Block Varistors
HighE Series
Construction
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Disk-shaped varistor element,
potted in plastic housing
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Housing and potting flame-retardant to UL 94 V-0
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Screw terminals M4 (SIOV-B32 鈥?40)
Screw terminals M5 (SIOV-B60 鈥?80)
Features
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I
I
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Heavy-duty varistors (surge current capability up to 100 kA)
Wide product range
SIOV-B40 also available without housing (LS40 series)
PSpice models
Approvals
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UL
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CSA (
魯
K130)
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SEV (except SIOV-B80)
Type designation
Detailed description of coding system on page 39, chapter
鈥淕eneral Technical Information鈥?/div>
SIOV-B 40 K 275
EPCOS metal oxide varistor
Design
Rated diameter of varistor disk
General technical data
Climatic category
LCT
UCT
Damp heat, steady state
(93 % r.h., 40
擄
C)
Operating temperature
Storage temperature
Electric strength
Insulation resistance
Response time
Max. torque
B32/B40
B60/B80
40/85/56
鈥?40
擄
C
+ 85
擄
C
56 days
鈥?40 鈥?+ 85
擄
C
鈥?40 鈥?+ 110
擄
C
in accordance with IEC 60068-1
Max. AC operating voltage
Tolerance of varistor voltage
in accordance with IEC 60068-2-3
in accordance with CECC 42 000
in accordance with CECC 42 000
in accordance with CECC 42 000
魯
2,5 kV
RMS
魯
10 M
W
< 25 ns
1,0 Nm
2,5 Nm
221
04/02
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