Marathon Electric Y1645, 300 Hp, 1800 Rpm, 449T FR, 460 Vac, 3 PH, TEFC, Fire Pump, Rigid Base, EPAct, 449TTFS14057.

Y1645, 300 Hp, 1800 Rpm, 449T FR, 460 Vac, 3 PH, TEFC, Fire Pump, Rigid Base, EPAct, 449TTFS14057.

Engineering Data

Nameplate Specifications

Output HP  300 Hp
Output KW  224 kW
Frequency  60 Hz
Voltage  460 V
Current  335 A
Speed  1788 rpm
Service Factor  1.15
Phases  3
Efficiency  95.4 %
Duty  CONTINUOUS
Insulation Class  F
Design Code  B
KVA Code  G
Frame  447/449T
Enclosure  TEFC
Overload Protector  NOT
Ambient Temperature  40 °C
Drive End Bearing Size  6319
Opp Drive End Bearing Size  6318
UL  No
CSA  Y
CE  Y
IP Code 43

Technical Specifications

Electrical Type  SQ CAGE IND RUN
Starting Method  PWS & YDRUN
Poles  4
Rotation  REV
Mounting  RIGID
Motor Orientation  HORIZONTAL
Drive End Bearing  BALL
Opp Drive End Bearing  BALL
Frame Material  CAST IRON
Shaft Type  T
Overall Length  51.86 in
Frame Length  28.75 in
Shaft Diameter  3.38 in
Shaft Extension  8.75 in
Assembly/Box Mounting  F1/F2 CAPABLE