Introduce

Product：

User manual：

Software Download：

DESCRIPTION:

M40FA640A Automatic Voltage Regulator is developed（分行点） by Marelli suitable for Three-phase Synchronous Generators. Which is provided with internal circuits （分行点）in order to reduce the excitation, when running at low speed, in order to avoid damages to the excitation system of the generator.

Supply Voltage:170-277V(50/60Hz),Power Supply:1000 VA (max),

Voltage Sensing:170-270/380-415/440-480V(three or single phase sensing),

Output Voltage(DC): 80V (max, continuous),Output Current(DC):8A (max, continuous),Output Current(DC):15A (max 1 minute forcing),

Operating Temperature: -30℃-+70℃.

APPLICATION:

M40FA640A Automatic Voltage Regulator is developed by Marelli suitable for Three-phase Synchronous Generators. Which is provided with internal circuits in order to reduce the excitation, when running at low speed, in order to avoid damages to the excitation system of the generator.

INPUT/OUTPUT DATA:

1) Supply Voltage:170-277V(50/60Hz)

2) Power Supply:1000 VA (max)

3) Power Dissipated:30W (max)

4) Voltage Sensing:170-270/380-415/440-480V

 (three or single phase sensing)

5) Output Voltage(DC): 80V (max, continuous)

6) Output Current(DC):8A (max, continuous)

7) Output Current(DC):15A (max 1 minute forcing)

8) Regulation Accuracy: +/-0.5% steady state conditions, for rated voltage and PF

9) Voltage Drift: +/-0.5% of voltage change for 50°C T amb change

10) Response Time: 1 cycle (12ms-16.6ms)

11) Operating Temperature: -30°C- +70°C

12) exciter Field Resistance: 3.5Ω (min)-20Ω (max)