Technology data"
Power Input: 0 ~ 140VAC 50/60Hz
Excitation maximum output: DC 90V/6A/10S
AVR R438 Automatic Voltage Regulator

SPECIFICATION:

* Voltage regulation: +/- 0.5%

* Short circuit capability: 3 × Lrated for 10 seconds (AREP or PMG excitation )

* 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%

* 1000 series alternators do not have PMG option

Our Products as follow:
Stamford AVR: MX341, MX321, SX440, SX460, AS440
Leroy Somer AVR: R230, R438, R448,
TFW AVR: Gavr 8A, gavr12A, gavr 15A. CF-8A, CF-12A, CF-15A avr 8A, avr12A, avr 15A
Charger: YX-178A, yx-670K( suitable for permanent-magnet generators)
CH-2408(12 V / 24 V, 6A~10A), Intelligent Battery charger for fire pump & diesel enginee generator
Gasoline engine AVR: 5kw avr, 2kw avr,
The others: YD-(1.2.3) DA: 10A /220V; KXT-2 WC; 5 kw avr for diesel welding generator
& gasoline welding generator