SENSING INPUT 
     Voltage     190-264V ac max, 2 or 3 phase 
     Frequency 50-60 Hz nominal 
POWER INPUT (PMG) 
     Voltage     170-220V ac max, 3 phase, 3 wire 
     Current     3A/phase 
     Frequency 100-120 Hz nominal 
OUTPUT 
     Voltage     max 120V dc 
     Current     continuous 3.7 A (see note 1) 
                    Intermittent 6A for 10 secs. 
     Resistance 15 ohms minimum 
REGULATION 
     +/- 0.5% RMS with 4% engine governing (see note 2) 
THERMAL DRIFT 
      0.02% per deg. C change in AVR ambient (note 3) 
SOFT START RAMP TIME 
      0.4 - 4 seconds 
TYPICAL SYSTEM RESPONSE 
      AVR response            10 ms 
      Filed current to 90%   80 ms 
      Machine Volts to 97% 300 ms 
EXTERNAL VOLTAGE ADJUSTMENT 
      +/-10% with 5 k ohm 1 watt trimmer (see note 4) 
UNDER FREQUENCY PROTECTION 
      Set point     95% Hz (see note 5) 
      Slope          100-300% down to 30 Hz 
      Max. Dwell    20% volts/S recovery 
UNIT POWER DISSIPATION 
      18 watts maximum 
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: 0.22 A for 5% droop 0PF 
       Max. input:  0.33 A 
CURRENT LIMIT INPUT 
       10 ohms burden 
       Sensitivity range: 0.5 – 1A 
OVER VOLTAGE DETECTOR INPUT 
       Set point: 300v.  Time delay: 1 Sec (fixed) 
       CB trip coil volts: 10-30 vdc 
       CB trip coil resistance: 20-60 ohms 
OVER EXCITATION PROTECTION 
       Set point      75 V dc 
       Time delay     8-15 seconds (fixed) 
ENVIRONMENTAL 
       Vibration        20-100 Hz 50mm/sec 
                          100Hz – 2kHz 3.3g 
       Operating temperature   -40 to +700C 
       Relative Humidity          0-700C 95% (see note 7) 
       Storage temperature     -55 to +800C