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Model R.W -7.5
Type
R.W-5 & R.W-7.5, are specially designed to meet middle
level power requirements of industry and to meet the compact
size and requirements of new design of Railway coach battery
charger alternators. These products are available with
conventional solder terminals or Stud type terminals for easy
onsite assembly, Shaft locking nuts fixed with the pot
prevents Shifting of settings under heavy vibratory
conditions.
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| R.W
- 7.5
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R.W
- 7.5
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| Specifications |
| Resistance
Range |
50
W
to 50K W |
| Standard
Values |
50,100,150,200,250,500,1K,1K5,
2K,
2K5,3K,5K,10K,20K,25K & 50K |
| Resistance
Tolerance |
+ 10 % Standard,
+ 5 % special |
| Power
ratting |
7.5
Watt @ 40 ° C |
| End
Resistance |
0.2 W
or 0.02 % which ever is > |
| Effective Angle of
Rot. |
285°
+ 15° |
| Maximum Working
Vol. |
500 VDC |
| Insulation
Resistance |
500 Meg.
W
@ 500 VDC |
| Voltage
Proof |
1500 VAC for 1 Min. At Sea level |
| TCR of Resistance
Wire |
150 ppm/ ° C |
| Mechanical
Angle of Rot. |
290°
+ 15° |
| Rotational Life
Expectancy |
20,000 Cycles |
| Temperature
Range |
0 - 70°C |
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Ordering
Information
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| Model No. |
Resistance
Value |
Shaft
Length,mm |
| R.W -7.5 |
50, 100, 250, 500,
1K, 2K, 2K5, 3K, 5K,
10K, 20K, 25K, 50K |
19, 25,
as required |
| Example
R.W-7.5, 20K,25mm |
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Note Specifications, Design and Dimensions
subject to change without notice, for incorporating new technology.
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