Investor Presentation Q2 FY18

Operational performance BDTCL JTCL Avg. availability (since COD): 99.7% Avg. availability (YTD FY 18): 99.9% 99.6% 99.8% 1.6% 1.8% 99.8% 1.8% 99.9% 99.8% 1.8% Avg. availability (since COD): 99.8% 99.9% Avg. availability (YTD FY 18): 99.7% 99.7% 1.9% 1.7% 99.8% 1.8% 1.9% 98% 98% 98% 98% 98% 98% 98% 98% FY 16 FY 17 Q1 FY18 Q2 FY18* Normative Availability FY 16 FY 17 Q1 FY18 Q2 FY18* ■Availability over Normative Continue to deliver robust operational efficiency IndiGrid Estimates for month of September' 17 O INDIGRID 15

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