Document Number: 50027

For technical questions, contact: sfer@vishay.com

www.vishay.com

Revision: 24-Sep-08

86

RT55

Wirewound Rheostat/Potentiometer

Vishay Sfernice

LOCKING DEVICE

This is supplied as an option. The available spindle length is

according to the panel thickness.

Order reference: DBA6

ADAPTATION BOARD

This enables 2 point mounting instead of bush mounting. The

adaptation board is supplied as an option with 2 mounting

screws.

For any special requirement on request: spindle flats, etc.

Please supply detailed drawing.

MARKING

SFERNICE trademark, series, style, ohmic value (in

Ω or kΩ), tolerance (in %), maximum current in A, manufacturing date

SPINDLES

Ø

mm

DISTANCE TO MOUNTING

PLATE mm

SCREW DRIVER

SLOT

CODE

6

22

WITHOUT

AD

WITH

ADF

25

WITHOUT

AS

WITH

ASF

50

WITHOUT

AL

1 ± 0.2

2 tightening screws

max. panel thickness

13

6.5

PARTICULAR CHARACTERISTICS

NOMINAL

RESISTANCE

Ω

MAX. SERVICE

VOLTAGE

V

MAX. CURRENT

THROUGH WIPER

A

1

7.41

7.41

1.5

9.08

6.05

2.2

11

5

3.3

4.7

6.8

4.7

16.1

3.42

6.8

19.3

2.84

10

23.5

2.35

15

28.7

1.91

22

34.8

1.58

33

42.6

1.29

47

50.8

1.08

68

61.2

0.9

100

74.1

0.74

150

90.8

0.6

220

110

0.5

330

135

0.4

470

161

0.34

680

193

0.28

1K

235

0.23

1.5K

287

0.19

2.2K

348

0.16

3.3K

426

0.13

4.7K

500

0.11

5.6K

500

0.09

10K

500

0.05

4 holes Ø 3,5

2 holes Ø 4.5

Ø12

47

65

78

78

65

0

1

2

3

4

5

6

7

8

9

10

DIAL CG78 (OPTION)

21

Ø 56

18

Ø6

COMMAND KNOB 41JF (OPTION)

ORDERING INFORMATION

VITREOUS

RT

55

L

AS

4K7

± 10 %

B01

e

SERIES STYLE SPINDLE

LOCKING

DEVICE

Optional

VARIATION

LAW

SPECIAL

DESIGN

Method N°

Optional

WINDING

Optional

SPINDLE

(Code)

for special

spindles please

supply detailed

drawing

OHMIC

VALUE

TOLERANCE PACKAGING

LEAD

(Pb)-FREE

ACC

BOUTON

CADIAN

CG78

41JF

e

ACCESORIES

MODEL

TYPE

STYLE

LEAD (Pb)-FREE