B40K250 EPCOS Inc, B40K250 Datasheet - Page 12

no-image

B40K250

Manufacturer Part Number
B40K250
Description
VARISTOR BLOCK 250VRMS 40MM
Manufacturer
EPCOS Inc
Series
HighEr
Datasheet

Specifications of B40K250

Varistor Voltage
390V
Current-surge
40kA
Number Of Circuits
1
Maximum Ac Volts
250VAC
Maximum Dc Volts
320VDC
Energy
490J
Package / Case
Chassis Mount
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
B72240B 251K 1
B72240B0251K001
B72240B251K1
v/i characteristics
v = f (i) – for explanation of the characteristics refer
SIOV-B80K130 … K1100
Please read Cautions and warnings and
Important notes at the end of this document.
v
10000
8000
7000
6000
5000
4000
3000
2000
1000
900
800
700
600
500
400
300
200
100
V
10
750
550
320
250
150
_
to “General technical information”, 1.6.3
5
420
10
A
1100
680
130
Block varistors
HighE series
460
385
440
275
230
_
4
10
_
3
10
1100
680
460
385
275
230
130
_
2
10
440
_
1
10
750
550
420
320
250
150
0
12
10
B
1
11/07
A = Leakage current
B = Protection level
10
2
10
3
10
VAR0531-Z
i
4
A
10
for worst-case
varistor tolerances
5

Related parts for B40K250