DIMENSION

ELECTRICAL CHARACTERISTICS
| Part No. |
Varistor Voltage |
Maximum Allowable Voltage |
Maximum Clamping Voltage |
Withstanding Surge Current |
Rated Wattage |
Energy |
V1mA
(V) |
AC
(V) |
DC
(V) |
V
(300A) |
Imax
(8/20μs)
(kA) |
In
(8/20μs)
(kA) |
(W) |
(2ms) (J) |
| HEL-40D201K |
200(185-225) |
130 |
170 |
340 |
40 |
20 |
1.4 |
260 |
| HEL-40D221K |
220(198-242) |
140 |
180 |
360 |
40 |
20 |
1.4 |
280 |
| HEL-40D241K |
240(216-264) |
150 |
200 |
395 |
40 |
20 |
1.4 |
300 |
| HEL-40D271K |
270(243-297) |
175 |
225 |
455 |
40 |
20 |
1.4 |
340 |
| HEL-40D301K |
300(270-330) |
190 |
245 |
500 |
40 |
20 |
1.4 |
360 |
| HEL-40D331K |
330(297-363) |
210 |
270 |
545 |
40 |
20 |
1.4 |
380 |
| HEL-40D361K |
360(324-396) |
230 |
300 |
595 |
40 |
20 |
1.4 |
405 |
| HEL-40D391K |
390(351-429) |
250 |
320 |
650 |
40 |
20 |
1.4 |
435 |
| HEL-40D431K |
430(387-473) |
275 |
350 |
710 |
40 |
20 |
1.4 |
500 |
| HEL-40D471K |
470(423-517) |
300 |
385 |
775 |
40 |
20 |
1.4 |
505 |
| HEL-40D511K |
510(459-561) |
320 |
415 |
845 |
40 |
20 |
1.4 |
505 |
| HEL-40D561K |
560(504-616) |
350 |
460 |
925 |
40 |
20 |
1.4 |
510 |
| HEL-40D621K |
620(558-682) |
385 |
505 |
1025 |
40 |
20 |
1.4 |
515 |
| HEL-40D681K |
680(612-748) |
420 |
560 |
1120 |
40 |
20 |
1.4 |
560 |
| HEL-40D821K |
820(738-902) |
510 |
670 |
1355 |
40 |
20 |
1.4 |
680 |
| HEL-40D911K |
910(819-1001) |
550 |
745 |
1500 |
40 |
20 |
1.4 |
750 |
| HEL-40D102K |
1000(900-1100) |
625 |
825 |
1650 |
40 |
20 |
1.4 |
780 |
| HEL-40D122K |
1200(1080-1320) |
750 |
980 |
1980 |
40 |
20 |
1.4 |
800 |
| HEL-40D152K |
1500(1350-1650) |
900 |
1220 |
2475 |
40 |
20 |
1.4 |
900 |
| HEL-40D182K |
1800(1620-1980) |
1000 |
1465 |
2970 |
40 |
20 |
1.4 |
1080 |
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