S20K420E2 EPCOS Inc, S20K420E2 Datasheet - Page 10

• Manufacturer Part Number: S20K420E2
• Description: VARISTOR 420VRMS 20MM RADIAL
• Manufacturer: EPCOS Inc
• Series: AdvanceDr

Specifications of S20K420E2

• Varistor Voltage: 680V
• Current-surge: 10kA
• Number Of Circuits: 1
• Maximum Ac Volts: 420VAC
• Maximum Dc Volts: 560VDC
• Energy: 273J
• Package / Case: Disc 20mm
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: B72220S2421K101

Dimensions
Ordering code
B72205S2211K101
B72207S2211K101
B72210S2211K101
B72214S2211K101
B72220S2211K101
B72205S2231K101
B72207S2231K101
B72210S2231K101
B72214S2231K101
B72220S2231K101
B72205S2251K101
B72207S2251K101
B72210S2251K101
B72214S2251K101
B72220S2251K101
B72205S2271K101
B72207S2271K101
B72210S2271K101
B72214S2271K101
B72220S2271K101
B72205S2301K101
B72207S2301K101
B72210S2301K101
B72214S2301K101
B72220S2301K101
B72207S2321K101
B72210S2321K101
B72214S2321K101
B72220S2321K101
B72210S2381K101
B72214S2381K101
B72220S2381K101
B72210S2421K101
B72214S2421K101
B72220S2421K101
Please read Cautions and warnings and
Important notes at the end of this document.
Leaded varistors
AdvanceD series
mm
10.0
10.0
10.0
10.0
10.0
10.0
10.0
10.0
5.0
5.0
7.5
7.5
5.0
5.0
7.5
7.5
5.0
5.0
7.5
7.5
5.0
5.0
7.5
7.5
5.0
5.0
7.5
7.5
5.0
7.5
7.5
7.5
7.5
7.5
7.5
±1
a ±1
mm
1.7
1.7
1.9
1.9
2.2
1.8
1.8
2.0
2.0
2.3
1.9
1.9
2.1
2.1
2.4
2.0
2.0
2.2
2.2
2.6
2.1
2.1
2.3
2.3
2.8
2.3
2.4
2.4
2.9
3.3
3.4
3.9
3.5
3.6
4.2
b
mm
12.0
15.5
21.5
12.0
15.5
21.5
12.0
15.5
21.5
12.0
15.5
21.5
12.0
15.5
21.5
12.0
15.5
21.5
12.0
15.5
21.5
12.0
15.5
21.5
max
7.0
9.0
7.0
9.0
7.0
9.0
7.0
9.0
7.0
9.0
9.0
10
11/07
s
mm
4.2
4.2
5.0
5.0
5.4
4.4
4.4
5.0
5.1
5.5
4.5
4.5
5.2
5.2
5.7
4.6
4.6
5.4
5.4
5.8
4.7
4.7
5.6
5.6
6.1
4.6
5.8
5.8
6.2
7.1
7.1
7.6
7.4
7.5
7.9
max
h
mm
11.0
14.5
18.5
25.5
11.0
14.5
18.5
25.5
11.0
14.5
18.5
25.5
11.0
14.5
18.5
25.5
11.0
14.5
18.5
25.5
11.0
15.0
19.0
25.5
15.0
19.0
26.0
15.0
19.0
26.0
max
8.5
8.5
8.5
8.5
8.5
I
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
25.0
25.0
25.0
25.0
25.0
25.0
25.0
min
d ±0.05
mm
0.6
0.6
0.8
0.8
1.0
0.6
0.6
0.8
0.8
1.0
0.6
0.6
0.8
0.8
1.0
0.6
0.6
0.8
0.8
1.0
0.6
0.6
0.8
0.8
1.0
0.6
0.8
0.8
1.0
0.8
0.8
1.0
0.8
0.8
1.0