SENSING INPUT 
       Voltage      Jumper selectable  
                       100-130 Vac 1 phase or 
                       190-264 Vac 1 phase 
        Frequency  50-60 Hz nominal 
POWER INPUT 
        voltage     100-264 V ac 1 phase  
        Frequency 50-60 Hz nominal 
OUTPUT 
        Voltage     82 V d.c. @ 200 V a.c.  
        Current      continuous 4A (see note 1). 
                        transient 7.5A for 10 secs. 
        Resistance    15 ohms min (10 ohms min when input volts is less than 175 ac) 
REGULATION 
        +/- 1.0% (see note 2) 
THERMAL DRIFT 
        0.03% per deg. C change in AVR ambient (see note 3) 
TYPICAL SYSTEM RESPONSE 
         AVR response             20 ms 
        Filed current to 90%     80 ms 
        Machine Volts to 97%   300 ms 
EXTERNAL VOLTAGE ADJUSTMENT 
        +/-10% with 1 k ohm 1 watt trimmer (see note 4) 
         Increasing resistance lowers voltage. 
UNDER FREQUENCY PROTECTION 
         Set point      94 -98% Hz (see note 5) 
UNIT POWER DISSIPATION 
         12 watts maximum 
BUILD UP VOLTAGE 
          4 Volts @ AVR terminals 
ANALOGUE INPUT 
         Maximum input    +/- 5 Vdc (see note 6) 
         Sensitivity          1V for 5% Generator Volts (adjustable) 
         Input resistance  1k ohm  
QUADRATURE DROOP INPUT 
         10 ohms burden 
         Max. sensitivity: 0.07 A for 5% droop 0PF 
         Max. input:  0.33 A 
OVER EXCITATION PROTECTION 
         Set point 65 V dc 
         Time delay 10-15 seconds (fixed) 
ENVIRONMENTAL 
          Vibration    20-100 Hz 50mm/sec 
                         100Hz – 2kHz 3.3g 
          Operating temperature    -40 to +70C (note 7) 
          Relative Humidity 0-70C   95% (note 8) 
          Storage temperature       -55 to +80C