RARA Aluminum Housed, Chassis Mount Resistor Model: IRH, IRV, ULH, ULV, ARH, ARV

Metal Clad Wire Wound Resistors

RARA ULH120

  • Metal clad wire wound resistor
  • Option of flying leads (tab terminals are standard)
  • Inductive or non-inductive design
  • Insulation resistance of 20MΩ minimum
  • Temperature range of -55°C up to +200°C
  • Extruded aluminium horizontal housing
  • UL approved
  • Short time overload of 10 x power rating is 5 seconds
  • RARA
  • Compliant

Specifications

Weight 245.00000 kg
Dimensions 22.00 x 41.00 x 182.00mm
Product Type

,

Series / Model

Power Rating

Minimum Resistance

0.1Ω

Maximum Resistance

1.3kΩ

Tolerance

, , , ,

Temperature Coefficient

Insulation Resistance

20MΩ minimum

Inductive or Non Inductive

Inductive, Non Inductive

Termination / Connection

Flying Leads, Tab Terminals

Temperature Range

-55 to +200°C

RARA Aluminum Housed, Chassis Mount Resistor Model: IRH, IRV, ULH, ULV, ARH, ARV

Metal Clad Wire Wound Resistors

RARA ULH120

  • Metal clad wire wound resistor
  • Option of flying leads (tab terminals are standard)
  • Inductive or non-inductive design
  • Insulation resistance of 20MΩ minimum
  • Temperature range of -55°C up to +200°C
  • Extruded aluminium horizontal housing
  • UL approved
  • Short time overload of 10 x power rating is 5 seconds
  • RARA
  • Compliant

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Product Datasheet

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Custom Component Solutions

Working alongside your design team from the earliest stage, we help you select the right part for the application and, where a standard part will not do, develop customised components with our manufacturing partners such as lead length, termination and package size.

Related RARA ULH120 Components

The ULH120 metal clad wire wound resistor series from RARA offers a power rating of up to 120W on a heat sink (96W in free air) with available resistance values between 0.1Ω and 1.3kΩ (inductive design) or between 0.1Ω and 300Ω (non-inductive design). These high power resistors are available being UL approved and with tolerances of ±0.5%, ±1.0%, ±2.0%, ±5.0% and ±10.0% as standard with other options available including flying leads or tab terminals, as well as inductive or non-inductive resistive windings. The ULH120 series from RARA has an extruded aluminium horizontal housing providing strong and rugged protection all with a temperature range from -55°C up to +200°C

  • Metal clad wire wound resistor
  • Inductive resistance range available between 0.1Ω and 1.3kΩ (flying leads) or 0.1Ω and 187Ω (tab terminals)
  • Non-inductive resistance range available between 0.1Ω and 300Ω (flying leads) or 0.1Ω and 187Ω (tab terminals)
  • Option of flying leads (tab terminals are standard)
  • TCR of +260 ppm/°C maximum
  • Tolerance values available of ±0.5%, ±1.0%, ±2.0%, ±5.0% and ±10.0%
  • Power rating of 120W on a heat sink (96W in free air)
  • Insulation resistance of 20MΩ minimum
  • Temperature range between -55°C and +200°C
  • UL approved
  • Short time overload of 10 x power rating for 5 seconds

 

Typical applications for the ULH series include:

  • Motor drives
  • braking and snubbing applications
  • Charging for electric vehicles
  • Power sources for industrial equipment

 

The below table gives the specifications available for the ULH series including the ULH120 resistors:

RARA ULH120 Specifications
The dielectric withstanding voltage options available are AC1500V, 3500V, 4500V and 5400V for 1 minute and also available in extended ohmic ranges from 0.001Ω up to 750kΩ please contact us for further details. 

 

RARA Aluminum Housed, Chassis Mount Resistor Model: IRH, IRV, ULH, ULV, ARH, ARV

Metal Clad Wire Wound Resistors

RARA ULH120