B72232B0321K001 EPCOS Inc, B72232B0321K001 Datasheet - Page 15

• Manufacturer Part Number: B72232B0321K001
• Description: Varistors 320V RMS 32MM Varistor B32K320
• Manufacturer: EPCOS Inc

Specifications of B72232B0321K001

• Voltage Rating Dc: 420 V
• Voltage Rating Ac: 320 V
• Clamping Voltage: 840 V
• Peak Surge Current: 25000 A
• Surge Energy Rating: 430 J
• Capacitance: 1700 pF
• Operating Temperature Range: - 40 C to + 85 C
• Mounting: SMD/SMT
• Dimensions: 32 mm Dia. x 55 mm L
• Tolerance: 10 %
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Derating curves
Maximum surge current i
For explanation of the derating curves refer to “General technical information”, section 1.8.1
i
SIOV-B40K230 … K460
i
SIOV-B40K550 … K750
Please read Cautions and warnings and
Important notes at the end of this document.
max
max
10
10
10
10
10
10
10
10
10
10
10
10
A
A
5
5
5
5
5
5
5
5
5
4
3
2
0
5
4
3
2
0
1
1
10
10
1
1
max
5
5
= f (t
10
10
r
, pulse train)
2
2
10
10
10
10
10
10
10
10
10
10
1x
10
1x
10
2
3
4
5
6
2
3
4
5
6
15
5
5
11/07
10
10
3
3
Block varistors
HighE series
t
t
r
r
5
5
VAR0093-G
VAR0092-8
t
t
i
i
µs
r
µs
r
max
max
10
10
4
4