HT INDUSTRIAL AUTOMATION LIMITED

KUTAI AVR Voltage Regulator EA75A220HL EA75A220FL

Brand New Original Kutai AVR made in TaiWan with wholesale price.

Carbon Brush Gensets AVR 75Amp

EA75A220HL (Half Wave) and EA75A220FL (Full Wave) 75Amp universal self excited genset voltage regulator compatible replacement for carbon brush type generators. There are also optional low frequency protection available.

Parallel version is available for option.

Features:

Voltage regulation less than +/-1%

50/60 Hz selectable

Full wave and half wave version available

Adjustable voltage, stability and field limit

Built-in high breaking capacity fuse

Forced-Air Cooling by internal fan

Under frequency protection

Specifications:

Sensing Input     

Voltage 170 to 265 Vac 1 phase 2 wire

Frequency 50/60 Hz selectable

Output (at 220 Vac input)  

Voltage

EA75A220HL Max. 90 Vdc

EA75A220FL Max. 180 Vdc

Current Continuous 75A Intermittent 100A for 10 seconds

Resistance

EA75A220HL Min. 0.9 ohm

EA75A220FL Min. 1.6 ohms

Voltage Regulation     

Less than +/-1% (with 4% engine governing)

Build Up Voltage *1    

Residual volts at AVR terminal greater than 5 Vac @ 25 Hz

External Voltage Adjustment    

+/-6%

Under Frequency Protection

(Factory Presets)

50 Hz system presets knee point at 45 Hz

60 Hz system presets knee point at 55 Hz

Environment

Operating Temperature     

-40 to +60 °C

Storage Temperature 

-40 to +85 °C

Relative Humidity

Max. 95%

Vibration

3.0 Gs @ 100 to 2K Hz

Physical Specifications

Dimensions  

420.0 (L) x 191.0 (W) x 180.0 (H) mm

Weight  

EA75A220HL 6.6 Kg +/-2%

EA75A220FL 8.0 Kg +/-2%