Document Number: 66102
Revision 25-Aug-00
www.vishay.com
4
MP10
Vishay Angstrohm
FEATURES
Diameter 1 9/16" [39.69mm]
Depth behind panel 1 3/8" [34.92mm]
Shaft 1/4" [6.35mm] diameter
Rotation 300
°
±
5
°
Weight 0.180 pounds (82 grams)
Mounts on panels up to 1/4" [6.35mm] by means of a 3/8" [9.52mm], 32 bushing
and hex nut
Non-turn lugs require 3/16" [4.76mm] hole, 1/2" [12.70mm] below center of shaft -
Model "A" shaft
U. L. Recognized, File No. E51076
Power Rheostats
25 Watt
— Resistance value
— Amps
— Date code
MP10
MODEL
A
BUSHING AND SHAFT CONFIGURATION
1500
VALUE
NOTE:
For Additional Features: Submit detailed drawing information when ordering “non-standard” parts.
MARKING
ORDERING INFORMATION
11/32 [8.73]
5/8 [15.88]
1/2 [12.70]
5/8
[15.88]
TYPE B: 1/2 [12.70], 11/32 [8.73]
Models. Slotted shaft with standard
bushing for 1/8 [3.18] panel.
TYPE C: 3/4 [19.05], 5/8 [15.88]
Models. Locking bushing with
slotted shaft for 1/4 [6.35] panel.
TYPE D: 5/8 [15.88], 1/2 [12.70]
Models. Locking bushing with
slotted shaft for 1/8 [3.18] panel.
TYPE E: 27/32 [21.43], 11/32 [8.73]
Models. Std. bushing and flatted shaft
w/screwdriver slot for 1/8 [3.18] panel.
11/32 [8.73]
27/32
[21.43]
3/4
[19.05]
1/2
[12.70]
SPECIAL SHAFTS
in inches [millimeters]
* All other intermediate resistance values are available
and can be manufactured on a normal delivery cycle.
Angstrohm rheostat standard wattage
ratings are based on a 300
°
C rise in
“free-air” in ambient not exceeding
+ 40
°
C (shown). For other applica-
tions, wattage ratings are available
based on 340
°
C rise in "free-air" in
ambient not exceeding + 25
°
C, and in
other cases + 50
°
C.
DERATING
TOTAL
OHMS
1.0
2.0
3.0
6.0
8.0
10.0
15.0
25.0
35.0
50.0
75.0
100.0
125.0
175.0
250.0
350.0
500.0
750.0
1000.0
1500.0
2500.0
3500.0
5000.0
5.00
3.54
2.89
2.04
1.77
1.58
1.29
1.00
0.85
0.71
0.58
0.50
0.45
0.38
0.32
0.27
0.22
0.18
0.16
0.13
0.10
0.08
0.07
APPROXIMATE
STEPS
28
31
48
51
54
54
64
86
105
115
135
152
143
160
185
205
230
270
292
353
358
392
440
RESISTANCE VALUES*
MAXIMUM
AMPS
A = Standard Flatted Shaft
AMBIENT TEMP. DEG. CENTIGRADE
%
40
100
150 200
250
300 350
120
100
80
60
40
20
0
1 9/16
[39.69]
Dia.
1/2
[12.70]
.093 [2.36] Holes
for No. 2 Screws
27/32
[21.43]
.064 [1.63]
31/32
[24.61]
11/32
[8.73]
1 3/8
[34.92]
BUSHING 3/8 [9.52].
32 Thread with a
3/32 [2.38] Thick
Hex Nut
1/32
[.794]
3/8
[9.52]
1/4
[6.35]
1 1/2
[38.10]
Dial # 548
2 1/4 [57.15]
3/4
[19.05]
Knob # 552
DIMENSIONS
in inches [millimeters]