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Catalog number explanation, Single-/three-phase operation, Protection & warning functions – Rockwell Automation 193-EC1_2_3_5, 193-ECPM,592-EC1_2_3_5 E3 and E3 Plus Solid-State Overload Relay User Manual User Manual

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Rockwell Automation Publication 193-UM002I-EN-P - December 2011

Chapter 1 Product Overview

Catalog Number

Explanation

The solid-state overload relay purchased has its own catalog number. The catalog
number is explained below.

Single-/Three-Phase

Operation

The overload relay is factory programmed for three-phase operation. The
installer can easily be changed to single-phase operation by accessing and
changing Single/Three Phase, Parameter 27. Refer to page 34 for typical motor
connections.

Protection & Warning

Functions

The E3 Overload Relay provides the following protection and warning functions:

Refer to Chapter 3 on page 45 for further explanation of these protection and
warning functions.

193 - EC1 B B
592

Bulletin
Number

Type
EC1 E3
EC2 E3 Plus➊
EC3 E3 Plus➋
EC5 E3 Plus➋

Current Rating
(Amps)

P 0.4…2.0
A 1…5
B 3…15
C 5…25
D 9…45
E 18…90
F 28…140
G 42…210
H 60…302
J

84…420

K 125…630
L 172…860

Bulletin 500
Contactor Size

T Size 00
C Size 0…2
D Size 3
E Size 4
F Size 5
G Size 6

Bulletin 100 Contactor
Size

B

C09…C23

D

C30…C43

E

C60…C85

F

D95…D180

G

D210…D420

H

D630…D860

Z

Panel Mount, CT fed

(0.4…90 A) Provides 1…5 A internal core-balanced ground fault protection

(0.4.…5000 A) Provides 20 mA…5 A external core balanced ground fault protection. External ground fault
sensor required (Cat. nos. 193-CBCT-1…4).

Function

Model

Overload

Phase loss (trip only)

Stall (trip only)

Jam

Underload

Current imbalance

Number of starts (warning only)

Operating hours (warning only)

All Models

Voltage

Power

Frequency

EC5 Only

Ground fault

EC2, EC3, & EC5 Only

Thermistor (PTC) input

EC2 and EC3 Only