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ABB REF615 L User Manual

ABB REF615 L
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4.1.9.8 Monitored data
Table 262: MPTTR 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 operate level
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
MPTTR Enum 1=on
2=blocked
3=test
4=test/blocked
5=off
Status
4.1.9.9 Technical data
Table 263: MPTTR Technical data
Characteristic
Value
Operation accuracy Depending on the frequency of the current
measured: f
n
±2 Hz
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
)
Operate time accuracy
1)
±2.0% of the theoretical value or ±0.50 s
1) Overload current > 1.2 x Operate level temperature
4.1.9.10 Technical revision history
Table 264: MPTTR Technical revision history
Technical revision
Change
B Added a new input AMB_TEMP.
Added a new selection for the
Env temperature
mode
setting "Use input".
Section 4 1YHT530004D05 D
Protection functions
262 615 series
Technical Manual

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ABB REF615 L Specifications

General IconGeneral
TypeFeeder Protection Relay
Rated Frequency50/60 Hz
WeightApprox. 1.5 kg
Communication ProtocolsIEC 61850, Modbus RTU, DNP3
Protection FunctionsOvercurrent, Earth fault, Thermal overload, Under/Over voltage, Under/Over frequency
EnclosureIP20

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