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Marathon U540B 250 HP, 1800 RPM three-phase general purpose motor with NEMA 445TS frame and Drip Proof (DP) enclosure. Operates on 460V at 60 Hz with 1.15 service factor. Designed for continuous duty in industrial applications requiring reliable open drip-proof performance.
MODEL 445TSTDCD14027
Contact supplier for technical support on: 715-675-8090
$13,615.08 Each
Prices are subject to change
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Returnable: See conditions
Ambient temperature (°C)
50
Assembly/box mounting
F1/F2 CAPABLE
CE
Y
Country of Origin
Mexico
CSA
Y
Current
279 & 270 A
Design code
B
Drive end bearing
Ball
Drive end bearing size
6319
Duty
Continuous
Efficiency
95.4 & 95.1 %
Electrical type
Squirrel cage induction run
Enclosure
Drip proof
Frame
445TS
Frame Material
Cast iron
Frequency
60 & 50 Hz
Insulation class
F
IP code
23
KVA code
G
Motor orientation
Horizontal
Mounting
Rigid base
Number of speeds
1
Opp drive end bearing
Ball
Opp drive end bearing size
6317
Output HP
250 & 200 Hp
Output KW
187.0 & 149.0 kW
Packaged height
41.00 IN
Packaged length
53.00 IN
Packaged width
45.00 IN
Phase
3
Poles
4
Power factor
87.7
Resistance main
.0223 Ohms
Rotation
Reversible
Service factor
1.15 & 1.15
Shaft diameter
2.375 in
Shaft type
TS
Speed
1789 & 1489 rpm
Starting method
Part Wdg Start & Wye Start Delta Run
Thermal protection
No protection
UL
Listed
Voltage
460 & 380 V
- IP22, NEMA EPACT Efficiency, Fire Pump motors are not recommended for use with variable frequency drives.
- NEMA design B, code G or less
- Dual voltage motors have 12 leads, suitable for wye-delta or across the line start on either voltage, or part winding start on low voltage
- Single voltage motors have 12 leads and are suitable for wye-delta, across the line, or part winding start
- Class F Insulation, 50C Max Ambient, 1.15 service factor (except as noted)
- Red paint
- Ball bearings
- Will accept C-Face kits (except as noted), see accessories section for kits
- UL file EX5190, CSA file LR2025 and CE mark