ADVR12

Single/Three Phase Sensing and Single/Three Phase Power Input 12 Amp AVR

ADVR-12 is an universal hybrid Analog-Digital automatic voltage regulator which is capable for multiple power input such as Shunt, Auxiliary Winding, PMG.

Dimension
214.0 (L) x 163.0 (W) x 45.7 (H) mm

Weight
1130 g +/-2%

Description

Features

1 or 3 phase sensing input & power input

Voltage regulation < +/-0.5%

220/380/440/480 Vac programmable input

DIP switch selectable 50/60 Hz

Multiple excitation system compatibility: SHUNT, AUX, PMG

Inverse-time over excitation protection

Under frequency protection and soft start voltage ramping

EMI suppression

Built-in high capacity protection fuse


Specifications

Sensing Input
Voltage
180 to 520 Vac 1 or 3 phase selectable
Frequency
50/60 Hz selectable

Power Input
Voltage
100 to 300 Vac 1 or 3 phase
Frequency
50 to 500 Hz

Output
Voltage
Max. 125 Vdc @ power input 220 Vac
Current
Continuous 12A,
Intermittent 25A for 10 seconds
Resistance
≧ 5 ohms @ power input 110 Vac,
≧ 11 ohms @ power input 220 Vac

Burden in Shunt & PMG Wiring
1320 VA @ power input 110 Vac
2640 VA @ power input 220 Vac

Volts Regulation
< +/-0.5% (with 4% engine governing)

Build Up Voltage
Residual volts at AVR power input terminal > 6 Vac @ 25 Hz

Unit Power Dissipation
Max. 12 watts

EMI Suppression
Internal electromagnetic interference filtering

Over Excitation Protection
Inverse-time 125 +/-5 Vdc @ power input 220 Vac

External Volts Adjustment
+/-5% 10 kΩ 1 watt potentiometer

Soft Start Ramp Time
4 seconds

Voltage Thermal Drift
0.03% per °C change in AVR ambient

Analog Input
Un 0 to 10% @ 0 to 10 Vdc or +/-0.5 Vdc

Under Frequency Protection (Factory Setting)
50 Hz system presets knee point at 47 Hz
60 Hz system presets knee point at 57 Hz
(-40 to +70 °C deviation 0.1 Hz)