B40K680 EPCOS Inc, B40K680 Datasheet - Page 10

• Manufacturer Part Number: B40K680
• Description: VARISTOR BLOCK 680VRMS 40MM
• Manufacturer: EPCOS Inc
• Series: HighEr

Specifications of B40K680

• Varistor Voltage: 1100V (1.1kV)
• Current-surge: 40kA
• Number Of Circuits: 1
• Maximum Ac Volts: 680VAC
• Maximum Dc Volts: 895VDC
• Energy: 1100J
• Package / Case: Chassis Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: B72240B681K1

v/i characteristics
v = f (i) – for explanation of the characteristics refer
SIOV-B40K75 … K750
Please read Cautions and warnings and
Important notes at the end of this document.
v
20000
10000
8000
6000
4000
2000
1000
800
600
400
200
100
80
60
40
20
10
V
10
750
550
320
150
130
-5
420
250
75
to “General technical information”, 1.6.3
440
10
A
-4
680
385
140
460
275
230
Block varistors
HighE series
10
-3
10
750
550
420
320
250
150
130
-2
75
10
680
460
385
275
230
140
-1
10
440
0
10
10
B
1
11/07
A = Leakage current
B = Protection level
10
2
10
3
10
VAR0233-X
4
i
A
10
5
for worst-case
varistor tolerances