LS40K320QPK2 EPCOS Inc, LS40K320QPK2 Datasheet - Page 11

• Manufacturer Part Number: LS40K320QPK2
• Description: VARISTOR 320VRMS 40MM W/STR TABS
• Manufacturer: EPCOS Inc
• Series: HighEr

Specifications of LS40K320QPK2

• Varistor Voltage: 510V
• Current-surge: 40kA
• Number Of Circuits: 1
• Maximum Ac Volts: 320VAC
• Maximum Dc Volts: 420VDC
• Energy: 640J
• Package / Case: Chassis Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: B72240L 321K102; B72240L0321K102; B72240L321K102

Derating curves
Maximum surge current i
For explanation of the derating curves refer to “General technical information”, section 1.8.1
i
SIOV-LS40K130QP(K2) … K150QP(K2)
i
SIOV-LS40K230QP(K2) … K460QP(K2)
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
0
5
4
3
2
0
2
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
3
4
5
6
2
3
4
5
6
2
HighE, standard, LS40 series
11
5
5
11/07
10
10
Strap varistors
3
3
t
t
r
r
5
5
VAR0091-Z
VAR0092-8
t
t
i
i
µs
r
µs
r
max
max
10
10
4
4