Recommended cord grips, Ac supply considerations for bulletin 284e units, Ungrounded and high resistive distribution systems – Rockwell Automation 284E ArmorStart with EtherNet/IP - User Manual User Manual

Page 43

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Rockwell Automation Publication 280E-UM001B-EN-P - July 2012

43

Installation and Wiring Chapter 2

Recommended Cord Grips

Figure 20 - Cord grips for ArmorStart Devices with 10 A Short Circuit Protection Rating

Figure 21 - Cord grips for ArmorStart Devices with 25 A Short Circuit Protection Rating

AC Supply Considerations for
Bulletin 284E Units

Ungrounded and High Resistive Distribution Systems

3/4 in. Lock Nut

1 in. Lock Nut

Thomas & Betts Cord Grip

Cat. No. 2931NM

3/4 in. Stain Relief Cord Connector

Cable Range: 0.31…0.56 in.

Used with Control Power Media

Cordset - Example:

Cat. No. 889N-M65GF-M2

Thomas & Betts Cord Grip

Cat. No. 2940NM

1 in. Stain Relief Cord Connector

Cable Range: 0.31…0.56 in.

Used with Three-Phase Power

Media Cordset - Example:

Cat. No. 280-PWR22G-M1

3/4 in. Lock Nut

1 in. Lock Nut

Thomas & Betts Cord Grip

Cat. No. 2931NM

3/4 in. Stain Relief Cord Connector

Cable Range: 0.31…0.56 in.

Used with Control Power Media

Cordset - Example:

Cat. No. 889N-M65GF-M2

Thomas & Betts Cord Grip

Cat. No. 2942NM

1 in. Stain Relief Cord Connector

Cable Range: 0.70…0.95 in.

Used with Three-Phase Power

Media Cordset - Example:

Cat. No. 280-PWR35G-M1

ATTENTION: The Bulletin 284E contains protective Metal Oxide Varistors
(MOVs) that are referenced to a ground. These devices should be disconnected
if the Bulletin 284E is installed on an ungrounded and high resistive
distribution system.

ATTENTION: Do not remove this jumper, shown in Figure 23, if the unit is
equipped with an EMI filter installed.

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