Allen-Bradley CENTERLINE Motor Control Centers Installation Instructions
Allen-Bradley CENTERLINE Motor Control Centers are a comprehensive solution for motor control applications, encompassing a range of features and functionalities. These centers offer flexibility and scalability, allowing users to customize systems based on specific requirements. Whether for industrial, commercial, or residential applications, CENTERLINE Motor Control Centers provide reliable and efficient control of electric motors.
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2100-IN004A-US-P - September 1999
CENTERLINE® Motor Control Centers
Installing or Removing External Auxiliary
Contacts
Bulletin 2100 Series Q Units, Bulletin 2400 Series D Units
(1.0 Space Factor or Larger) and Bulletin 1494F Enclosed NEMA
Disconnect Switch
Catalog Numbers: 2100H-N19 or 1495-N30 and 2100H-N20 or
1495-N31
Instructions
Application Use these instructions to install or remove external auxiliary contacts in
Bulletin 2100 Series Q units, Bulletin 2400 Series D units (1.0 space factor
or larger) and Bulletin 1494F enclosed NEMA disconnect switches.
These auxiliary contact kits (2100H-N19 or 1495-N30 and 2100H-N20 or
1495-N31) are to be used with the following auxiliary contact adapter kits:
Catalog numbers 2100H-N21 or 1495-N32, 2100H-N22, 2100H-N23, and
2100H-N24
Recommended Tools Needle nose pliers, screw driver
Installation Refer to Figure 1 and use the following steps to install external auxiliary
contacts:
1. Make sure that all power has been disconnected.
2. Refer to Figure 1 for installation of auxiliary contacts and verify parts
list.
3. To install: insert auxiliary contacts into adapter until locking tab engages
into retaining notch. You will hear a click when contact is fully engaged.
(Figure 1 shows correct placement of auxiliary contact into adapter kits)
4. Check continuity to ensure proper operation of auxiliary contacts.
!
ATTENTION: De-energize all power sources before
installing or removing external auxiliary contacts. Failure to
de-energize all power sources can result in severe injury or
death.
CENTERLINE® Motor Control Centers
Installing or Removing External Auxiliary
Contacts
Bulletin 2100 Series Q Units, Bulletin 2400 Series D Units
(1.0 Space Factor or Larger) and Bulletin 1494F Enclosed NEMA
Disconnect Switch
Catalog Numbers: 2100H-N19 or 1495-N30 and 2100H-N20 or
1495-N31
Instructions
Application Use these instructions to install or remove external auxiliary contacts in
Bulletin 2100 Series Q units, Bulletin 2400 Series D units (1.0 space factor
or larger) and Bulletin 1494F enclosed NEMA disconnect switches.
These auxiliary contact kits (2100H-N19 or 1495-N30 and 2100H-N20 or
1495-N31) are to be used with the following auxiliary contact adapter kits:
Catalog numbers 2100H-N21 or 1495-N32, 2100H-N22, 2100H-N23, and
2100H-N24
Recommended Tools Needle nose pliers, screw driver
Installation Refer to Figure 1 and use the following steps to install external auxiliary
contacts:
1. Make sure that all power has been disconnected.
2. Refer to Figure 1 for installation of auxiliary contacts and verify parts
list.
3. To install: insert auxiliary contacts into adapter until locking tab engages
into retaining notch. You will hear a click when contact is fully engaged.
(Figure 1 shows correct placement of auxiliary contact into adapter kits)
4. Check continuity to ensure proper operation of auxiliary contacts.
!
ATTENTION: De-energize all power sources before
installing or removing external auxiliary contacts. Failure to
de-energize all power sources can result in severe injury or
death.
2100-IN004A-US-P - September 1999
2 CENTERLINE® Motor Control Centers Installing or Removing External Auxiliary Contacts
Figure 1
Removal Refer to Figure 2 and use the following steps to remove external auxiliary
contacts:
1. Make sure that all power has been disconnected.
2. Unwire auxiliary contact.
3. Push object into hole to disengage auxiliary contact tab.
4. Grasp auxiliary contact with needle nose pliers and pull out.
!
ATTENTION: De-energize all power sources before
installing or removing external auxiliary contacts. Failure
to de-energize all power sources can result in severe
injury or death.
External auxiliary
contact
Auxiliary
contact adapter
Parts List
External auxiliary contact
2 CENTERLINE® Motor Control Centers Installing or Removing External Auxiliary Contacts
Figure 1
Removal Refer to Figure 2 and use the following steps to remove external auxiliary
contacts:
1. Make sure that all power has been disconnected.
2. Unwire auxiliary contact.
3. Push object into hole to disengage auxiliary contact tab.
4. Grasp auxiliary contact with needle nose pliers and pull out.
!
ATTENTION: De-energize all power sources before
installing or removing external auxiliary contacts. Failure
to de-energize all power sources can result in severe
injury or death.
External auxiliary
contact
Auxiliary
contact adapter
Parts List
External auxiliary contact
2100-IN004A-US-P - September 1999
CENTERLINE® Motor Control Centers Installing or Removing External Auxiliary Contacts 3
Figure 2
Step # 2
Grasp auxiliary
Step #1
Push object into
hole to disengage
auxiliary tab
and pull out
CENTERLINE® Motor Control Centers Installing or Removing External Auxiliary Contacts 3
Figure 2
Step # 2
Grasp auxiliary
Step #1
Push object into
hole to disengage
auxiliary tab
and pull out
Publication 2100-IN004A-US-P - September 1999
Supersedes Publication 2100-5.31 - May 1997 Copyright 1999 of Rockwell International Corporation. Printed in the U.S.A.
Supersedes Publication 2100-5.31 - May 1997 Copyright 1999 of Rockwell International Corporation. Printed in the U.S.A.
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Key Features
- External Auxiliary Contacts
- 1.0 Space Factor or Larger
- NEMA Disconnect Switches
- Bulletin 2100 Series Q Units
- Bulletin 2400 Series D Units
- Adapter Kits for Auxiliary Contacts
- Installation and Removal Instructions
- Safety Precautions and Warnings
Related manuals
Frequently Answers and Questions
What are external auxiliary contacts used for?
External auxiliary contacts are used to provide additional control points for monitoring or controlling the motor circuit. They can be used for functions such as signaling, interlocking, or remote control.
What is the difference between Bulletin 2100 Series Q Units and Bulletin 2400 Series D Units?
The manual does not specify the differences between the two unit types but mentions that both are used with the same external auxiliary contact kits. The specific differences may be dependent on the individual unit's configuration and application.
What tools are recommended for installing external auxiliary contacts?
The manual recommends using needle nose pliers and a screwdriver for the installation process.
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