GE M60 UR Series, Instruction Manual

Page: 437 / 662

GE Multilin M60 Motor Protection System 6-27
6 ACTUAL VALUES 6.4 RECORDS
6
The starting capacity, starting current, and acceleration time values for the last start are displayed in
ACTUAL VALUES

STA-
TUS

MOTOR
menu. Clearing the motor data (refer to the Clear records section in chapter 7) resets these values to their
default.
Figure 6–4: MOTOR LEARNED DATA FUNCTIONALITY
6.4.4 EVENT RECORDS
PATH: ACTUAL VALUES

RECORDS

EVENT RECORDS
 EVENT RECORDS

EVENT: XXXX
RESET OP(PUSHBUTTON)

MESSAGE
EVENT: 3
POWER ON EVENT 3
DATE: 2000/07/14
MESSAGE
EVENT: 2
POWER OFF EVENT 3
TIME: 14:53:00.03405
MESSAGE
EVENT: 1
EVENTS CLEARED
Date and Time Stamps
Motor running
(status)
Capture starting
thermal capacity
Idle
Capture starting
effective current n
STRT
I > 0 and
I < overload PKP
Capture acceleration
time
Capture thermal
capacity used
Motor stopped
(status)
Capture run time
after start
Store learned acceleration time
Store average run time after start
I
Run
=(I
n-1
Run
,...,I
n-N
Run
)/N
Every 1 minute -
capture load current
Store last acceleration time
Store learned thermal capacity used
Store last thermal capacity used
7 5
6
12
11
10
8 4
2
1
9 3
Store last starting current
Store learned starting current
7 5
6
12
11
10
8 4
2
1
9 3
No
Acceleration time
Successful start
1 minute
Yes
Motor starting
(status)
t
N n
accel
n
accel accel
t t
− =
,..., max
I I
I
N n
start
n
start
start
−
=
,...,
margin TCU Start
TC ,..., TC max TC
×
=
−
N n
learned n
learned
learned
avg
N n
load
n
load
load
t
I I
I
−
=
,..., sum
Store average load current every
interval and update display t
avg
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