Adjustable wirewound resistor VISHAY RSSD20117A39R0JB15 for heavy duty industrial power applications
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Product Description
Vishay Sfernice RSSD Series Wirewound Resistors
The Vishay Sfernice RSSD series offers industrial high-power, vitreous tubular, adjustable wirewound resistors designed for demanding applications. These resistors are known for their ability to withstand heavy transient conditions, severe shock, and vibration. They are particularly suited for low ohmic value requirements and can be tapped using adjustable collars for flexible configuration. Key advantages include high power ratings, excellent thermal shock resistance, mechanical strength, and fire-proof construction, making them ideal for industrial power applications.
Product Attributes
- Brand: Vishay Sfernice
- Material: Stainless Steel 304 L (Collars)
- Material Categorization: For definitions of compliance see www.vishay.com/doc?99912
- Certifications: NF F 16101, 10/1988 and 16102, 04/1992: Not applicable
Technical Specifications
| Model Size | Resistance Range | Rated Power P25 C W | Tolerance % | Approx. Average Unit Weight g | Temperature Range C | Climatic Category |
| RSSD 8 x 34 | 0.12 to 10 | 16 | 5, 10, 20 | 10 | -55 to +450 | -55 / +200 / 56 days |
| RSSD 10 x 50 | 0.12 to 22 | 25 | 5, 10, 20 | 22 | -55 to +450 | -55 / +200 / 56 days |
| RSSD 13 x 70 | 0.12 to 43 | 42 | 5, 10, 20 | 38 | -55 to +450 | -55 / +200 / 56 days |
| RSSD 16 x 94 | 0.33 to 75 | 70 | 5, 10, 20 | 55 | -55 to +450 | -55 / +200 / 56 days |
| RSSD 20 x 117 | 0.22 to 100 | 100 | 5, 10, 20 | 80 | -55 to +450 | -55 / +200 / 56 days |
| RSSD 25 x 138 | 0.10 to 150 | 140 | 5, 10, 20 | 90 | -55 to +450 | -55 / +200 / 56 days |
| RSSD 25 x 168 | 0.12 to 220 | 200 | 5, 10, 20 | 115 | -55 to +450 | -55 / +200 / 56 days |
| RSSD 30 x 250 | 0.22 to 360 | 280 | 5, 10, 20 | 240 | -55 to +450 | -55 / +200 / 56 days |
| RSSD 40 x 370 | 0.47 to 470 | 450 | 5, 10, 20 | 845 | -55 to +450 | -55 / +200 / 56 days |
| RSSD 50 x 373 | 0.68 to 560 | 600 | 5, 10, 20 | 1270 | -55 to +450 | -55 / +200 / 56 days |
Performance Tests
| Test | Conditions | Requirements | Typical Values and Drifts |
| Short Time Overload | 10 Pr during 5 s | 2 % | 1 % |
| Climatic Sequence | -55 C, +200 C, 5 cycles | 3 % | 1 % |
| Thermal Shock | Load at 100 % Pr followed by cold -55 C / 15 min | 2 % or 0.05 | 1 % |
| Load Life | 90 / 30 cycle, 1000 h at Pr at +25 C | 5 % | 5 % |
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Company
Beijing Silk Road Enterprise Management Services Co., Ltd.
Location
16 Floor, Unit B, Jiatai International Mansion, No 41, Dongsihuan Zhong Road, Chaoyang District, Beijing
Contact Person
Sellina