Single Turn Wire Wound Potentiometer, R.W-7.5
PANKAJ, the popular brand for panel mounted Wire Wound Potentiometers, manufactures model R. W. 7.5 product best suited for Railways & battery charges applications etc. This product is also available with Screw / nut type stud terminals. Incidentally this is the only product of its kind in market.
Features
- Brass Nickel Plated Bush & Spindle
- Tin Plated Terminals
- Thermoset Housing
Optional Features
- Various Shaft Lengths and Designs
- Stud type terminals
Electrical Specifications
| Resistance Range | 50Ω to 50KΩ |
| Resistance Tolerance | +10% Standard, +5% Special |
| Power Rating | 7.5 Watt @ 40°C |
| End Resistance | 0.2Ω or 0.02 % which ever is greater |
| Elec. Angle of Rotation | 265° + 15° |
| Maximum Working Voltage | 500VDC |
| Insulation Resistance | 500MΩ @ 500VDC |
| Voltage Proof | 1500VAC for 1 Min. At Sea level |
| TCR of Resistance Wire | 150ppm/°C |
| Rotational Life Expectancy | 20,000 Cycles at 15 RPM |
| Temperature Range | 0 – 70°C. |
Mechanical Specifications
| Housing Diameter | 48mm |
| Housing Length | 38mm |
| Shaft Diameter | 6.3mm |
| Shaft Length | 41mm |
| Bush Mounting | 3/8″ x 32 TPI, 10mm Long |
| Mechanical Angle of Rot. | 285° + 15° |
Applications
- Railway Battery Chargers,
- Power Supplies,
- AC/DC Motor Drives,
- Process Control Equipments,
- Test and Measuring Instruments,
- Control Panels,
- Offset Settings & many more.
Dimensional Diagram
Other Options
Ordering Information Example: R.W-7.5, 20K, 41mm
| Model No. | Resistance Value | Shaft Length in mm | Other Options |
| R. W-7.5 | 50, 100, 250, 500, 1K, 2K, 2K5, 3K, 5K, 10K, 20K, 25K, 50K |
41mm or as required | P – Locking Plate L – Shaft Locking Nut |
- Date: December 28, 2019
- Category: POTENTIOMETERS, Single Turn, Wire Wound
