2) Recommended applications
- Surge protection in industrial power plant operations
- On/off surge absorption of relay, or electromagnetic valve
- Surge absorption in applications of broad casting, communication devices,traffic/railroad, agricultural facilities, waterworks.
- Surge protection of automatic control devices for power distribution line.
3) Electrical characteristics
Operating temperature range : - 40 ∼ 85℃
Storage temperature range : - 40 ∼ 125℃
Temperature coefficient of varistor voltage : 0 ∼ - 0.05%/℃
Model No. |
Varistor voltage(V)
(1mA) |
Max.
continuous
voltage(V) |
Max.
clamping
voltage |
Power
dissipation |
Energy
(10/1000㎲) |
Peak current
(8/20㎲) |
Min. |
VN(DC) |
Max. |
Vm(ac) |
Vm(dc) |
VC(V) |
IP (A) |
Ptam(W) |
Wmax(2ms)J |
Itm(A) |
SVR201D34 |
180 |
200 |
220 |
130 |
170 |
340 |
300 |
1.4 |
310 |
40,000 |
SVR241D34 |
216 |
240 |
264 |
150 |
200 |
395 |
300 |
1.4 |
360 |
40,000 |
SVR271D34 |
247 |
270 |
297 |
175 |
225 |
455 |
300 |
1.4 |
410 |
40,000 |
SVR361D34 |
324 |
360 |
396 |
230 |
300 |
595 |
300 |
1.4 |
460 |
40,000 |
SVR391D34 |
351 |
390 |
429 |
250 |
320 |
650 |
300 |
1.4 |
490 |
40,000 |
SVR431D34 |
387 |
430 |
473 |
275 |
350 |
710 |
300 |
1.4 |
550 |
40,000 |
SVR471D34 |
423 |
470 |
517 |
300 |
385 |
775 |
300 |
1.4 |
590 |
40,000 |
SVR511D34 |
459 |
510 |
561 |
320 |
415 |
845 |
300 |
1.4 |
630 |
40,000 |
SVR561D34 |
504 |
560 |
616 |
350 |
455 |
925 |
300 |
1.4 |
720 |
40,000 |
SVR621D34 |
558 |
620 |
682 |
385 |
505 |
1,025 |
300 |
1.4 |
800 |
40,000 |
SVR681D34 |
612 |
680 |
748 |
420 |
560 |
1,120 |
300 |
1.4 |
910 |
40,000 |
SVR751D34 |
675 |
750 |
825 |
460 |
615 |
1,240 |
300 |
1.4 |
960 |
40,000 |
SVR781D34 |
702 |
780 |
858 |
485 |
640 |
1,290 |
300 |
1.4 |
960 |
40,000 |
SVR821D34 |
738 |
820 |
902 |
510 |
670 |
1,355 |
300 |
1.4 |
960 |
40,000 |
SVR911D34 |
819 |
910 |
1,001 |
550 |
745 |
1,500 |
300 |
1.4 |
960 |
40,000 |
SVR102D34 |
900 |
1,000 |
1,100 |
625 |
825 |
1,650 |
300 |
1.4 |
1,100 |
40,000 |
SVR112D34 |
990 |
1,100 |
1,210 |
680 |
895 |
1,815 |
300 |
1.4 |
1,100 |
40,000 |
|