Product Specification

BrandMarathon Electric
Part Number254THFNA9101
General Details
CategorySevere Duty
Product LineBlue Chip
HP5
KW3.73
RPM900
Voltage460
EnclosureTEFC
Frame254T
Motor StandardsNEMA
Technical Details
HP5
Grounding RingN/A
WireN/A
Number of LeadsN/A
Nema StandardsNEMA MG1 - 1.26.6 Waterproof specification
Nema DesignB
NameplateN/A
MountRigid
Motor TypeAC Motor
Motor StandardsNEMA
KW3.73
Insulation ClassF
Ingress ProtectionIP56
PaintBLUE (EPOXY)
Phase3
Weight375
Voltage460
Thermostats ThermistorsConsult Manufacturer
Temperature RiseN/A
Space HeatersOptional
Shaft Diameter inN/A
Service Factor1.15
RPM900
RotorN/A
Pole8
Hertz60
EfficiencyPremium Efficiency
DutyS1
Drip CoverN/A
Drains BreathersN/A
Down Thrust lbsN/A
Direction of RotationN/A
C Dimension23.52
Conduit BoxN/A
Bearings NDE6210
Bearings DE6309
Elevation3300
EnclosureTEFC
Grounding TerminalN/A
GreasePOLYREX EM
Full Load Efficiency88.5
Full Load Amps7.5
Frame MaterialCAST IRON
Frame254T
FlangeN/A
FanN/A
EncodersN/A
Ambient Teperature40
Area Classification
Area ClassificationClass I, Division 2, Groups A, B, C & D, Zone 2
Perfomance
Breakdown Torque66 LB-FT 220%
Noise Level dB A54 dBA
No Load Current4
Power Factor 10071
Power Factor 5052.5
Power Factor 7564.5
Pull Up TorqueN/A
Rotor Inertia lb ft2.5 LB-FT^2
Safe Stall Time Cold20 SEC.
Safe Stall Time hotN/A
Starts Hour-
Nema Load lb ftN/A
MAX RPMN/A
Max Allowable Inertia lb ft- LB-FT^2
Efficiency 10088.5
Efficiency 5086.5
Efficiency 7588
Full Load CurrentN/A
Full Load Speed875
Full Load Torque30 LB-FT
Guaranteed Eff86.5
KVA CodeF
Locked Rotor Current32
Locked Rotor Torque42 LB-FT 140%
Start TypeLINE OR INVERTER
Speed Range
CT10:1
VTN/A
Misc
Brake RatingN/A
NoteN/A
OEMN/A