Original Kutai ADVR-12 12A Hybrid Analog-Digital AVR
$416.00
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Description
The Kutai ADVR-12 is a robust 12 Amp Universal Hybrid Analog-Digital Voltage Regulator. Engineered for high-demand brushless generators, it provides superior voltage stability and precision control. This unit is uniquely designed to work with Shunt, Auxiliary Winding, and PMG excitation systems, making it one of the most versatile AVRs in the Kutai lineup.
By utilizing a hybrid design, the ADVR-12 combines the rapid response of analog circuits with the intelligent protection of digital processing. Its 12-Amp high-output capacity makes it suitable for larger generator sets that require higher excitation currents, ensuring steady power even under heavy industrial loads.
Details
SPECIFICATION INSTALLATION AND ADJUSTMENTS
Technical Specifications
| Sensing Input | 180 – 520 VAC, 1 Phase 2 Wire (DIP Switch Selectable) |
| Power Input | 100 – 300 VAC, 1 Phase 2 Wire |
| Output Current | Continuous 12A, Intermittent 15A for 10 seconds |
| Voltage Regulation | Less than ± 0.5% (with 4% engine governing) |
| Excitation Resistance | Min. 3Ω @ 35 VDC; Max. 100Ω |
Adjustments & Setup
- VOLT: Adjusts the generator output voltage.
- STAB: Fine-tunes the stability to prevent oscillation.
- U/F: Under-frequency protection knee point setting (50/60 Hz).
- DROOP: Parallel operation droop adjustment (if CT is connected).
- O/E: Over-excitation threshold adjustment.
Key Features
Advanced Features:
- Digital Low-Frequency Protection: Built-in LED indicates U/F status.
- Soft Start Ramping: Ensures smooth voltage build-up during start-up.
- EMI Suppression: Internal electromagnetic interference filtering.
- Durability: Rugged design encapsulated with resin for vibration and moisture resistance.
- Universal Replacement: Compatible with many Stamford, Mecc Alte, and Leroy Somer systems requiring high-amp excitation.
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