RSSD

www.vishay.com

Vishay Sfernice

Revision: 16-Mar-16

2

Document Number: 50020

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

Note

DIMENSIONS in millimeters

RSSD



SERIES

CONNECTIONS

A ± 2

Ø B

MAX.

Ø C

MIN.

D

E

F + 0.5

+ 0

G - 4

- 0

H - 4

- 0

J

25 x 138

AN type1

cs type1

138

27

16.4

117 ± 2

33.5 ± 1

9

199

169

50 ± 1.5

25 x 168

AN type1

cs type1

168

27

16.4

147 ± 2

33.5 ± 1

9

229

199

50 ± 1.5

30 x 250

AN type1

cs type1

250

32

21.3

227 ± 2.5

36 ± 1

13

317

287

60 ± 1.5

40 x 370

AN type2

cs type2

370

43

22.3

332 ± 3

57 ± 1.5

18

432

405

69 max.

50 x 373

AN type2

cs type2

373

53

27.1

332 ± 3

63 ± 1.5

18

432

405

80 max.

RSSD



SERIES

CONNECTIONS

K

L ± 0.5

M ± 0.5

P

Ø Q

R

Z

APPROX.

AVERAGE UNIT

WEIGHT IN g

AN

CS

25 x 138

AN type1

cs type1

27 ± 1

6.5

24

51 ± 1.5

5.7

28.5 ± 1

6

90

135

25 x 168

AN type1

cs type1

27 ± 1

6.5

24

51 ± 1.5

5.7

28.5 ± 1

6

115

160

30 x 250

AN type1

cs type1

30 ± 1

9

25

55 ± 1.5

5.7

31± 1

5

240

290

40 x 370

AN type2

cs type2

45 ± 1

9

30

81.5 max.

9.2

45 ± 1.5

10

845

925

50 x 373

AN type2

cs type2

51 ± 1.5

9

30

92.5 max.

9.2

51 ± 1.5

11.5

1270

1350

STANDARD ELECTRICAL SPECIFICATIONS

MODEL

SIZE

RESISTANCE

RANGE



RATED POWER

W

TOLERANCE

± %

RSSD 8 x 34

0834

0.12 to 10

16

5, 10 , 20

RSSD 10 x 50

1050

0.12 to 22

25

5, 10 , 20

RSSD 13 x 70

1370

0.12 to 43

42

5, 10 , 20

RSSD 16 x 94

1694

0.33 to 75

70

5, 10 , 20

RSSD 20 x 117

20117

0.22 to 100

100

5, 10 , 20

RSSD 25 x 138

25138

0.10 to 150

140

5, 10 , 20

RSSD 25 x 168

25168

0.12 to 220

200

5, 10 , 20

RSSD 30 x 250

30250

0.22 to 360

280

5, 10 , 20

RSSD 40 x 370

40370

0.47 to 470

450

5, 10 , 20

RSSD 50 x 373

50373

0.68 to 560

600

5, 10 , 20

MECHANICAL SPECIFICATIONS

Mechanical Protection

Vishay Sfernice special cement

Resistive Element

Nickel alloy wire

Connections

AN collars

CS supporting collars

Average Unit Weight

10 g to 1350 g

ENVIRONMENTAL SPECIFICATIONS

Temperature Range

-55 °C, +450 °C

Climatic Category

-55 °C / +200 °C / 56 days

TECHNICAL SPECIFICATIONS

Resistance Range

0.12

 to 560 

(E12 series)

Standard Tolerance

R

1

 R < 10  ± 10 %

0.1

 R < 1  ± 20 %

Power Rating

14 W to 600 W at 25 °C

PERFORMANCE

TESTS

CONDITIONS

REQUIREMENTS

TYPICAL VALUES AND DRIFTS

Short Time Overload

2 %

1 %

Climatic Sequence

-55 °C, +200 °C

5 cycles

3 %

1 %

Thermal Shock

followed by cold -55 °C / 15

2 %

or 0.05



1 %

Load Life

90 / 30 cycle

5 %

1.5 %