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  6. 3-Phase Severe Duty Motor, 20 HP, 256T Frame, 230/460 Voltage, 3540 Nameplate RPM

This item is Discontinued.

Marathon 3-Phase Severe Duty Motor, 20 HP, 256T Frame, 230/460 Voltage, 3540 Nameplate RPM 256TTFNA6523

3-Phase Severe Duty Motor, 20 HP, 256T Frame, 230/460 Voltage, 3540 Nameplate RPM (Discontinued)

  • Mfr # 256TTFNA6523
  • Zoro # G1995758
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Specifications

Product Information

MFR #
256TTFNA6523
Zoro #
G1995758
UPC #
-
Country of Origin
United States

Dimensions

Length Less Shaft
21 in
Overall Length
25 3/16 in
Shaft Dia.
1 5/8 in
Shaft Length
4 in
Lead Length
9" to 8"

Details

Item
Severe Duty Motor
Motor Enclosure Design
Totally Enclosed Fan-Cooled
Motor Mounting Type
Rigid Base
HP
20
RPM Range
3001-3600
Voltage
230/460
Frame
256T
Motor Thermal Protection
None
Motor Service Factor
1.15
Voltage Compatibility
460, 230/460, 220-230/460
Motor Application
General Application
Motor Design
3-Phase
Nameplate RPM
3540
Motor Shaft Rotation
CW/CCW
Motor Frame Material
Cast Iron
Motor Shaft Design
Keyed
Standards
UL (E49747), CSA (LR2025)
Includes
Max Guard Insulation
Duty
Continuous
Motor Efficiency Group
NEMA Premium Efficient
Full Load Amps
47.0/23.4
Hz
60
CC Number
CC003A
Motor Bearings
Ball
Ins. Class
F
No. of Speeds
1
Max. Ambient Temp.
40 Degrees C
Frame Material
Cast Iron
Nominal Efficiency
94.1%
Phase
Three
RPM Group
3001-3600
Hazardous Location Class
1 C,D / 2 F,G
Temp. Code
T2B

Description

Severe Duty Motor, Three Phase, Motor Design 3-Phase, 20 HP, Nameplate RPM 3540, No. of Speeds 1, Voltage 230/460, Full Load Amps 47.0/23.4, 256T Frame, Hz 60, Motor Service Factor 1.15, Max. Ambient Temp. 40 Degrees C, Motor Thermal Protection None, Ins. Class F, Motor Enclosure Design Totally Enclosed Fan-Cooled, Motor Shaft Rotation CW/CCW, Motor Mounting Type Rigid Base, Motor Shaft Design Keyed, Motor Frame Material Cast Iron

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