-	-	EL 13/15	EL 13/15	360.0
158.49 €	1	Available	3 Days	210 / 230 / 250 / 380 / 400 / 420 / 440 / 460 / 480 / 500 / 520 / 540	126	122	+40	Screw terminal	Screw connection terminals. PE 6.3 x 0.8 mm Flat plug connection	-	Open	-	210\|540	-	VDE = B. UL = class 105	L-piece\|Base plate	-	1	20.86	-	1 x 24 V AC	-	24	500	150	Control transformer	I	-	-	VDE 0570 Part 2-4. DIN EN 61558-2-2. EN 61558-2-2. IEC 61558-2-4. UL 5085-1/-2. CSA 22.2 No.66	-	-	STU 500/24	7000.0
69.37 €	1	Available	3 Days	210 / 230 / 250 / 380 / 400 / 420 / 440 / 460 / 480 / 500 / 520 / 540	95	70	+40	Screw terminal	Screw connection terminals. PE 6.3 x 0.8 mm Flat plug connection	-	Open	-	210\|540	-	VDE = B. UL = class 105	L-piece\|Base plate	-	1	2.62	-	1 x 24 V AC	-	24	63	84	Control transformer	I	-	-	VDE 0570 Part 2-4. DIN EN 61558-2-2. EN 61558-2-2. IEC 61558-2-4. UL 5085-1/-2. CSA 22.2 No.66	-	-	STU 63/24	1500.0
202.21 €	1	Available	24 Days	210 / 230 / 250 / 380 / 400 / 420 / 440 / 460 / 480 / 500 / 520 / 540	149	111	+40	Screw terminal	Screw connection terminals. PE 6.3 x 0.8 mm Flat plug connection	-	Open	-	210\|540	-	VDE = B. UL = class 105	L-piece\|Base plate	-	1	26.25	-	1 x 24 V AC	-	24	630	150	Control transformer	I	-	-	VDE 0570 Part 2-4. DIN EN 61558-2-2. EN 61558-2-2. IEC 61558-2-4. UL 5085-1/-2. CSA 22.2 No.66	-	-	STU 630/24	7900.0