Feb 28 (Reuters) - Enbridge Inc ENB.TO :
* ENBRIDGE INC - ANNOUNCES OFFER BY SPECTRA ENERGY CAPITAL, LLC TO PURCHASE DEBT SECURITIES
* ENBRIDGE - TENDER OFFER TO PURCHASE 6.75% SENIOR UNSECURED NOTES DUE 2032 AND 7.50% SENIOR UNSECURED NOTES DUE 2038 ISSUED BY SPECTRA CAPITAL