C300KR50

Operating Temperature:	-55°C ~ 400°C
Failure Rate:	--
Package / Case:	Radial, Tubular
Lead Style:	Solder Lugs
Height - Seated (Max):	--
Size / Dimension:	1.125" Dia x 8.500" L (28.58mm x 215.90mm)
Mounting Feature:	Brackets (not included)
Coating, Housing Type:	Vitreous Enamel Coated
Features:	--
Series:	Corrib®280
Temperature Coefficient:	±400ppm/°C
Composition:	Wirewound
Power (Watts):	300W
Tolerance:	±10%
Resistance:	500 mOhms
Part Status:	Active
Packaging:	Bulk

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Chassis Mount Resistors have been around for more than a century and have been a popular choice for a wide range of applications. One such type of chassis mount resistor is the C300KR50, which is an insulated, tubular resistor with an adjustable and fixed resistive elements. The C300KR50 is rated for up to 50 watts of power dissipation, making it well suited for a variety of applications, from residential to industrial settings.The C300KR50\'s design consists of two resistors in parallel, a fixed and an adjustable element. The adjustable resistor has an adjustment handle that can be turned in either direction to vary the resistance value from 300 to 5000 ohms. This makes the C300KR50 ideal for applications that require precise resistance level adjustments, such as motor speed control or lighting dimming. The fixed resistor provides a base resistance value to the circuit, and helps to maintain the resistor\'s accuracy and stability over time while also protecting against insulation breakdown. The two elements are encased in a fire retardant cover that also has an in-built shield to prevent accidental short-circuits from taking place.The C300KR50 is primarily used in automotive electronics, audio/visual equipment, and HVAC systems. In the automotive industry, the C300KR50 can be used to control the voltage going to the various components of the vehicle such as the engine and the brakes. This helps to ensure a stable operation and reduces the risk of damage to the system due to fluctuations in voltage. In audio/visual equipment, the C300KR50 can be used as a voltage divider to produce a certain output voltage level. And in HVAC systems it can be used to control the blower motor speed.When it comes to the working principle of the C300KR50, it is actually quite simple. In a basic circuit, the current flowing through the resistor is inversely proportional to the resistance. This means that as the resistance level is increased, the current through the resistor is reduced. The adjustable element of the C300KR50, when adjusted, changes the resistance of the circuit, which causes the current to be changed. This makes it easy to control the motor or lighting requirements of the system without having to replace any other components.The C300KR50 has many advantages over other chassis mount resistors due to its insulated construction and adjustable element. Its robust construction enables it to withstand high temperatures and is therefore suitable for high temperature applications such as automotive and industrial settings. Its adjustable element also makes it easier to adjust resistance values to match the needs of the application. In summary, the C300KR50 is an excellent choice for a variety of applications that require precision resistance adjustment and excellent heat dissipation.

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Part Number	Manufacturer	Price	Quantity	Description