Monitoring; Metering - GE L60 Instruction Manual

2.2 SPECIFICATIONS
OSCILLOGRAPHY
Maximum records:
Sampling rate:
Triggers:
2
Data:
Data storage:
EVENT RECORDER
Capacity:
Time-tag:
Triggers:
Data storage:
RMS CURRENT: PHASE, NEUTRAL, AND GROUND
Accuracy at
0.1 to 2.0 × CT rating: ±0.25% of reading or ±0.1% of rated
> 2.0 × CT rating:
RMS VOLTAGE
Accuracy:
REAL POWER (WATTS)
Accuracy:
REACTIVE POWER (VARS)
Accuracy:
APPARENT POWER (VA)
Accuracy:
2-14
64
64 samples per power cycle
Any element pickup, dropout or operate
Digital input change of state
Digital output change of state
FlexLogic™ equation
AC input channels
Element state
Digital input state
Digital output state
In non-volatile memory
1024 events
to 1 microsecond
Any element pickup, dropout or operate
Digital input change of state
Digital output change of state
Self-test events
In non-volatile memory
(whichever is greater)
±1.0% of reading
±0.5% of reading from 10 to 208 V
±1.0% of reading at
–0.8 < PF ≤ –1.0 and 0.8 < PF ≤ 1.0
±1.0% of reading at –0.2 ≤ PF ≤ 0.2
±1.0% of reading
L60 Line Phase Comparison Relay
2 PRODUCT DESCRIPTION
DATA LOGGER
Number of channels: 1 to 16
Parameters: Any available analog actual value
Sampling rate: 15 to 3600000 ms in steps of 1
Trigger: any FlexLogic™ operand
Mode: continuous or triggered
Storage capacity: (NN is dependent on memory)
1-second rate: 01 channel for NN days
16 channels for NN days
↓ ↓
60-minute rate: 01 channel for NN days
16 channels for NN days
FAULT LOCATOR
Method: single-ended
Voltage source: wye-connected VTs, delta-connected
VTs and neutral voltage, delta-connected
VTs and zero-sequence current (approxi-
mation)
Maximum accuracy if: fault resistance is zero or fault currents
from all line terminals are in phase
Relay accuracy: ±1.5% (V > 10 V, I > 0.1 pu)
Worst-case accuracy:
VT + (user data)
%error
CT + (user data)
%error
Z + (user data)
Line%error
METHOD + (Chapter 6)
%error
RELAY ACCURACY
%error
WATT-HOURS (POSITIVE AND NEGATIVE)
Accuracy: ±2.0% of reading
±0 to 2 × 10
Range:
Parameters: 3-phase only
Update rate: 50 ms
VAR-HOURS (POSITIVE AND NEGATIVE)
Accuracy: ±2.0% of reading
Range: ±0 to 2 × 10
Parameters: 3-phase only
Update rate: 50 ms
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: ±0.05 Hz
I > 0.25 pu: ±0.001 Hz (when current signal is used
for frequency measurement)

2.2.3 MONITORING

+ (1.5%)

2.2.4 METERING

9
MWh
9
Mvarh
GE Multilin