Marathon Y563A 20 HP, 1800 RPM three-phase general purpose motor with a NEMA 256TC frame and Totally Enclosed Non-Ventilated enclosure. Operates on 575V at 60 Hz. This TENV motor is designed for applications where external fan cooling is not required, providing reliable performance in clean environments.

Ambient temperature (°C)

40

Assembly/box mounting

F1/F2 CAPABLE

CE

Y

Country of Origin

Mexico

CSA

Y

Current

19.6 A

Design code

INV

Drive end bearing

Ball

Drive end bearing size

6309

Duty

Continuous

Efficiency

93.6 %

Electrical type

Squirrel Cage Inverter Duty

Enclosure

Totally enclosed non ventilated

Frame

256TC

Frame Material

Cast iron

Frequency

60 Hz

Insulation class

H

Inverter Load

1

IP code

55

KVA code

M

Motor orientation

Horizontal

Mounting

Rigid base

Number of speeds

1

Opp drive end bearing

Ball

Opp drive end bearing size

6209

Output HP

20 Hp

Output KW

14.9 kW

Packaged height

18.00 IN

Packaged length

30.75 IN

Packaged width

21.75 IN

Phase

3

Poles

4

Power factor

84

Resistance main

.333 Ohms

Rotation

Reversible

Service factor

1

Shaft diameter

1.625 in

Shaft type

T

Speed

1778 rpm

Starting method

Inverter Only

Thermal protection

Thermostat

UL

Recognized

Voltage

575 V