Watts = Volts x Amps x Power Factor.
To answer your question requires that the Power Factor be know. The Power Factor ranges from zero to one and is one for a pure resistive load. If your device is resistive the answer is 1500 watts.
What is 750va
APC recommends a 1500VA for this load.
1540 watts
210,000,000 watts
132 watts
100wats
0.25 megawatts is 250,000 watts.
746 watts.
95,000 watts.
.0001 watts
45 watts
1650 watts.
25000 watts