A 2000 KVA (kilovolt-ampere) 11 KV (kilovolts) 1500 RPM (revolutions per minute) alternator is an electrical machine that generates alternating current (AC) power. The KVA rating refers to the total amount of power that the alternator is capable of producing, which in this case is 2000 kilovolt-amperes or 2 megavolt-amperes (MVA).
The 11 KV rating indicates the voltage at which the alternator is designed to operate. This is a high voltage rating and is typically used for industrial or large-scale power generation applications.
The 1500 RPM rating refers to the speed at which the alternator's rotor rotates. This is an important specification because the alternator's output voltage and frequency are directly proportional to the rotational speed of the rotor. In this case, the alternator has a rotational speed of 1500 RPM, which is a common speed for alternators used in power generation applications.
Overall, a 2000 KVA 11 KV 1500 RPM alternator is a powerful machine that is capable of producing large amounts of electrical power for industrial or large-scale power generation applications.