Automatic voltage regulator for Leroy Somer generator: 1. R448 *Input voltage: 70-140VAC (PMG) *Reaction is measured: 90-480V AC *Max output: 10A 125V DC *Regulation: +/-0.5% 2. R449 *Input voltage: 70-140VAC (PMG) *Reaction is measured: 90-480V AC *Max output: 12A 125V DC *Regulation: +/-0.5% *****438 *Voltage regulation: ? 0.5% *Voltage sensing: 95 to 140 volts (50/60 Hz) or 170 to 260 volts (50/60 Hz) or 340 to 520 volts (50/60 Hz) *Response time: Normal (1 sec) for ? 20% voltage variation or Rapid (0.3 sec) for ? 20% voltage variation *****230 *Voltage regulation: ?0.5% *Short circuit capability: 3 x Irated for 10 seconds *Voltage sensing: 95 to 140 volts (50/60 Hz) or 170 to 260 volts (50/60 Hz) or 340 to 520 volts (50/60 Hz) *Response time: Normal (1 sec) for ? 20% voltage variation or Rapid (0.3 sec) for ? 20% voltage variation *Remote voltage adjustment range of: ? 5% *****250: *Voltage regulation around ? 0, 5 %. *Supply range/voltage detection 85 to 139 V (50/60Hz). *Rapid response time (500 ms) for a transient voltage variation amplitude of? 20 %. *Voltage setting P1. *Stability setting P2. *Supply protected with an 8 A fuse, slow action (supports 10 A for 10 s).