TDAFW Pump Power supply is Main Steam pressure upstream of MSIV's (Loops 1 & 2) Exhaust to atmosphere Apply feedwater to SGs during emergencies when the main feedwater and motor-driven pumps are inoperable Capacity - 1175 gpm (almost twice capacity of MDAFW pump) Aligned to all four SGs Auto started by 2 SGs at low level setpoint (2 of 3 coinc per SG) 13
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