Product Specification

BrandMarathon Electric
Part Number326TTFS16574
General Details
CategorySevere Duty
Product LineBlue Chip
HP50
KW37.3
RPM1800
Voltage230/460
EnclosureTEFC
Frame326T
Motor StandardsNEMA
Technical Details
WireN/A
Number of LeadsN/A
Nema DesignB
NameplateN/A
MountRigid
Motor TypeAC Motor
Motor StandardsNEMA
KW37.3
Insulation ClassF
Ingress ProtectionIP55
PaintBLUE (EPOXY)
Phase3
Pole4
Weight644
Voltage230/460
Thermostats ThermistorsConsult Manufacturer
Temperature RiseN/A
Space HeatersOptional
Shaft Diameter inN/A
Service Factor1.15
RPM1800
RotorN/A
HP50
Hertz60
Grounding TerminalN/A
DutyS1
Drip CoverN/A
Drains BreathersN/A
Down Thrust lbsN/A
Direction of RotationN/A
C Dimension30.37
Conduit BoxN/A
Bearings NDE6311
Bearings DE6312
EfficiencyN/A
Elevation3300
EnclosureTEFC
Grounding RingN/A
GreasePOLYREX EM
Full Load Efficiency94.5
Full Load Amps120/60.0
Frame MaterialCAST IRON
Frame326T
FlangeN/A
FanN/A
EncodersN/A
Ambient Teperature40
Area Classification
Area ClassificationN/A
Temp CodeN/A
Perfomance
Breakdown Torque360 LB-FT 243%
Noise Level dB A65 dBA
No Load Current51.4 / 25.7
Power Factor 10080.5&81
Power Factor 5065.5
Power Factor 7576
Pull Up TorqueN/A
Rotor Inertia lb ft9.7 LB-FT^2
Safe Stall Time Cold25 SEC.
Safe Stall Time hotN/A
Starts Hour2
Nema Load lb ftN/A
MAX RPMN/A
Max Allowable Inertia lb ft325 LB-FT^2
Efficiency 10094.5&93.6
Efficiency 5094.1
Efficiency 7594.5
Full Load CurrentN/A
Full Load Speed1777
Full Load Torque148 LB-FT
Guaranteed Eff94.1
KVA CodeF
Locked Rotor Current724 / 362
Locked Rotor Torque275 LB-FT 186%
Start TypeLINE OR INVERTER
Speed Range
CT2:1
VT10:1
Misc
Brake RatingN/A
NoteN/A
OEMN/A