B40K250 EPCOS Inc, B40K250 Datasheet - Page 4

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

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

Characteristics (T
Ordering code
B72240B0750K001
B72232B0131K001
B72240B0131K001
B72260B0131K001
B72280B0131K001
B72232B0151K001
B72240B0151K001
B72260B0151K001
B72280B0151K001
B72232B0231K001
B72240B0231K001
B72260B0231K001
B72280B0231K001
B72232B0251K001
B72240B0251K001
B72260B0251K001
B72280B0251K001
B72232B0271K001
B72240B0271K001
B72260B0271K001
B72280B0271K001
B72232B0321K001
B72240B0321K001
B72260B0321K001
B72280B0321K001
B72232B0381K001
B72240B0381K001
B72260B0381K001
B72280B0381K001
Please read Cautions and warnings and
Important notes at the end of this document.
Block varistors
HighE series
A
= 25 °C)
V
(1 mA)
V
120
205
205
205
205
240
240
240
240
360
360
360
360
390
390
390
390
430
430
430
430
510
510
510
510
620
620
620
620
v
∆V
(1 mA)
%
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
v
4
11/07
v
(i
V
1025
1025
1025
1025
c, max
c
220
340
340
340
340
395
395
395
395
595
595
595
595
650
650
650
650
710
710
710
710
840
840
840
840
)
i
A
300
200
300
500
800
200
300
500
800
200
300
500
800
200
300
500
800
200
300
500
800
200
300
500
800
200
300
500
800
c
C
(1 kHz)
pF
11000
15000
28000
12000
23000
16000
14000
13000
11000
4400
5600
3700
4800
2500
3200
7900
2200
2900
7100
2000
2700
6600
1700
2300
5600
1400
1900
4600
9000
typ