2-28
T60 Transformer Protection System
GE Multilin
2.4 SPECIFICATIONS
2 PRODUCT DESCRIPTION
2
PHASOR MEASUREMENT UNIT
Output format:
per IEEE C37.118 or IEC 61850-90-5
standard
Number of channels:
14 synchrophasors, 8 analogs, 16 digi-
tals
TVE (total vector error) <1%
Triggering:
frequency, voltage, current, power, rate
of change of frequency, user-defined
Reporting rate:
1, 2, 5, 10, 12, 15, 20, 25, 30, 50, or 60
times per second for P and M class, and
100 or 120 times per second for P class
only
Number of clients:
One over TCP/IP port and one over
UDP/IP per aggregator
AC ranges:
As indicated in appropriate specifications
sections
Network reporting format: 16-bit integer (for IEEE C37.118) or 32-
bit IEEE floating point numbers
Network reporting style: rectangular (real and imaginary for IEEE
C37.188) or polar (magnitude and angle)
coordinates
Post-filtering:
none, 3-point, 5-point, 7-point
Calibration:
±5° (angle) and ±5% (magnitude)
2.4.4 METERING
RMS CURRENT: PHASE, NEUTRAL, AND GROUND
Accuracy at
0.1 to 2.0
×
CT rating: ±0.25% of reading or ±0.1% of rated
(whichever is greater)
>
2.0
×
CT rating:
±1.0% of reading
RMS VOLTAGE
Accuracy:
±0.5% of reading from 10 to 208 V
REAL POWER (WATTS)
Accuracy at 0.1 to 1.5 x
CT rating and 0.8 to
1.2 x VT rating:
±1.0% of reading at –1.0
≤
PF< –0.8 and
0.8 < PF
≤
10
REACTIVE POWER (VARS)
Accuracy at 0.1 to 1.5 x
CT rating and 0.8 to
1.2 x VT rating:
±1.0% of reading at –0.2
≤
PF
≤
0.2
APPARENT POWER (VA)
Accuracy at 0.1 to 1.5 x
CT rating and 0.8 to
1.2 x VT rating:
±1.0% of reading
WATT-HOURS (POSITIVE AND NEGATIVE)
Accuracy:
±2.0% of reading
Range:
±0 to 1
×
10
6
MWh
Parameters:
three-phase only
Update rate:
50 ms
VAR-HOURS (POSITIVE AND NEGATIVE)
Accuracy:
±2.0% of reading
Range:
±0 to 1
×
10
6
Mvarh
Parameters:
three-phase only
Update rate:
50 ms
CURRENT HARMONICS
Harmonics:
2nd to 25th harmonic: per phase, dis-
played as a % of f
1
(
fundamental fre-
quency phasor)
THD: per phase, displayed as a % of f
1
Accuracy:
HARMONICS:
1. f
1
> 0.4pu: (0.20% + 0.035% / harmonic) of
reading or 0.15% of 100%, whichever is
greater
2. f
1
< 0.4pu: as above plus %error of f
1
THD:
1. f
1
> 0.4pu: (0.25% + 0.035% / harmonic) of
reading or 0.20% of 100%, whichever is
greater
2. f
1
< 0.4pu: as above plus %error of f
1
FREQUENCY
Accuracy at
V = 0.8 to 1.2 pu:
±0.001 Hz (when voltage signal is used
for frequency measurement)
I = 0.1 to 0.25 pu:
±0.005 Hz
I > 0.25 pu:
±0.02 Hz (when current signal is used for
frequency measurement)
DEMAND
Measurements:
Phases A, B, and C present and maxi-
mum measured currents
3-Phase Power (P, Q, and S) present
and maximum measured currents
Accuracy:
±2.0%
Summary of Contents for T60
Page 6: ...vi T60 Transformer Protection System GE Multilin TABLE OF CONTENTS ...
Page 14: ...xiv T60 Transformer Protection System GE Multilin TABLE OF CONTENTS ...
Page 34: ...1 20 T60 Transformer Protection System GE Multilin 1 5 USING THE RELAY 1 GETTING STARTED 1 ...
Page 490: ...5 344 T60 Transformer Protection System GE Multilin 5 10 TESTING 5 SETTINGS 5 ...
Page 522: ...6 32 T60 Transformer Protection System GE Multilin 6 5 PRODUCT INFORMATION 6 ACTUAL VALUES 6 ...
Page 536: ...7 14 T60 Transformer Protection System GE Multilin 7 1 COMMANDS 7 COMMANDS AND TARGETS 7 ...
Page 568: ...10 12 T60 Transformer Protection System GE Multilin 10 6 DISPOSAL 10 MAINTENANCE 10 ...
Page 596: ...A 28 T60 Transformer Protection System GE Multilin A 1 PARAMETER LISTS APPENDIX A A ...
Page 716: ...B 120 T60 Transformer Protection System GE Multilin B 4 MEMORY MAPPING APPENDIX B B ...
Page 762: ...E 10 T60 Transformer Protection System GE Multilin E 1 IEC 60870 5 104 PROTOCOL APPENDIX E E ...
Page 774: ...F 12 T60 Transformer Protection System GE Multilin F 2 DNP POINT LISTS APPENDIX F F ...