Voltage
Time
HystAbs1
PICKUP
TRIP
PICKUP
PICKUP 1
PICKUP
TRIP
t
tIReset1
Time
Time
Integrator
t
Frozen Timer
Linearly
decreased
Instantaneous
Measured Voltage
tIReset1
ANSI05000011-2-en.vsd
ANSI05000011 V2 EN
Figure 87:
Voltage profile causing a reset of the pickup signal for step 1, and inverse time delay at different reset
types
Definite timer delay
Section 9
1MRK 511 365-UUS A
Voltage protection
278
Phasor measurement unit RES670 2.1 ANSI
Technical manual
Summary of Contents for Relion 670 Series RES670
Page 1: ...Relion 670 series Phasor measurement unit RES670 2 1 ANSI Technical manual ...
Page 2: ......
Page 36: ...30 ...
Page 76: ...70 ...
Page 106: ...100 ...
Page 150: ...144 ...
Page 274: ...268 ...
Page 326: ...320 ...
Page 356: ...350 ...
Page 382: ...376 ...
Page 416: ...410 ...
Page 590: ...584 ...
Page 604: ...598 ...
Page 694: ...688 ...
Page 756: ...750 ...
Page 834: ...828 ...
Page 836: ...830 ...
Page 876: ...870 ...
Page 886: ...880 ...
Page 887: ...881 ...