Caterpillar 9Y8420 Voltage Regulator
Maintain optimal generator performance with the genuine Caterpillar 9Y8420 Voltage Regulator (VR3-SE). Designed for reliable excitation control, this industrial-grade regulator features a 200/240 VAC 3-phase input and a 10 ADC continuous output. Ideal for heavy-duty power generation systems.
Caterpillar 9Y8420 Voltage Regulator
The Caterpillar 9Y8420 (Model VR3-SE) is a heavy-duty industrial voltage regulator engineered specifically for precise generator excitation control. Built to withstand demanding industrial environments, this UL-Listed control unit ensures stable and reliable voltage output for your Caterpillar generator systems. It features a 3-phase input sense voltage of 200/240 VAC at 50/60 Hz and delivers a continuous output exciter power of 10 ADC at 48 VDC, alongside an 84 VDC forcing capability. The unit is equipped with a built-in level gain adjustment potentiometer for fine-tuning and utilizes KTK-R-12 fuses for robust circuit protection.
Technical Specifications:
- Brand: Caterpillar
- Model / Part Number: 9Y8420 / VR3-SE
- Input Sense Voltage: 200/240 VAC, 3-Phase, 50/60 Hz
- Output Exciter Power: 10 ADC Continuous at 48 VDC (84 VDC Forcing)
- Fuse Compatibility: Requires KTK-R-12 Fuses
- Certifications: UL Listed Industrial Control Equipment (File E204859)
| Brand | Caterpillar |
|---|---|
| Model | 9Y8420 |
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