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HVACR318 – Advanced Refrigeration. Three Phase Three Phase Compressors Three Phase Motors. 3 PHASE VOLTAGE Phase A = L1 Phase B = L2 Phase C = L3. L1 VOLTAGE. L2 VOLTAGE. L3 VOLTAGE. VOLTAGE. 3 PHASE VOLTAGE Phase A = L1 Phase B = L2 Phase C = L3. TIME.
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HVACR318 – Advanced Refrigeration Three Phase Three Phase Compressors Three Phase Motors
3 PHASE VOLTAGE Phase A = L1 Phase B = L2 Phase C = L3
L1 VOLTAGE L2 VOLTAGE L3 VOLTAGE VOLTAGE 3 PHASE VOLTAGE Phase A = L1 Phase B = L2 Phase C = L3 TIME
MAGNETIC MOTOR STARTER 3 PHASE MOTOR and CONTROL CIRCUIT
3 PHASE MOTOR CIRCUIT M1 L1 T1 L1 3 PHASE 240 VAC MOTOR L2 T2 L2 L3 T3 L3 M1 OL OL OL N 120 VAC CONTROL CIRCUIT
T1 T4 T7 T9 T8 T6 T5 T3 T2 3 PHASE WYE HIGH VOLTAGE WIRING DIAGRAM
T1 T4 T7 T9 T8 T6 T5 T3 T2 3 PHASE WYE LOW VOLTAGE WIRING DIAGRAM
TROUBLESHOOTING VOLTAGE METER
TROUBLESHOOTING RESISTANCE (OHM) METER
TROUBLESHOOTING CURRENT (AMP) METER