Overload Relays
Bulletins 193-EC and 592-EC E3 Solid-State
The Allen-Bradley E3 Solid-State Overload Relay
is an optimal world class product offering a broad range of features
in one complete, compact package that allow you to cost effectively
manage and monitor motor performance in order to prevent and minimize
production downtime:
Features
- Advanced protective functions
- Warning settings
- Control capabilities
- Operational data and status information
- Integrated I/O
- DeviceNet communications (ODVA conformance tested)
Unsurpassed true RMS current measurement is
provided through the combined technologies of hall-effect current
sensors and patented signal processing circuitry and software algorithms.
Current measurement is accurately reported over a broad frequency
range of 20...250 Hz.
The E3 overload relay is available in both IEC
(193-EC) and NEMA (592-EC) configurations for a truly global motor
protection solution.
Feature Summary
|
| Feature |
E3 |
E3 Plus |
Ambient Compensated
|
ü
|
ü
|
Phase Loss
|
Adjustable Delay
|
Adjustable Delay
|
Stall Detection
|
ü
|
ü
|
Overcurrent (Jam) Detection
|
ü
|
ü
|
Underload Detection
|
ü
|
ü
|
Current Imbalance
|
ü
|
ü
|
Number of Inputs
|
2
|
4
|
Number of Outputs
|
1
|
2
|
Ground (Earth) Fault
|
—
|
Sensitive
|
Over-temperature Protection
|
—
|
ü
|
Ratings
|
Bulletin 100-C Contactor Mount:
|
0.40…90 A, 690V Maximum
|
Bulletin 100-D Contactor Mount:
|
28…860 A, 1000V Maximum
|
Bulletin 500 NEMA Contactor Mount:
|
Sizes 00…3 (0.40…90 A), 690V Maximum
|
Externally Mounted CT’s:
|
9…5000 A
|
|
 |
 |
|
|
