Mạch điều chỉnh điện áp tự động (AVR) GAVR-20A

Mạch điều chỉnh điện áp tự động (AVR)

Model: GAVR-20A

GAVR-20A tương thích với hầu hết các máy phát điện có chổi than hiện nay

20A Brushless Generator AVR
AVR-20A voltage regulator of a sealed electronic devices, by adjusting the excitation current in order to stabilize the output voltage of the brushless generator.
GAVR20A Brushless Generator AVR Features:
Voltage Regulation < ±1%
220/440VAC Programmable Input
Rugged Compact Design
Soft Start Voltage Ramping
With Under Frequency Roll Off Protection
EMI Suppression
Built-in High Capacity 10Amp Fuse
20A Brushless Generator AVR Technical Specification:
Sensing Input Voltage :
110/220/400VAC , 1 phase 2 wire
Power Input Voltage:
100-260VAC , 1 phase 2 wire
Output Voltage:
max 90 VDC at 240VAC input
Current: Continuous 15 A , intermittent 20A for 10secs
Resistance:Min.15 ohm , Max 100ohm
Voltage Build-up: residual voltage at avr terminal >5VAC
Voltage Regulation:<±1% with 4% engine governing
Operating Temperature: -40°C to +60°C
Storage Temperature: -65°C to +85°C
External Volts Adjustment:±7% with 1k ohm 1 watt trimmer
EMI Suppression: Internal electromagnetic interference filtering
Unit Power Dissipation:Max.8 watt
Under Frequency Protection:
60Hz system presets knee point at 55Hz
50Hz system presets knee point at 45Hz