Marathon C303B Explosion Proof Motor Motor Resilient Ring Mounts

Marathon C303B Explosion Proof Motor Motor Resilient Ring MountsAdditional Information Electrical TypeThree Phase HP3 Frame182TC EnclosureEPFC PhaseThree Voltage230 460 RotationREV OverloadThermostat MaterialCast Iron MountingC Face Footless Amperage7. 6 3. 8 Shaft TypeSingle

3 POLES 6 NUMBER SPEEDS 2 RPM 1075 HERTZ 60 VOLTS PRIMARY 115 V VOLTS 115 FRME 48 SHAFT CODE Y STATOR DIAMETER 5

64 FULL LOAD AMPS PRIMARY 2

2 POLES 2 NUMBER SPEEDS 1 RPM 3520 RPM 2 3520 HERTZ 60 VOLTS PRIMARY 230/460 VOLTS 460 VOLTS 2 230 FRME 182 SHAFT CODE JM MOUNTING HORZ-FOOTED ASSEMBLY POSITION F1 MOTOR TYPE LE4 OPPOSITE END BEARING 6205-J/C3 SHAFT END BEARING 6307-J/C3 AMBIENT 40 SERVICE FACTOR 1 STARTCAPMFD N\A SHIPPING WEIGHT 90 INSULATION CLASS F KVA CODE LETTER K NEMA NOMINAL EFFICIENCY 86

Amperes 421 A LRC 6

37J639T864G1 HP 7

18 kW) Number of Poles 8 Frequency 50 Hz Rated speed 695 rpm Slip 7

4 RATING 40C AMB-CONT Performance

Standard NEMA MG-1 Degree of Protection IP56 Mounting Foot-mounted Output rating 1

5 kW) Number of Poles 8 Frequency 50 Hz Rated speed 725 rpm Slip 3

Rise @ Rated Load 47° C Start Configuration DOL Break-Down Torque 373 LB-FT Pull-Up Torque 203 LB-FT Locked-Rotor Torque 227 LB-FT Starting Current 331 A Full Load Torque 0 LB-FT Temp

5 a Front Face Code Standard Front Shaft Indicator None Heater Indicator No Heater Insulation Class F Inverter Code Inverter Ready IP Rating NONE KVA Code H Lifting Lugs Standard Lifting Lugs Locked Bearing Indicator Locked Bearing Motor Lead Exit Ko Box Motor Lead Termination Flying Leads Motor Lead Quantity/Wire Size 9 @ 14 AWG Motor Type 3742M Mounting Arrangement F1 Number of Poles 4 Overall Length 18

7x(Code K) No load current 8