Description
TAIYO ELECTRIC MFG.CO.,LTD.
TYPE: AS-71-2
AUTOMATIC VOLTAGE REGULATOR
NO: 30902A
Built by Taiyo Electric Co., Ltd., the AS-71-2 (30902A) automatic voltage regulator belongs to the generator control equipment of a vessel’s electrical power plant. It governs the voltage produced by the alternator so that the supply reaching the main switchboard stays at its rated level. Marked type AS-71-2 and number 30902A, the unit is an automatic voltage regulator of the AS-71-2 series. Regulators of this kind form part of each generating set’s control arrangement in the engine room power system. The condition of this unit is Parts Only.
Key Features
✓ AS-71-2 type designation
✓ Number 30902A
✓ Automatic voltage regulator function
✓ Made by Taiyo Electric Mfg. Co., Ltd.
✓ Governs alternator output voltage
Marine Applications
✓ Ship service generator voltage regulation
✓ Auxiliary diesel alternator sets
✓ Emergency generator control equipment
✓ Generator control arrangements in the engine room power plant
Technical Support
Prota Marine provides technical support, repair and onboard installation for the AS-71-2 voltage regulator and the wider automatic voltage regulator equipment of the generating plant. Fault diagnosis on regulator and generator voltage faults is available, along with commissioning support for the generator once work is complete.



