Metering; Inputs - GE D60 Instruction Manual

2 PRODUCT DESCRIPTION
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 C37.118) or 32-bit
IEEE floating point numbers
Network reporting style: rectangular (real and imaginary for
C37.188) or polar (magnitude and angle)
coordinates
Post-filtering: none, 3-point, 5-point, 7-point
Calibration: ±5° (angle) and ±5% (magnitude)
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
±1.0% of reading at –1.0  PF< –0.8 and
1.2 x VT rating:
0.8 < PF 10
REACTIVE POWER (VARS)
Accuracy at 0.1 to 1.5 x
CT rating and 0.8 to
±1.0% of reading at –0.2  PF  0.2
1.2 x VT rating:
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
AC CURRENT
CT rated primary: 1 to 50000 A
CT rated secondary: 1 A or 5 A by connection
Relay burden: < 0.2 VA at rated secondary
Conversion range:
0.02 to 46  CT rating RMS symmetrical
Standard CT:
Sensitive Ground CT module:
0.002 to 4.6  CT rating RMS symmetrical
GE Multilin
WATT-HOURS (POSITIVE AND NEGATIVE)
Accuracy:
Range:
Parameters:
Update rate:
VAR-HOURS (POSITIVE AND NEGATIVE)
Accuracy:
Range:
Parameters:
Update rate:
FREQUENCY
Accuracy at
V = 0.8 to 1.2 pu:
I = 0.1 to 0.25 pu:
I > 0.25 pu:
Current withstand:
Short circuit rating:
D60 Line Distance Protection System
2.2 SPECIFICATIONS

2.2.4 METERING

±2.0% of reading
6
±0 to 1  10
MWh
three-phase only
50 ms
±2.0% of reading
6
±0 to 1  10
Mvarh
three-phase only
50 ms
±0.01 Hz (when voltage signal is used
for frequency measurement)
±0.05 Hz
±0.02 Hz (when current signal is used for
frequency measurement)

2.2.5 INPUTS

20 ms at 250 times rated
1 sec. at 100 times rated
continuous 4xInom; URs equipped with
24 CT inputs have a maximum operating
temp. of 50°C
150000 RMS symmetrical amperes, 250
V maximum (primary current to external
CT)
2
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