Rockwell Automation 1391 USER MNL/DIGITAL AC SERVO DR User Manual

Page 14

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Chapter 3
Receiving, Unpacking and Inspection

3-3

Bulletin 1391-DES Drive

1391

DES15

First Position

Second Position

Bulletin
Number

User
Interface

Description

Includes Integral
Display

Third Position

Code

DI

DI

Fifth Position

Options

A

Configuration/
Current Rating

Description

15A Continuous Current

22.5A Continuous Current

45A Continuous Current

Code

DES15

DES22

DES45

Description

24V DC M contactor
coil voltage instead of
115V AC (available
on 22A drives only)

115V AC M contactor
coil voltage

Letter

A

Blank

Fourth Position

Output
Configuration

AQB

Description

Encoder Output –
2048, 1024, 512,
256 selectable
pulses/motor
revolution

Code

AQB

1326

A

3

First Position Second Position

Third Position

Bulletin
Number

Fourth Position

Max. Op.
Speed

2

E

Fifth Position

Series

11

Standard
Options

Description

AC
Servomotor
PM Type

Letter

A

Design

Motor
Length

Description

72 lb.-in. (8.1 N-m) Holding Brake w/90V DC Coil.
120 lb.-in. (13.6 N-m) Holding Brake w/90V DC Coil.
360 lb.-in. (40.7 N-m) Holding Brake w/90V DC Coil.
72 lb.-in. (8.1 N-m) Holding Brake w/24V DC Coil.
120 lb.-in. (13.6 N-m) Holding Brake w/24V DC Coil.
360 lb.-in. (40.7 N-m) Holding Brake w/24V DC Coil.

Code

A4
A5
A7
K4
K5
K7

Sixth Position

B

A

Type

Description

Factory
use only

Eighth Posi-
tion

1326AB Servomotor

Description

Sequentially
lettered to
designate frame
diameters.

Description

Sequentially
numbered to
indicate stack
length within a
given frame size.

A4

Mounting & Shaft
Description

Description

4.25” (108 mm)

5.88” (149 mm)

7.63” (194 mm)

Code

A

B

C

RPM

1600/2000

2000/3000

3000/4000

5000/6000

Letter

B

C

E

G

Seventh Posi-
tion

Description

NEMA Inch Combina-
tion Face/Flange with
Keyway

IEC Metric Flange
with Keyway

Code

11

21

2

Ratings shown indicate the rated speed and speed capability of the motor with the 1391-DES (rated/w 1391-DES).

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