HIEL CORPORATION
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D 05-series

  
SVR varistors for medium & high voltage ratings

1) Features

- UL, CSA and VDE safety approvals for standard products.
- Wide voltage range ratings suitable for ac 65V to 1,000V.
  (Varistor voltage range : 82 to 1,800V).
 

2) Recommended applications

- Semiconductor device (TR, Diode, IC, Thyristor or TRIAC etc.) protection.
- Surge protection in consumer electronics.
- Surge protection in communication, measuring or controller electronics.
- Surge protection in electronic home appliances, gas or petroleum appliances.
- Relay or electromagnetic valve surge absorption.

3) Related Standards

- UL1414, UL1449, CSA Class 2221 01, CECC 42 000 and CECC 42 200 (VDE).

4) 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)
(0.1mA)		 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) Wtm(J) Itm(A)
S-series U-series S-series U-series
SVR820D05 74 82 90 50 65 145 5 0.1 1.7 3.5 400 800
SVR101D05 90 100 110 60 85 175 5 0.1 2.0 4.0 400 800
SVR121D05 108 120 132 75 100 210 5 0.1 2.5 5.0 400 800
SVR151D05 135 150 165 95 125 260 5 0.1 3.0 6.5 400 800
SVR181D05 162 180 198 115 150 315 5 0.1 3.5 7.5 400 800
SVR201D05 180 200 220 130 170 355 5 0.1 4.0 8.5 400 800
SVR221D05 198 220 242 140 180 380 5 0.1 4.5 9.0 400 800
SVR241D05 216 240 264 150 200 415 5 0.1 5.0 10.5 400 800
SVR271D05 243 270 297 175 225 475 5 0.1 6.0 11.0 400 800
SVR331D05 297 330 363 210 275 580 5 0.1 6.5 13.0 400 800
SVR361D05 324 360 396 230 300 620 5 0.1 7.5 16.0 400 800
SVR391D05 351 390 429 250 320 675 5 0.1 8.0 17.0 400 800
SVR431D05 387 430 473 275 350 745 5 0.1 9.0 20.0 400 800
SVR471D05 423 470 517 300 385 810 5 0.1 10.0 21.0 400 800