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For pulp and paper plants, sawmills, mines, foundries, chemical plants, waste management facilities and other process related industries requiring protection within harsh operating conditions
features
Class F insulation, class B rise at full load on 60 Hz sine wave power
Cast iron frame (140 - rolled steel), cast iron end brackets
Stainless steel nameplate (with "CE" mark) and zinc plated hardware
Same size bearings (180-400 frames)
Shaft slinger on pulley end for IP54 protection
Dual voltage 230/460 volts (1 to 100 hp)
40 °C ambient, NEMA® design B performance on 60 Hz sine wave power
Regreasable ball bearings 250 frame and up, lifting provisions 180 frame and up
Double-shielded bearings 140-360, open on 400-440
1.15 service factor @ 60 Hz
Steel fan cover and conduit box
Field convertible to F2 mounting 180 frame and larger
Condensation drains with plastic plugs
Conversion kits: all cast iron upgrade, c and d flanges, canopy kits (except 320-360)
Voltage
208-230/460
Washdown Duty
No
Full Load Efficiency
93 %
Enclosure Designation
TEFC - Totally Enclosed Fan Cooled
Frame
256T
Service Factor
1.15
Mounting
Horizontal Mount, Horizontal - Footed
Drive End Bearing
6309-2Z-J/C3
Hz
60/50 Hz, 50/60 Hz
Type
Cte
RPM
1800 rpm
Open End Bearing
6309-2Z-J/C3
Phase
Three Phase
Voltage Rating
208-230/460, 208-230/460 & 190/380
Enclosure
TEFC
Frame Material
Cast Iron
Duty
Continuous Duty
Poles
4
Insulation
F
Full Load Amps
53-47/23.5
Efficiency Group
Premium Efficient
Motor Application
Hostile Duty, Severe Duty
C Dimension
25.3
Useable at 208V
Yes
Full Load rpm
1460 rpm, 1770 rpm
Weight
310.0 LB
EAN or UPC
786382090685
NEMA Premium
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