Temperature Detection Via Rtd Boxes - Siemens SIPROTEC 7SJ62 Manual

Multi-functional protective relay with local control
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4.23 Temperature Detection via RTD Boxes

4.23
Temperature Detection via RTD Boxes
Temperature Detectors
Connectable RTD-boxes
Number of temperature detectors per RTD-box
Measuring method
Mounting identification
Operational Measured Values
Number of measuring points
Temperature Unit
Measuring Range
– for Pt 100
– for Ni 100
– for Ni 120
Resolution
Tolerance
Thresholds for Indications
for each measuring point
Stage 1
Stage 2
526
1 or 2
Max. 6
Pt 100 Ω or Ni 100 Ω or Ni 120 Ω
selectable 2 or 3 phase connection
„Oil" or „Ambient" or „Stator" or „Bearing" or „Other"
Maximal of 12 temperature measuring points
°C or °F, adjustable
–199 °C to 800 °C (–326 °F to 1472 °F)
–54 °C to 278 °C (–65 °F to 532 °F)
–52 °C to 263 °C (–62 °F to 505 °F)
1 °C or 1 °F
± 0.5 % of measured value ± 1 digit
–50 °C to 250 °C
–58 °F bis 482 °F
or ∞ (no message)
–50 °C to 250 °C
–58 °F bis 482 °F
or ∞ (no message)
C53000-G1140-C207-2, Release date 01.2008
(increment 1 °C)
(increment 1 °F)
(increment 1 °C)
(increment 1 °F)
SIPROTEC, 7SJ62/64, Manual

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