What was found
(LOG 5071324) WHILE ON DESENT INTO RSW AT 5000FT AND 230KTS CAUTION ANTI-ICE AND A CAPT PITOT,TEMP PROBE ILLUMINATED ON OVERHEAD AT THE SAME TIME,THREE CIRCUIT BREAKERS POPPED FOLLOWED BY AN ACRID/ELECTRICAL BURNING SMELL . RAN QRH FOR PROBE HEAT 3.4. ACRID SMELL DISSIPATED AFTER APPROC 1MIN. REPLACED R1070 RELAY & SOCKET D15512 PER B737 WIRE STANDARD PRAC 20-81-16...PERF PITOT,AOA,& TAT HEAT TEST PER B737 AMM 30-31-00-730-801..OPS TEST GOOD.