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The 1397-802275-2R from Allen Bradley serves as an armature SCR assembly rated for operation at both 230 and 460 volts AC. Suitable for demanding applications, this assembly adapts seamlessly to various horsepower requirements ranging from 100 to 300 horsepower depending on the voltage level.
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| Manufacturer | Allen Bradley |
|---|---|
| Product Type | Armature SCR Assembly |
| Product Line | 1397 Drives |
| Part Number | 1397-802275-2R |
| Weight | 0.06 lbs (0.03 kg) |
| UPC | 662453666617 |
| Voltage | 230/460 Volts AC |
| Hp Rating at 230 Volts | 100 - 150 Horsepower |
| Hp Rating at 460V | 200 - 300 Horsepower |
| Assembly size/frame | Size S6 |
| Phase | 3-Phase |
| Cooling method | Heat sink |
| Operating ambient temperature | 0 … 40 °C |
| Storage temperature | −40 … +70 °C |
| Relative humidity | 95% non-condensing |
| Altitude | 2000 m |
| Repetitive peak inverse voltage | 1200–2000 V |
| On-state voltage drop | 1.5–2.5 V per SCR device |
| Gate trigger current | 50–200 mA |
The Allen Bradley 1397-802275-2R is an armature SCR assembly tailored for robust industrial applications. It functions effectively at voltage ratings of 230 and 460 volts AC. At 230 volts, it can handle horsepower ratings from 100 to 150, while at 460 volts, it supports horsepower ratings up to 300. This assembly is built within a Size S6 frame, providing versatility in various installations.
Operating within a 3-phase electrical configuration, the assembly utilizes a heat sink for cooling, thus maintaining optimal performance under load conditions. It is designed to operate in environing temperatures ranging from 0 to 40 degrees Celsius. When storage conditions are necessary, the SCR assembly is capable of withstanding temperatures from -40 degrees to +70 degrees Celsius, indicating its reliability in extreme environments. The unit can be safely installed at altitudes reaching up to 2000 meters, allowing for use in diverse locations.
This SCR assembly operates with a repetitive peak inverse voltage range of 1200 to 2000 volts, providing robust control over voltage spikes. The on-state voltage drop per individual SCR device ranges from 1.5 to 2.5 volts, ensuring efficient conductivity. Additionally, the required gate trigger current for the SCR devices falls between 50 and 200 milliamps, which is crucial for activation during operation. The assembly is also rated for relative humidity up to 95%, non-condensing, emphasizing its adaptability in various operational conditions.