GE Multilin 369 Quick Start Manual page 65

CHAPTER 5: PRODUCT DESCRIPTION
369 MOTOR MANAGEMENT RELAY – QUICKSTART GUIDE
GROUND CURRENT INPUT (GF CT)
CT Input (rated):...............................................1 A/5 A secondary and 50:0.025
CT Primary: ........................................................1 to 5000 A (1 A/5 A)
Range: ................................................................0.1 to 1.0 × CT primary (1 A/5 A)
Full Scale: ...........................................................1.0 × CT primary (1 A/5 A)
Frequency:.........................................................20 to 100 Hz
Conversion: .......................................................True RMS 1.04ms/sample
Accuracy at 50/60 Hz:
for 1 A/5 A: .........................................±1.0% of full scale (1 A/5 A)
for 50:0.025........................................±0.07 A at <1 A
Accuracy at variable frequency:
for 1 A tap: ....................................................±1.5% for 40 to 100 Hz
for 5 A tap: ....................................................±2% for 40 to 100 Hz
for 50:0.025: .................................................±0.2 A at <1 A
GROUND CT BURDEN
GROUND CT
1 A
5 A
50:0.025
GROUND CT CURRENT WITHSTAND
GROUND CT
1 A
5 A
50:0.025
PHASE/LINE VOLTAGE INPUT (VT) (OPTION M)
VT ratio:...............................................................1.00 to 240.00:1 in steps of 0.01
VT secondary: ..................................................240 V AC (full scale)
Range:..................................................................0.05 to 1.00 × full scale
Frequency:.........................................................20 to 100 Hz
Conversion: .......................................................True RMS 1.04 ms/sample
Accuracy: ...............................................±2.5% of full scale for ≤ 200 V at 20 to 39 Hz
Burden:................................................................>200 kΩ
Max. continuous: ............................................280 V AC
0.05 to 25.0 A (50:0.025)
25 A (50:0.025)
±0.20 A at <25 A
±2.5% for 20 to 39 Hz
±3% for 20 to 39 Hz
±0.6 A at <25 A
INPUT (A)
VA
1 0.04
5 0.78
20 6.79
5 0.07
25 1.72
100 25
0.025 0.24
0.1 2.61
0.5 37.5
WITHSTAND TIME
1 s 2 s
100 × CT 40 × CT 3 × CT
100 × CT 40 × CT 3 × CT
10 A 5 A 150 mA
±1% of full scale for 12 to 240 V at > 40 Hz
SPECIFICATIONS
BURDEN
(Ω)
0.036
0.031
0.017
0.003
0.003
0.003
384
261
150
continuous
5–61