Section 4
Protection functions
4.1.6.8
4.1.6.9
4.1.6.10
160
Monitored data
Table 149:
MPTTR Monitored data
Name
Type
TEMP_RL
FLOAT32
TEMP_AMB
FLOAT32
THERMLEV_ST
FLOAT32
THERMLEV_END
FLOAT32
T_ENARESTART
INT32
MPTTR
Enum
Therm-Lev
FLOAT32
Technical data
Table 150:
MPTTR Technical data
Characteristic
Operation accuracy
1)
Operate time accuracy
1) Overload current > 1.2 × Operate level temperature
Technical revision history
Table 151:
MPTTR Technical revision history
Technical revision
B
C
D
E
Values (Range)
Unit
0.00...9.99
-99...999
°C
0.00...9.99
0.00...9.99
0...99999
s
1=on
2=blocked
3=test
4=test/blocked
5=off
0.00...9.99
Value
Depending on the frequency of the measured
current: f
±2 Hz
n
Current measurement: ±1.5% of the set value or
±0.002 × I
(at currents in the range of 0.01...4.00
n
× I
)
n
±2.0% of the theoretical value or ±0.50 s
Change
Added a new input AMB_TEMP.
Added a new selection for the
mode setting "Use input".
Internal improvement.
Time constant stop range maximum value
changed from 8000 s to 60000 s.
Internal improvement.
1MRS757454 D
Description
The calculated
temperature of the
protected object relative
to the operate level
The ambient temperature
used in the calculation
Thermal level at
beginning of motor
startup
Thermal level at the end
of motor startup situation
Estimated time to reset of
block restart
Status
Thermal level of
protected object (1.00 is
the operate level)
Env temperature
611 series
Technical Manual