Oops! My mistake in telling you about my UPS ratings... !
I use an APC ES 500, btw.
My UPS is rated 500 VA, with a (230~v, 2.2A, 47~53Hz), 300W o/p, and (230~V, 3.8A, 47~53Hz) Surge protected o/p. Can someone tell me why my surge protected o/p Power (Watts) hasn't been specified on the UPS...