HIEL CORPORATION
  D 32-series   D 40-series   R 34-series
     
 
D40-SERIES

  
Tap-leaded type of SVR varistor

1) Features

- Very high energy handling capability (210 to 870 joules).
- Large withstanding peak current (25 to 40kA).
- Unification of termination for electrical and
  mounting connection.
- UL
 

2) Recommended applications

- Power supplies for OA, FA, telecommunication, or industrial equipment.
- Power strip.
- Transient voltage surge suppressor units.

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)
SVR201D40 180 200 220 130 170 340 300 1.4 310 40,000
SVR241D40 216 240 264 150 200 395 300 1.4 360 40,000
SVR271D40 247 270 297 175 225 455 300 1.4 410 40,000
SVR361D40 324 360 396 230 300 595 300 1.4 460 40,000
SVR391D40 351 390 429 250 320 650 300 1.4 490 40,000
SVR431D40 387 430 473 275 350 710 300 1.4 550 40,000
SVR471D40 423 470 517 300 385 775 300 1.4 590 40,000
SVR511D40 459 510 561 320 415 845 300 1.4 640 40,000
SVR561D40 504 560 616 350 455 925 300 1.4 720 40,000
SVR621D40 558 620 682 385 505 1,025 300 1.4 800 40,000
SVR681D40 612 680 748 420 560 1,120 300 1.4 910 40,000
SVR751D40 675 750 825 460 615 1,240 300 1.4 960 40,000
SVR781D40 702 780 858 485 640 1,290 300 1.4 960 40,000
SVR821D40 738 820 902 510 670 1,355 300 1.4 960 40,000
SVR911D40 819 910 1,001 550 745 1,500 300 1.4 960 40,000
SVR102D40 900 1,000 1,100 625 825 1,650 300 1.4 1,100 40,000
SVR112D40 990 1,100 1,210 680 895 1,815 300 1.4 1,100 40,000