SIOV metal oxide varistors
Leaded varistors, EnergetiQ series
Series/Type:
Date:
B722*
December 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.
Leaded varistors
EnergetiQ series
B722*
Construction
Square varistor element, leaded
Coating: epoxy resin, flame-retardant to UL 94 V-0
Features
High-EnergetiQ series Q14/Q20
Maximum load capacity at minimum component height
Very high surge current ratings up to 15 kA
All types duty cycle @ 6 kV/ 3 kA
→
10 pulses, according to IEC 60950-1 Annex Q;
IEC 61051-2
All types I
nom
@ 3 kA (Q14), I
nom
= 5 kA (Q20)
→
15 impulses according to UL 1449, 3
rd
edition surge current generator (8/20 µs), Type 2 listed
PSpice models
Approvals
UL
CSA
VDE
IEC
Delivery mode
Bulk (standard), taped versions on reel or in Ammo pack upon request.
For further details refer chapter "Taping, packaging and lead configuration" for leaded
varistors.
General technical data
Climatic category
Operating temperature
Storage temperature
Electric strength
Insulation resistance
Response time
to IEC 60068-1
to IEC 61051
to IEC 61051
to IEC 61051
40/85/56
40 ... + 85
40 ... +125
≥
2.5
≥
100
< 25
°C
°C
kV
RMS
MΩ
ns
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 2 of 25
Leaded varistors
EnergetiQ series
B722*
Dimensional drawings
Weight
Nominal diameter
mm
14
20
V
RMS
V
130 ... 460
130 ... 460
Weight
g
2.4 ... 4.4
4.1 ... 8.2
The weight of varistors in between these voltage
classes can be interpolated.
Dimensions
Ordering code
B72214Q0131K101
B72220Q0131K101
B72214Q0141K101
B72220Q0141K101
B72214Q0151K101
B72220Q0151K101
B72214Q0171K101
B72220Q0171K101
B72214Q0211K101
B72220Q0211K101
B72214Q0231K101
B72220Q0231K101
B72214Q0251K101
B72220Q0251K101
B72214Q0271K101
B72220Q0271K101
B72214Q0301K101
B72220Q0301K101
B72214Q0321K101
B72220Q0321K101
B72214Q0351K101
B72220Q0351K101
B72214Q0381K101
B72220Q0381K101
B72214Q0421K101
B72220Q0421K101
B72214Q0461K101
B72220Q0461K101
[e]
±1
mm
10.0
10.0
10.0
10.0
10.0
10.0
10.0
10.0
10.0
10.0
10.0
10.0
10.0
10.0
10.0
10.0
10.0
10.0
10.0
10.0
10.0
10.0
10.0
10.0
10.0
10.0
10.0
10.0
a
±1
mm
1.9
1.9
2.0
2.0
2.1
2.1
2.2
2.2
2.2
2.2
2.3
2.3
2.4
2.4
2.6
2.6
2.8
2.8
2.9
2.9
3.6
3.6
3.9
3.9
4.2
4.2
4.5
4.5
w
max
mm
16.5
22.5
16.5
22.5
16.5
22.5
16.5
22.5
16.5
22.5
16.5
22.5
16.5
22.5
16.5
22.5
16.5
22.5
16.5
22.5
16.5
22.5
16.5
22.5
16.5
22.5
16.5
22.5
th
max
mm
5.0
5.0
5.1
5.1
5.2
5.2
5.3
5.3
5.4
5.4
5.5
5.5
5.7
5.7
5.8
5.8
6.1
6.1
6.3
6.3
7.3
7.3
7.6
7.6
7.9
7.9
8.2
8.2
h
max
mm
19.5
27.0
19.5
27.0
19.5
27.0
19.5
27.0
19.5
27.0
19.5
27.0
19.5
27.0
19.5
27.0
19.5
27.0
19.5
27.0
19.5
27.0
19.5
27.0
19.5
27.0
19.5
27.0
l
min
mm
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
d
±0.05
mm
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 5 of 25
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