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DIMENSION
ELECTRICAL CHARACTERISTICS
| Part No. |
Varistor Voltage |
Maximum Allowable Voltage |
Maximum Clamping Voltage |
Withstanding Surge Current |
Rated Wattage |
Energy |
Typical Capacitance |
Datasheet Download |
V1mA
(V) |
AC
(V) |
DC
(V) |
V5A
(V) |
Imax
(8/20μs)
(A) |
Vn(40 times)
(1.2/50μs & 8/20μs)
（A） |
（W） |
(10/1000μs)（J） |
1kHz
(PF) |
| HEL 5D431KH |
430（387～473） |
275 |
350 |
745 |
800 |
1kV/0.5kA |
0.1 |
23 |
65 |
|
| HEL 5D471KH |
470（423～517） |
300 |
385 |
810 |
800 |
1kV/0.5kA |
0.1 |
24.5 |
55 |
|
| HEL 5D511KH |
510（459～561） |
320 |
418 |
882 |
800 |
1kV/0.5kA |
0.1 |
27 |
55 |
|
| HEL 5D561KH |
560（504～616） |
350 |
460 |
968 |
800 |
1kV/0.5kA |
0.1 |
27.5 |
50 |
|
| HEL 5D621KH |
620（558～682） |
385 |
505 |
1072 |
800 |
1kV/0.5kA |
0.1 |
29.5 |
45 |
|
Classification according to 8/20μs Surge current
Safety regulation certification and Corresponding models
Derating curves & V/I characteristics
