SIOV metal oxide varistors
Strap varistors, HighE, standard, LS50 series
Series/Type:
Date:
B722*
April 2011
© EPCOS AG 2011. Reproduction, publication and dissemination of this publication, enclosures hereto and the
information contained therein without EPCOS' prior express consent is prohibited.
Strap varistors
HighE, standard, LS50 series
B722*
Construction
Round varistor element
Coating: epoxy resin, flame-retardant to UL 94 V-0
Bolt-holed strap terminals for screw fixing or soldering
Bent or straight strap terminals
Features
Maximum load capacity with minimum size
High surge current up to 75 kA
Wide operating voltage range 130 … 550 V
RMS
Approvals
UL
CSA
Delivery mode
Vacuum-packed styrofoam box
General technical data
Climatic category
Operating temperature
Storage temperature
Electric strength
Insulation resistance
Response time
to IEC 60068-1
to CECC 42 000
to CECC 42 000
to CECC 42 000
40/85/56
25 ... + 85
25 ... +110
≥
2.5
≥
10
< 25
°C
°C
kV
RMS
MΩ
ns
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 2 of 12
Strap varistors
HighE, standard, LS50 series
B722*
Electrical specifications and ordering codes
Maximum ratings (T
A
= 85
°C)
Ordering code
Type
SIOV-
Bent strap terminals
B72250L0131K100
LS50K130P
B72250L0151K100
LS50K150P
B72250L0231K100
LS50K230P
B72250L0251K100
LS50K250P
B72250L0271K100
LS50K275P
B72250L0321K100
LS50K320P
B72250L0381K100
LS50K385P
B72250L0421K100
LS50K420P
B72250L0441K100
LS50K440P
B72250L0461K100
LS50K460P
B72250L0551K100
LS50K550P
Straight strap terminals
B72250L0131K102
LS50K130PK2
B72250L0151K102
LS50K150PK2
B72250L0231K102
LS50K230PK2
B72250L0251K102
LS50K250PK2
B72250L0271K102
LS50K275PK2
B72250L0321K102
LS50K320PK2
B72250L0381K102
LS50K385PK2
B72250L0421K102
LS50K420PK2
B72250L0441K102
LS50K440PK2
B72250L0461K102
LS50K460PK2
B72250L0551K102
LS50K550PK2
V
RMS
V
130
150
230
250
275
320
385
420
440
460
550
130
150
230
250
275
320
385
420
440
460
550
V
DC
V
170
200
300
320
350
420
505
560
585
615
745
170
200
300
320
350
420
505
560
585
615
745
i
max
(8/20 µs)
A
75000
75000
75000
75000
75000
75000
75000
75000
75000
75000
75000
75000
75000
75000
75000
75000
75000
75000
75000
75000
75000
75000
W
max
P
max
(2 ms)
J
W
490
570
730
800
860
1000
1200
1500
1580
1650
1820
490
570
730
800
860
1000
1200
1500
1580
1650
1820
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 3 of 12
Strap varistors
HighE, standard, LS50 series
Characteristics (T
A
= 25
°C)
Ordering code
V
v
(1 mA)
V
205
240
360
390
430
510
620
680
715
750
910
205
240
360
390
430
510
620
680
715
750
910
∆V
v
(1 mA)
%
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
v
c,max
(i
c
)
V
340
395
595
650
710
840
1025
1120
1180
1240
1500
340
395
595
650
710
840
1025
1120
1180
1240
1500
i
c
A
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
C
typ
(1 kHz)
pF
10500
9500
6000
5600
5500
4300
3500
3300
3000
2900
2400
10500
9500
6000
5600
5500
4300
3500
3300
3000
2900
2400
B722*
Bent strap terminals
B72250L0131K100
B72250L0151K100
B72250L0231K100
B72250L0251K100
B72250L0271K100
B72250L0321K100
B72250L0381K100
B72250L0421K100
B72250L0441K100
B72250L0461K100
B72250L0551K100
Straight strap terminals
B72250L0131K102
B72250L0151K102
B72250L0231K102
B72250L0251K102
B72250L0271K102
B72250L0321K102
B72250L0381K102
B72250L0421K102
B72250L0441K102
B72250L0461K102
B72250L0551K102
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 4 of 12
Strap varistors
HighE, standard, LS50 series
B722*
Dimensional drawings
Bent strap terminals
Ordering code
Bent strap terminals
B72250L0131K100
B72250L0151K100
B72250L0231K100
B72250L0251K100
B72250L0271K100
B72250L0321K100
B72250L0381K100
B72250L0421K100
B72250L0441K100
B72250L0461K100
B72250L0551K100
Straight strap terminals
B72250L0131K102
B72250L0151K102
B72250L0231K102
B72250L0251K102
B72250L0271K102
B72250L0321K102
B72250L0381K102
B72250L0421K102
B72250L0441K102
B72250L0461K102
B72250L0551K102
th
max
mm
8.1
8.3
9.0
9.2
9.4
9.9
10.6
10.9
11.1
11.4
12.3
8.1
8.3
9.0
9.2
9.4
9.9
10.6
10.9
11.1
11.4
12.3
L
±1.0
mm
3.5
3.2
2.0
1.8
1.6
1.1
0.4
0.0
0.2
0.4
1.2
4.4
4.6
5.3
5.5
5.8
6.3
6.9
7.3
7.5
7.8
8.7
SIOV-LS50K ... P
Weight: 30 ... 90 g
Straight strap terminals
SIOV-LS50K ... PK2
Weight: 30 ... 90 g
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 5 of 12
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