Loss Of Load Supervision (Loflptuc) Main Settings; Motor Load Jam Protection (Jamptoc); Motor Load Jam Protection (Jamptoc) Main Settings; Motor Start-Up Supervision (Sttpmsu) - ABB REX640 Product Manual

REX640
Product version: 1
Table 139. Loss of load supervision (LOFLPTUC) main settings
Parameter
Start value low
Start value high
Operate delay time
Operation
Table 140. Motor load jam protection (JAMPTOC)
Characteristic
Operation accuracy
Reset time
Reset ratio
Retardation time
Operate time accuracy in definite time mode
Table 141. Motor load jam protection (JAMPTOC) main settings
Parameter
Operation
Start value
Operate delay time
Table 142. Motor start-up supervision (STTPMSU)
Characteristic
Operation accuracy
1)2)
Start time
Operate time accuracy
Reset ratio
1) Current before = 0.0 × I , f = 50 Hz, overcurrent in one phase, results based on statistical distribution of 1000 measurements
n n
2) Includes the delay of the signal output contact
ABB
Function
LOFLPTUC
LOFLPTUC
LOFLPTUC
LOFLPTUC
Function
JAMPTOC
JAMPTOC
JAMPTOC
I = 1.1 × set Start detection A
Fault
Value (Range)
0.01...0.50 × I
n
0.01...1.00 × I
n
400...600000 ms
1 = on
5 = off
Value
Depending on the frequency of the measured current: f
±1.5% of the set value or ±0.002 × I
Typically 40 ms
Typically 0.96
<35 ms
±1.0% of the set value or ±20 ms
Value (Range)
1 = on
5 = off
0.10...10.00 × I
n
100...120000 ms
Value
Depending on the frequency of the measured current: f
±1.5% of the set value or ±0.002 × I
Minimum Typical
27 ms 30 ms
±1.0% of the set value or ±20 ms
Typically 0.90
1MRS759144 A
Step
0.01
0.01
10
-
±2 Hz
n
n
Step
-
0.01
10
±2 Hz
n
n
Maximum
34 ms
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