36 Eaton 93PM UPS (400V/480V Four-Wire – 100 kW Frame) Installation and Operation Manual 164000566—Rev 04Table 14. Input/Output Ratings and External Wiring Recommendations: Eaton 93PM 20–50 kW (480V)Basic Unit RatingUnits Rating 50/60 HzkW 20 30 40 50Input and Output VoltageVolts 480/480480/480480/480480/480AC Input to UPS Rectifier (0.99 Minimum pF) Fullload current plus battery recharge current, (3) Phases,(1) Ground AAmps 35 48 60 73Minimum Conductor Size (Phase A, B, and C)Number per PhaseAWG or kcmil(each)8(1)4(1)3(1)2(1)Minimum Conductor Size (Ground)Number– AWG or kcmil(each)10(1)8(1)8(1)8(1)AC Input to UPS Bypass (Four-Wire, Dual-Feed)– Full Load Current(3) Phases, (1) Neutral – see Note, (1) GroundBAmps 35 48 60 73Minimum Conductor Size (Phase A, B, and C, andNeutral)Number per PhaseAWG or kcmil(each)6(1)3(1)2(1)1(1)Minimum Conductor Size (Ground)Number– AWG or kcmil(each)10(1)8(1)8(1)8(1)DC Input from External Battery (Line-Up-and-Match Eaton 93PM IBC)(1) Positive, (1) Negative, (1) GroundCVoltageTotal Amps480454806748089480111Minimum Conductor Size (Phase Pos. and Neg.)Number per PoleAWG or kcmil(each)2/0(1)SeeNote2/0(1)SeeNote2/0(1)SeeNote2/0(1)SeeNoteMinimum Conductor Size (Ground)Number– AWG or kcmil(each)4(1)4(1)4(1)4(1)DC Input from External Battery (StandaloneEaton 93PM IBC)(1) Positive, (1) Negative, (1) GroundCVoltageTotal Amps480454806748089480111Minimum Conductor Size (Phase Positive andNegative)Number per PoleAWG or kcmil(each)3/0(2)3/0(2)3/0(2)3/0(2)Minimum Conductor Size (Ground)Number– AWG or kcmil(each)4(1)4(1)4(1)4(1)AC Output to Critical Load (Four-Wire) – Full LoadCurrent(3) Phases, (1) Neutral – see Note, (1) GroundDAmps 24 36 48 60Minimum Conductor Size (Phase A, B, and C, andNeutral)Number per PhaseAWG or kcmil(each)6(1)6(1)3(1)2(1)UPS Installation Plan and Unpacking
