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Application Note for Power Wire Wound Resistors
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Open Helical Coil Wound Power Resistor FDL
pring Cooled Wound Resistor

  • Open Helical Coil Wound Power Resistor also know as Spring Cooled Wound Resistor

  • Applications :  

  • Variable Frequency Drive, Frequency Converter Drives, Server, Motion Control

  • High Pulse Energy absorption
  • Load Banks
  • Overhead Crane, hoist forklifts Control Systems

  • Electric Lift Trucks

  • Mine locomotive

  • Neutral Grounding of Transformers and generators

  • Elevator control

  • High Current

  • Dynamic Braking

  • Discharge Resistors

  • Snubber Resistor in power snubber circuits

  • Heaters

  • Characteristics :

  • This series Open Helical Coil Wound Resistors has coiled resistance material and winds around the ceramic substrate.

  • The design increases the airflow across the coiled resistance material, stabilize resistive Coil temperature and increase the rate of energy dissipation.

  • Power range : 500W to 4000W

  • Suitable for both Continuous Duty and Short Pulse Energy dissipation applications

  • Withstand Severe short-time overload : 5 x rated Wattage 10 seconds

  • Support multi-Resistances per resistor

  • Support adjustable resistance requirement with an adjustable ring Terminal

  • Support mounting fixture and enclosure requirement

  • Resistor size might be changed according to different resistance value and load current requirement

  • We manufacture Open Helical Coil Wound Power Resistors for wide variety of industrial applications. Different applications can have very different capacitor electrical and mechanical profile requirements.

  • Accept small, large quantity orders and PayPal

  • Prompt Delivery within 7 ~ 14 days

  • e-mail us for pricing.

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