India's Websol Energy gains on capacity expansion, stock split approvals

** Websol Energy System WEBELSOLAR rises 5% to 1,410.7 rupees; marks biggest intraday pct gain in more than three weeks

** Solar cells maker approves ~30 bln-rupee ($342.8 mln) investment to expand manufacturing capacity by 4 GW of solar cells, 4 GW of solar modules

** Also approves 1:10 stock split

** YTD, WESL falls 18.6%

($1 = 87.5060 Indian rupees)