SPECIFICATIONS
9-1
Technical Specifications
Phase Overcurrent Protection:
Timed overcurrent pickup:
Range 25%-250% of CT in steps of 1%.
Time dial:
32 selections.
Instantaneous overcurrent pickup:
Range 1 to 18 times phase pickup, in steps of 0.5.
Instantaneous trip delay:
No delay after first cycle of detected overcurrent if “Inst”
is selected. Otherwise, 1 to 40 cycles delay after first
cycle of detected overcurrent.
Ground Overcurrent Protection:
Timed overcurrent pickup:
Range 5% to 100% of CT in steps of 1%.
Time dial:
32 selections.
Instantaneous overcurrent pickup:
Range 1 to 7 times ground pickup, in steps of 0.5.
Instantaneous trip delay:
No delay after first cycle of detected overcurrent if “Inst”
is selected. Otherwise, 1 to 40 cycles delay after first
cycle of detected overcurrent.
Phase and Ground Timed Overcurrent Curves:
Normal Inverse.
Very Inverse.
Extremely Inverse.
Moderately Inverse.
IEC A.
IEC B.
IEC C.
Custom Curve.
79 Breakpoints, user programmable.
Timing Accuracy for Phase and Ground:
Instantaneous: Less than three cycles.
Timed:
current
≥
1.5 × pickup:
±3% of table value, ±0.1
seconds, whichever is greater.
current <1.5 × pickup:
±10% of table value.
Measurements:
Response:
RMS Responding.
Display accuracy for load currents:
± 3% from 25-100% CT primary.
Bandwidth:
0-120 Hz
Display update rate:
Greater than once per 2 seconds.
Phase Current Inputs:
CT secondary: 1 Amp or 5 Amp.
Saturation:
20 Times CT.
CT primary:
10-5000 Amp in 5 Amp steps.
CT burden:
Less than 0.2 VA per phase at 100% of CT.
CT rating:
15 Amps continuous
Momentary:
20 × CT input rating for 3 seconds
Ground Current Input:
CT secondary: 1 Amp or 5 Amp.
Saturation:
20 times the programmed overcurrent pickup level.
CT primary:
10-5000 Amps in 5 Amp steps.
CT burden:
Less than 0.2 VA per phase at rated CT secondary
current.
CT rating:
15 Amps continuous.
Momentary:
20 × CT input rating for 3 seconds
Phase and Ground Overcurrent Alarm.
Alarm level:
0.5 to 3.0 times overcurrent pickup in steps of 0.1.
Time delay:
1 to 255 seconds in steps of one second.
Voltage Inputs:
Inputs (WYE, DELTA, or DELTA/WYE):
48 to 240
VT burden:
less than 0.2 VA at rated input.
Display accuracy:± 3% of nominal input.
Display:
RMS values for Va-b, Vb-c, Vc-a, (Va-n, Vb-n, Vc-n line to
neutral connection).
Display update rate:
Greater than once per 3 seconds.
Overvoltage Alarm and Trip:
Pickup:
101 to 125% in steps of 1%.
Delay:
0.1 to 25.5 seconds in steps of 0.1 seconds.
Undervoltage Alarm and Trip:
Pickup:
30 to 100% nominal, in steps of 1%.
Delay:
0.1 to 25.5 seconds in steps of 0.1 seconds.
Frequency Measurement:
Accuracy:
± 0.1 Hz.
Measured:
across Phase A.
Output Contacts:
10 Amp/250 VAC resistive.
10 Amp/30 volt DC resistive.
- 20 Amp Make and Carry
0.4 Amp/125 Volt DC (L/R = 7mS).
Maximum voltage 380VAC/125VDC.
10 Amp continuous, maximum voltage 300 VDC.
Summary of Contents for 565
Page 6: ...INSTALLATION 2 2 Figure 2 1 Mounting Details ...
Page 7: ...INSTALLATION 2 3 Figure 2 2 Mounting Arrangement with Relay Collar ...
Page 12: ...INSTALLATION 2 8 Figure 2 5 565 Relay Typical Wiring ...
Page 13: ...INSTALLATION 2 9 Figure 2 6 Voltage Sensing Wire ...
Page 14: ...INSTALLATION 2 10 Figure 2 7A 565 with MTM CT and Open Delta VT Typical Wiring ...
Page 15: ...INSTALLATION 2 11 Figure 2 7B 565 with MTM CT and Wye VT Typical Wiring ...
Page 16: ...INSTALLATION 2 12 Figure 2 8A Open Delta VT and CT MTM Typical Wiring ...
Page 17: ...INSTALLATION 2 13 Figure 2 8B Wye VT and CT MTM Typical Wiring ...
Page 18: ...INSTALLATION 2 14 Figure 2 9 MTM Mounting Dimensions ...
Page 19: ...INSTALLATION 2 15 Figure 2 10 565 Rear Panel Layout ...
Page 20: ......
Page 23: ...DISPLAY AND KEYBOARD 3 3 Figure 4 1 565 Relay Front Panel ...
Page 28: ......
Page 132: ......
Page 142: ...CURVE INFORMATION ANDTABLES 7 10 Figure 7 9 IEC A Curves ...
Page 143: ...CURVE INFORMATION ANDTABLES 7 11 Figure 7 10 IEC B Curves ...
Page 144: ...CURVE INFORMATION ANDTABLES 7 12 Figure 7 11 IEC C Curves ...
Page 176: ...RELAYTESTING 8 2 Figure 8 1 Secondary Injection Test Setup ...
Page 180: ......
Page 184: ......
Page 192: ...APPENDIX C C 2 Figure C1 System Controller Block Diagram 1 2 ...
Page 193: ...APPENDIX C C 3 Figure C2 System Controller Block Diagram 2 2 ...
Page 194: ......
Page 198: ......
