Load Restoration; Anti-Backspin - GE P24DM Technical Manual

Motor protection ied
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P24xM
Operating time (Freq. Av Cycles setting = 0)
Reference conditions: To maintain accuracy, the minimum time delay setting should be:
Dt> 0.375 x Df + 0.23 (f0r Df setting <1 Hz)
Dt> 0.156 x Df + 0.47 (for Df setting >= 1 Hz)
5.6

LOAD RESTORATION

Pick-up
Drop-off
Restoration timer
Holding timer
5.7

ANTI-BACKSPIN

Pick-up
DT operation
Repeatability
P24xM-TM-EN-2.1
Operating time
<125 ms
Setting +/- 2.5%
0.95% x Setting +/- 2.5%
+/- 2% or 50 ms, whichever is greater
+/- 2% or 50 ms, whichever is greater
Setting ±5%
±2% or 50 ms whichever is greater
<1%
Chapter 21 - Technical Specifications
443

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