Features
Compact size, robust and high reliability
Innovative heat sink significantly increases cooling efficiency
220/380/440/480 Vac selectable input
Soft start voltage ramping
Over excitation protection
Digital low frequency protection circuit, prevents thermal drift
EMI suppression
Automatic shut off output when voltage sensing is lost
Built-in high capacity fuse
Specifications
Sensing Input (Average Reading)
Voltage
170 to 260 Vac @ 220 Vac 1 phase 2 wire
340 to 520 Vac @ 440 Vac 1 phase 2 wire
220/440 Vac (DIP switch setting)
Frequency
50/60 Hz (DIP switch setting)
Power Input
Voltage 100 to 300 Vac 1 phase 2 wire
Excitation Output
63 Vdc @ 220 Vac power input 1 phase continuous 5A Max.
90 Vdc 7A for 10 seconds
Excitation Resistance
Min. 15 ohms
Max. 100 ohms
Volts Regulation
Less than +/-0.5% (with 4% engine governing)
Build Up Voltage
Residual volts at power input terminal > 5 Vac 25 Hz
Over Excitation Protection
78 Vdc +/-6% @ 220 Vac Time delay 5 seconds
Function can be turn off
External Volts Adjustment
Max +/-3.5% with 1 kΩ 1 watt trimmer
Static Power Dissipation
Max. 8 watts
Soft Start Ramp Time
3 seconds +/-10%
EMI Suppression
Internal electromagnetic interference filtering
Voltage Thermal Drift
Less than 3% at -40 to +70 °C
Under Frequency Protection (Factory Setting)
50 Hz system presets knee point at 45 Hz
60 Hz system presets knee point at 55 Hz
Under Frequency Knee Point Thermal Drift
Less than +/-0.1 Hz at -40 to +70 °C
