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Ohmite C300KR31E Vitreous Enamel Power Resistor
The OHMITE C300KR31E is a robust vitreous enamel power resistor within the 280 Series, engineered for demanding applications requiring high current capacity and low ohmic values. Its tubular ceramic core, combined with a vitreous enamel coating (except for low-resistance models), provides excellent durability and heat dissipation. The ribbed construction further enhances cooling efficiency, making it ideal for motor starting, dynamic braking, and other applications involving frequent start-stop cycles. Available in fixed and adjustable configurations, and with various terminal options, the C300KR31E offers versatility for diverse industrial needs. It is RoHS compliant and designed to withstand overload conditions.
Ohmite C300KR31E Vitreous Enamel Power Resistor Specifications:
- Core: Tubular Ceramic
- Terminals: Tinned lug with hole
- Resistance: Max. 63Ω (300W version)
- Tolerance: +/-10% (K)
- Power Rating: Based on 25°C free air rating
- Overload: 10 times rated wattage for 5 seconds
- Temperature Coefficient: +/-400 ppm/°C
- Coating: Lead free vitreous enamel (except for low resistance models)
- Dielectric Withstanding Voltage: 1000 VAC
- Adjustable Lug: Supplied with adjustable 300 watt models
- RoHS Compliant: Yes
- Derating: Linearly from 100% @ +25°C to 0% @ +400°C
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Frequently Asked Questions
Where can I buy Ohmite C300KR31E?
You can click on the BUY or RFQ button to purchase C300KR31E from an authorized Ohmite distributor.
How do I troubleshoot issues or seek technical support for part C300KR31E?
You can download the C300KR31E datasheet or visit the Ohmite website for support.
Who is the manufacturer of C300KR31E?
Ohmite