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Protection Parameters
Parameter
Number
Parameter
Name
Description, Explanations
Options
Adjustable via
Protection Parameters
29
Setting I
e1
Nominal current of motor for speed 1.
0.24...3200A in steps of 0.01A
Default: 0.50A
Unscaled: 24...320000
Example: A value of 24 means
240mA
All
30
Setting I
e2
Nominal current of motor for speed 2.
See above
All
28
Trip class
Class according to EN/IEC
60947-4-1
Class 5 (0),
Class 10 (1)
,
Class 20 (2),
Class 30 (3),
Class 40 (4)
All
31
Current factor
Current factor when using an external CT or when the motor wires
are fed through the UMC CTs more than once.
2,3,4,5, 100 ... 64000
Examples:
3: motor wires are fed through 3
times
100:
internal CT, no multiple
feed-throughs
12500 means a factor of
125:1
All
9
PTC, Thermistor
Setting for the built-in PTC (Thermistor) protection. The reaction
to hardware cannot be set separately.
Disabled (0)
,
Trip(1),
Warning(2)
All
48
Cooling mode
After a thermal overload trip which was triggered through the
thermal motor model the cooling duration can be defined as fixed
time or as a percentage of the thermal load level (0%=cold, 100%
= trip)
Time (0)
,
Restart Level (1)
All
49
Cooling time
The time a restart is inhibited following a thermal overload trip
triggered by the thermal motor model
30 ... 64000s
Default value: 120s
All
50
Restart level
in %
Below this threshold a motor restart is accepted.
10...100%
Default value: 30%
All excluding
GSD-PDQ22
146
Thermal load
warning level
If the thermal model reaches the warning level a warning is
generated.
20 ... 100
All excluding
GSD-PDQ22
Locked Rotor
40
Locked rotor
trip level
Current in percentage that should trigger a locked rotor fault
during motor start-up. A value of 800% (160) switches off the
function.
100% ... 800% in steps of 5%
800% disables the function
Unscaled: 20 ... 160
Example: 100 means 500%
All
41
Locked rotor
trip delay
The time the motor current must exceed the adjusted threshold
before a fault is triggered.
0, 0.1, 0.2, 0.3, 0.4, 0.5 ... 25.5s in
steps of 0.1s
Unscaled: 0...255
Example: 5 means 500ms
All
127
PA R A M E T ER S A N D DATA S T R U C T U R E S O N A FI EL D B US
Содержание UMC100.3
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