Automatic Voltage Regulator AVR EA42-7 for Generator Genset
Specification:
Sensing input
Voltage 220~252 VAC ±10%, 1 phase
Frequency 50 / 60 Hz selectable
Power input
Voltage 200 ~ 260 VAC ± 10%, 1 phase 2 wires
Frequency 50 / 60 Hz
Production
Voltage Max. 42 VDC
Current continuous 7A
Intermittent 15A for 10 sec.
Resistance Min. 6 ohms Max. 105 ohms
Voltage regulation
< ± 1% (with 4% motor control)
Tension build-up
Residual voltage at AVR terminal > 5 VAC
Voltage adjustable range
180~277VAC
Thermal operation
0.05% per °C change in AVR environment
External voltage adjustment
± 10% with 1K ohm 1 watt trimmer
EMI suppression
Internal electromagnetic interference filtering
Device power loss
Max. 20 watts
Under Frequency Protection (factory setting)
The 60 Hz system presets the knee point to 55 Hz
The 50 Hz system presets the knee point to 45 Hz
Over excitation shutdown
Field voltage is switched off after a time delay
If the exciter field voltage exceeds 52 ± 2 VDC
Quadrature Droop
Max. Sensitivity 1 VAC 2%
Max. Input 5 VAC @ 5 ohm load
Measure
140mm L * 125mm W * 79.4mm H