The upgraded UVR6 is a high-performance electronic automatic voltage regulator, delivering stable and outstanding performance for alternators during startup and continuous operation. Equipped with comprehensive multi-protection circuits to safeguard generators against dangerous abnormal operating conditions.
UVR6 is fully compatible with all Mecc Alte alternators, serving as the standard matching AVR for gensets rated ≥85KVA, supporting both single-phase and three-phase units.
Core Technical Parameters
Voltage Build-up: Automatic excitation when residual magnetism voltage ≥4V/25Hz
Power Input: AC 80~270V, 50/60Hz
Sensing Input: AC 170~480V, single/three phase, 50/60Hz
DC Excitation Output: 80VDC
Excitation Current: 6A continuous; 10A for 10 seconds transient
Built-in Frequency Compensation: Under-frequency protection circuit to reduce output voltage automatically when engine speed drops
Voltage Regulation Accuracy: Better than 1%
Key Advantages
Precise voltage control within ±1% tolerance, stable output under fluctuating loads
Complete built-in protection against under-frequency, overload, overvoltage, loss of sensing
Wide input voltage range, strong adaptability to unstable generator power supply
Resin-sealed compact structure, anti-vibration, dustproof and long service life
Easy wiring, plug-and-play replacement for original Mecc Alte UVR6
Application
Brushless diesel & natural gas generator sets, industrial standby power, commercial emergency power units, all Mecc Alte alternators above 85KVA.
