RT55 Datasheet

RT55
www.vishay.com
Vishay Sfernice
Wirewound Rheostat/Potentiometer
FEATURES
• 55 W at 25 °C
• CCTU 05-03B (PA3)
• Material categorization: for definitions of
compliance please see www.vishay.com/doc?99912
DIMENSIONS in millimeters
ADAPTATION BOARD
PANEL CUT OUT DETAILS
Ø 10.5
2 holes Ø 5
7.6
23.5
23.5
RT55-PA3
36
60 ± 2.5
4
PANEL CUT OUT DETAILS
-0
Ø 6 - 0.05
Ø 4.5
M10 x 0.75
12.5 ± 0.5
38
15
Screw M3
9±1
60°
39
Ø 10.5
25 ± 2
AS
Mounting side
STANDARD ELECTRICAL SPECIFICATIONS
MODEL
RT55
RESISTANCE
RANGE

TOLERANCE
±%
RATED POWER
P25 °C
W
VARIATION LAW
STANDARD (1)
LIMITING
ELEMENT VOLTAGE
V
DIELECTRIC
STRENGTH
VRMS
INSULATION
RESISTANCE

1 to 10K
10
55
Linear
500 (linear law)
1000
103M (500 VCC)
Note
(1) On request: Sectorial winding
CLIMATIC SPECIFICATIONS
MECHANICAL SPECIFICATIONS
Temperature range
Mechanical protection
Vitreous
Mechanical travel
300° ± 5°
Operating torque
2 Ncm to 15 Ncm
End stop torque
100 Ncm
Climatic category
-55 °C; +320 °C
CCTU 454
CEI 55/200/56
Unit weight
Revision: 13-Oct-15
175 g
Document Number: 50027
1
For technical questions, contact: [email protected]
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
RT55
www.vishay.com
Vishay Sfernice
LOCKING DEVICE
This is supplied as an option. The available spindle length is
according to the panel thickness.
Order reference: DBA6
1 ± 0.2
2 tightening screws
PARTICULAR CHARACTERISTICS
NOMINAL
RESISTANCE

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
ADAPTATION BOARD
100
74.1
0.74
This enables 2 point mounting instead of bush mounting.
The adaptation board is supplied as an option with 2
mounting screws.
150
90.8
0.6
220
110
0.5
330
135
0.4
470
161
0.34
0.28
13
spanner no 14
max. panel thickness
6.5
SPINDLES
Ø
mm
680
193
CODE
1K
235
0.23
Without
AD
1.5K
287
0.19
With
ADF
2.2K
348
0.16
Without
AS
3.3K
426
0.13
With
ASF
4.7K
500
0.11
Without
AL
5.6K
500
0.09
10K
500
0.05
DISTANCE TO MOUNTING SCREW DRIVER
PLATE mm
SLOT
22
6
25
50
For any special requirement on request: Spindle flats, etc.
Please supply detailed drawing.
COMMAND KNOB 41JF (OPTION)
DIAL CG78 (OPTION)
21
4 holes Ø 3.5
2 holes Ø 4.5
Ø 56
5
4
Ø 12
6
3
7
Ø6
2
8
18
65
78
9
1
10
0
47
65
78
MARKING
Vishay Sfernice trademark, series, style, ohmic value (in  or k), tolerance (in %), maximum current in A, manufacturing date.
Revision: 13-Oct-15
Document Number: 50027
2
For technical questions, contact: [email protected]
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
RT55
www.vishay.com
Vishay Sfernice
ORDERING INFORMATION
RT
055
AS
4701
K
B
XXX
MODEL
STYLE
SPINDLE
OHMIC VALUE
TOLERANCE
PACKAGING
SPECIAL DESIGN
GLOBAL PART NUMBER INFORMATION
R
GLOBAL
SIZE
MODEL
RT
T
LOCKING
DEVICE (OPT.)
055
Revision: 13-Oct-15
D
0
5
WINDING
(OPT.)
5
A
COMMAND
SHAFT
AS = Standard
(Diam: 6 mm)
AL
ASF
AD
As applicable
ADF
xxx(x) =
Internal
number
BXXX
or
BXXXX
S
2
2
OHMIC VALUE
The three first digits are
significant figures and
the last digit specifies
the number of zeros to
follow. R designates
decimal point.
R
0
K
B
TOLERANCE PACKAGING
J=5%
K = 10 %
B = Bulk
BO1
SPECIAL
As applicable
Ex = DXxx
2002 = 20 k
4700 = 470 
22R0 = 22 
0R01 = 0.01 
Document Number: 50027
3
For technical questions, contact: [email protected]
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
Legal Disclaimer Notice
www.vishay.com
Vishay
Disclaimer
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Material Category Policy
Vishay Intertechnology, Inc. hereby certifies that all its products that are identified as RoHS-Compliant fulfill the
definitions and restrictions defined under Directive 2011/65/EU of The European Parliament and of the Council
of June 8, 2011 on the restriction of the use of certain hazardous substances in electrical and electronic equipment
(EEE) - recast, unless otherwise specified as non-compliant.
Please note that some Vishay documentation may still make reference to RoHS Directive 2002/95/EC. We confirm that
all the products identified as being compliant to Directive 2002/95/EC conform to Directive 2011/65/EU.
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requirements as per JEDEC JS709A standards. Please note that some Vishay documentation may still make reference
to the IEC 61249-2-21 definition. We confirm that all the products identified as being compliant to IEC 61249-2-21
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Revision: 02-Oct-12
1
Document Number: 91000