4.1.9.8
Monitored data
Table 315:
49M Monitored data
Name
Type
Values (Range)
Unit
Description
TEMP_RL
FLOAT32
0.00...9.99
The calculated temperature of
the protected object relative to
the trip level
TEMP_AMB
FLOAT32
-99...999
°C
The ambient temperature
used in the calculation
THERMLEV_ST
FLOAT32
0.00...9.99
Thermal level at beginning of
motor startup
THERMLEV_END
FLOAT32
0.00...9.99
Thermal level at the end of
motor startup situation
T_ENARESTART
INT32
0...99999
s
Estimated time to reset of
block restart
49M
Enum
1=Enabled
2=blocked
3=test
4=test/blocked
5=Disabled
Status
Therm-Lev
FLOAT32
0.00...9.99
Thermal level of protected
object (1.00 is the trip level)
4.1.9.9
Technical data
Table 316:
49M Technical data
Characteristic
Value
Operation accuracy
Depending on the frequency of the measured
current: f
n
±2 Hz
Current measurement: ±1.5% of the set value or
±0.002 × I
n
(at currents in the range of 0.01...4.00 ×
I
n
)
Trip time accuracy
1)
±2.0% of the theoretical value or ±0.50 s
1) Overload current > 1.2 × Operate level temperature
1MAC059074-MB A
Section 4
Protection functions
615 series ANSI
313
Technical Manual
Summary of Contents for Relion 615 series
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