For further information please contact your EPCOS sales office.
EPCOS AG
Energy Varistors SIOV-E: Station Class
Technical data
Dimensions
Diameter
Height
Arresters classification
Suggested usage in gapless
arrester constructions based
on IEC 60099-4
Line discharge class
Suggested usage in gapless
arrester constructions based
on IEC 60099-4
Characteristics
Suggested rated
voltage (max.)
Continuous operating
voltage (max.)
Reference current
Reference voltage (min.)
Residual voltage at I
n
U
r
U
c
I
ref
U
ref
U
res
0.4 x U
res
(10 kA)
U
res
(10 kA)/ 3.2
3
0.4 x U
res
(10 kA)
11.85 ...
14.15
10
100
850
0.51
680
8
0.425 x U
res
(10kA)
U
res
(10 kA) / 2.9
5
0.425 x U
res
(10 kA)
12.70 ...
15.05
20
100
1200
0.89
930
5
0.423 x U
res
(10 kA)
U
res
(10 kA) / 2.9
5
0.423 x U
res
(10 kA)
3.83 ...
4.52
20
100
1500
0.35
380
15
0.431 x U
res
(10 kA)
U
res
(10 kA) / 2.9
5
0.431 x U
res
(10 kA)
11.50 ...
13.45
20
100
1500
1
1160
5
0.444 x U
res
(10 kA)
U
res
(10 kA) / 2.9
5
0.444 x U
res
(10 kA)
11.10 ...
13.00
20
100
2100
1.5
1850
4
kV
kV
mA
kV
kV
kA
kA
A
W
g
pcs
3
4
5
5
–
–
10
20
20
20
–
kA
59.7 ± 1
44 ± 0.6
70 ± 1
44 ± 0.6
78 ± 1
14.5 ± 0.6
78 ± 1
44 ± 0.6
98.8 ± 1
44 ± 0.6
mm
mm
Nominal discharge current
I
n
(8/20 μs)
High current impulse (4/10 μs)
Long duration current
impulse (2 ms)
Max. resistive power
P
C
dissipation at U
c
Approx. weight/pcs.
Packing unit
Dimensional drawing
Collar
Metallization
EPCOS
Type
U_res classification
h
= Thickness
ø
= Diameter
h
P
c
25 ˚C
U_res
Lot number
ø
VAR0431-T
EPCOS AG
For further information please contact your EPCOS sales office.
3
Station Class
Type
Ordering code
E58SR133E
B72258
E0133S003
E70SR133E
B72278
E0133S003
E78SR392E
B72278
E0392S003
E78SR123E
B72278
E0123S003
E99SR113E
B72299
E0113S003
Energy Varistors SIOV-E: Distribution Class
Technical data
Distribution Class
Type
Ordering code
Dimensions
Diameter
Height
Arresters classification
Suggested usage in gapless
arrester constructions based
on IEC 60099-4
Line discharge class
Suggested usage in gapless
arrester constructions based
on IEC 60099-4
Characteristics
Suggested rated voltage (max.) U
r
Continuous operating
U
c
voltage (max.)
Reference current
I
ref
Reference voltage (min.)
U
ref
Residual voltage at I
n
U
res
Nominal discharge current
I
n
(8/20 μs)
High current impulse (4/10 μs)
1)
Long duration current
impulse (2 ms)
Max. resistive power
P
C
dissipation at U
c
Approx. weight/pcs.
Packing unit
1
)
E32VR302
B72232
E0302R001
E32VR602
B72232
E0602R001
E41VR302E
B72241
E0302R003
E41VR502E
B72241
E0502R003
E42VR302
B72242
E0302R018
E42VR402
B72242
E0402R018
34 ± 1
22 ± 0.6
34 ± 1
44 ± 0.6
41.5 ± 0.7
20 ± 0.6
41.5 ± 0.7
32.9 ± 0.6
43 ±1
19.75 ± 0.6
43 ±
26.3 ± 0.6
mm
mm
5
5
10
10
10
10
kA
–
–
1
1
1
1
–
3
2.45
1
3
7.85 ...
9.5
5
65
150
0.2
110
60
6
4.9
1
6
15.75 ...
19.0
5
65
150
0.39
220
20
3
2.45
2
3
7.35 ...
9.05
10
100
250
0.27
150
48
5
4.1
2
5
12.25 ...
15.15
10
100
250
0.45
240
32
3
2.45
2
3
7.85 ...
