GE EntelliGuard G - Troubleshooting

DET-653C EntelliGuard
®
G Circuit Breaker Application Guide
24-May-12 Section 3. EntelliGuard TU Trip Unit System
©2012 General Electric All Rights Reserved
35
Table 3.28. Metering Data Startup Levels for breaker with Entelliguard Trip Unit with 24 VDC
Parameter
Phase
Unit
Startup Level
Current
Phase A,B,C,
neutral
A
> 3 % Rating Plug
Current
Voltage Phase L1,L2,L3 V
> 15 V for all Voltage
Ranges
Real Power
Phase L1,L2,L3
and total
kW
> 7% Rating Plug
Current or > 15 Volts
Reactive Power
Phase L1,L2,L3
and total
kVAR
> 7% Rating Plug
Current or > 15 Volts
Apparent Power
Phase L1,L2,L3
and total
kVA
> 7% Rating Plug
Current or > 15 Volts
Peak Demand Power Total
Auto-ranging from
0.00 kWH to 999mWH
> 7% Rating Plug
Current or > 15 Volts
Energy
Phase A,B,C and
total
Auto-ranging from
0.00 kWH to 999mWH
> 7% Rating Plug
Current or > 15 Volts
Frequency Hz
> 10% Rating Plug
Current
Power Factor %
> 7% Rating Plug
Current or > 15 Volts
Note: Metering Data for breaker with Entelliguard Trip Unit without 24 VDC requires 20% sensor current and then all metering will be available
Table 3.29. Accuracy as a Percent of Sensor Rating
Accuracy as a Percent of Sensor Rating
% of Sensor (A)
Accuracy - % of
Reading
20% - 50%
+/- 10%
50% – 85%
+/- 5%
85 -100%
+/- 2%
Figure 3.14 through 3.17 depict selected sensor performance characteristics.