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Section 4
1MAC050144-MB C
Protection functions
320
615 series ANSI
Technical Manual
4.5.3.8
Monitored data
Table 312: 49M Monitored data
4.5.3.9
Technical data
Table 313: 49M Technical data
4.6
Differential protection
4.6.1
Motor differential protection, 87M
4.6.1.1
Identification
Table 314: Function and Identification
Name
Type
Values (Range) Unit Description
TEMP_RL
FLOAT32
0.00...9.99
The calculated temperature of the protected
object relative to the operate 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
operate level)
Characteristic
Value
Pickup accuracy
Depending on the frequency of the current
measured: f
n
±2Hz
Current measurement: ±1.5% of the set value or
±0.002 x I
n
(at currents in the range of 0.01...4.00 x
I
n
)
Trip time accuracy
1
1. Overload current > 1.2 x Operate level temperature
±2.0% of the theoretical value or ±0.50 s
Function description
IEC 61850
Identification
IEC 60617
Identification
ANSI/IEEE C37.2
device number
Motor winding failure protection
MPDIF
3dI>M
87M
Содержание 615 Series ANSI
Страница 1: ...Relion Protection and Control 615 series ANSI Technical Manual ...
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Страница 29: ...1MAC050144 MB C Section 615 series ANSI 22 Technical Manual ...
Страница 389: ...Section 4 1MAC050144 MB C Protection functions 382 615 series ANSI Technical Manual ...
Страница 485: ...Section 6 1MAC050144 MB C Supervision functions 478 615 series ANSI Technical Manual ...
Страница 635: ...Section 10 1MAC050144 MB C Other functions 628 615 series ANSI Technical Manual ...
Страница 707: ...Section 15 1MAC050144 MB C Applicable standards and regulations 700 615 series ANSI Technical Manual ...
Страница 711: ...Section 16 1MAC050144 MB C Glossary 704 615 series ANSI Technical Manual ...
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