9.5
10
100
250
0.25
160
32
4
3.25
2
4
10.55 ...
12.15
10
100
250
0.33
210
32
kV
kV
mA
kV
kV
kA
kA
A
W
g
pcs
Secondary insulation required for E32/E41 types
Dimensional drawing
Collar
Metallization
EPCOS
Type
U_res classification
h
= Thickness
ø
= Diameter
h
P
c
25 ˚C
U_res
Lot number
ø
VAR0431-T
Important information:
Some parts of this publication contain statements about the suitability of our products for certain areas of application. These statements are based on our
knowledge of typical requirements that are often placed on our products. We expressly point out that these statements cannot be regarded as binding statements about the suit-
ability of our products for a particular customer application. It is incumbent on the customer to check and decide whether a product is suitable for use in a particular application.
This publication is only a brief product survey which may be changed from time to time. Our products are described in detail in our data sheets. The Important Notes
(www.epcos.com/ImportantNotes) and the product-specific warnings and cautions must be observed. All relevant information is available through our sales offices.
P u b l i s h e d b y E P C O S A G · C o r p o r a t e C e n t e r
Edition
01/2007
· Ordering No. EPC:62005-7600 · Printed in Germany · PS
I am 39 years old this year. I graduated from graduate school at the age of 25 and have been working for 14 years. Looking back, I should say that I have taken many detours and have some experience an...
2021 was the busiest year. I was busy looking for MCU replacements, modifying programs, playing with development boards, and attending seminars//live broadcasts. I gained a lot. 2022 will continue to ...
The serial port sends a string; after reset, BOOT0 cannot send it; the timer does not work either, what is the problem? ? Other functions can work, the light can flash, the interrupt is also correct.....
[i=s]This post was last edited by paulhyde on 2014-9-15 03:32[/i] This year it seems that the topic is about inverter power supply. What are your guesses about the topic of this year's national compet...
How do you know if a machine is operating properly? The answer: by leveraging deep learning to detect anomalies in routine vibration data from industrial machines. Anomaly detection has many uses, ...[Details]
We are entering a new era where people are increasingly affordably equipped with more electronic gadgets. Electronics have become essential to our lives. For example, the average consumer now owns ...[Details]
On August 25th, SK Hynix announced that it has completed development and entered mass production of its 321-layer, 2Tb QLC NAND flash memory product. This achievement marks the world's first applic...[Details]
Logic analyzers are widely used tools in digital design verification and debugging. They can verify the proper functioning of digital circuits and help users identify and troubleshoot faults. They ...[Details]
One of the most core components of electric vehicles is the motor. The power supply provides electrical energy to the motor, which converts this electrical energy into mechanical energy, which in t...[Details]
A multilevel inverter converts a DC signal into a multilevel staircase waveform. Instead of a straight positive-negative output waveform, the output waveform of a multilevel inverter alternates in ...[Details]
On August 22, the Wall Street Journal reported on the 21st local time that the new US government does not plan to acquire equity in semiconductor wafer foundry giant TSMC and Micron, one of the thr...[Details]
China, August 21, 2025 – STMicroelectronics (NYSE: STM), a world-leading semiconductor company serving a wide range of electronics applications, has published its IFRS 2025 semi-annual financial re...[Details]
On August 21, according to a report by Korean media SEDaily yesterday, according to semiconductor industry sources, the HBM4 samples provided by Samsung to Nvidia last month have passed initial tes...[Details]
introduction
The rapid adoption of computers has led to a growing number of tasks being performed on them. People from all walks of life, especially programmers and writers, are spending incre...[Details]
Qiangmao, your trusted semiconductor solutions partner, sincerely invites you to visit Electronics India 2025, South Asia's leading trade show for electronic components, systems, applications...[Details]
Renesas Electronics introduces a new USB-C power solution with an innovative three-level topology.
Improve performance while reducing system size
New solution combines excel...[Details]
At present, the most troubling thing about pure electric vehicles as new energy sources is not only the range anxiety, but also the disadvantage of long charging time. At present, ternary lithium b...[Details]
Recently, I received a request to use OK1028A-C to output PWM square wave. However, I found that there was no relevant instructions on the OK1028 platform, so I started writing this article.
A...[Details]
On August 19, Huawei's Executive Director and Chairman of the Device BG, Richard Yu, shared a Weibo post about a conversation he had with a Zunjie S800 owner. The owner had driven over 5,000 kilome...[Details]
FPGA/CPLD
京公网安备 11010802033920号
EEWORLD
