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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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140

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

Chapter 6 Monitoring Parameters

CURRENT IMBAL

This parameter provides the percent
current imbalance measurement.

%CI = 100 (I

d

/I

a

)

where,
CI: Current imbalance
I

d

: Maximum deviation from the average

current
I

a

: Average current

Parameter Number

11

Access Rule

Get

Data Type

USINT

Object Mapping

2C

hex

-1-111

Group

Monitor

Units

%

Minimum Value

0

Maximum Value

200

Default Value

None

TIME TO TRIP

This parameter provides an estimated
time for an overload trip to occur when
the measured motor current exceeds the
trip rating. When the measured current is
below the trip rating, the value 9,999
seconds is reported.

Parameter Number

12

Access Rule

Get

Data Type

UINT

Object Mapping

2C

hex

-1-112

Group

Monitor

Units

Seconds

Minimum Value

0

Maximum Value

9999

Default Value

9999

TIME TO RESET

This parameter reports the time until an
overload trip may be reset either manually
or automatically. After an overload trip is
reset, the value 9,999 seconds is reported.

Parameter Number

13

Access Rule

Get

Data Type

UINT

Object Mapping

2C

hex

-1-113

Group

Monitor

Units

Seconds

Minimum Value

0

Maximum Value

9999

Default Value

9999