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R7503
The Yaskawa R7503 functions as a heat sink mount resistor, designed for both 1-phase and 3-phase applications. It has a resistance value of 22 Ω and operates at voltages between 200–240 V, while effectively managing a power capacity of 300 W.
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Technical specifications for R7503
| Manufacturer | Yaskawa |
|---|---|
| Product Type | Heat Sink Mount Resistor |
| Product Line | Accessories |
| Part Number | R7503 |
| Weight | 3.00 lbs (1.36 kg) |
| Voltage Rating | 200–240 V |
| Resistance Value | 22 Ω |
| Temperature Range | –25°C to +200°C |
| Phase | 1-Phase / 3-Phase |
| Tolerance | ±5% |
| Protection Class | IP20 (typical) |
| Power Rating | 300 W |
| Mounting Type | Heat sink mount |
| Insulation Resistance | >1,000 MΩ |
| Compliance | RoHS, CE |
| Connection Type | Screw terminals |
The component designated as the R7503 from Yaskawa serves as a heat sink mount resistor crucial for managing electrical energy. With a voltage rating spanning from 200 to 240 V, this resistor is versatile for use in both 1-phase and 3-phase systems. It possesses a fixed resistance value of 22 Ω, functioning efficiently within a power rating of up to 300 watts.
The operational temperature threshold of this unit lies between -25°C and +200°C, allowing it to endure a variety of challenging conditions. Additionally, a tolerance level of ±5% ensures reliable performance under variable load conditions. This unit typically complies with an IP20 protection class, denoting its suitability for indoor applications amid dust-controlled environments.
The R7503 also boasts an impressive insulation resistance exceeding 1,000 MΩ, ensuring robust electrical isolation and safety for connected circuits. Mounted via a heat sink mechanism, it effectively dissipates heat, enhancing the durability of both the resistor and the complete electrical system. Its connections are facilitated through screw terminals, providing secure and easy integration into existing configurations. Furthermore, this resistor is compliant with both RoHS and CE regulations, ensuring adherence to international standards for safety and environmental considerations.
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