2-12
T35 Transformer Protection System
GE Multilin
2.2 SPECIFICATIONS
2 PRODUCT DESCRIPTION
2
2.2.5 INPUTS
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:
Standard CT:
0.02 to 46
×
CT rating RMS symmetrical
Sensitive Ground CT module:
0.002 to 4.6
×
CT rating RMS symmetrical
Current withstand:
20 ms at 250 times rated
1 sec. at 100 times rated
continuous 4xInom
URs equipped with 24 CT inputs have a
maximum operating temperature of 50°C
Short circuit rating:
150000 RMS symmetrical amperes, 250
V maximum (primary current to external
CT)
AC VOLTAGE
VT rated secondary:
50.0 to 240.0 V
VT ratio:
1.00 to 24000.00Relay burden:< 0.25 VA
at 120 V
Conversion range:
1 to 275 V
Voltage withstand:
continuous at 260 V to neutral
1 min./hr at 420 V to neutral
FREQUENCY
Nominal frequency setting:25 to 60 Hz
Sampling frequency:
64 samples per power cycle
Tracking frequency range:20 to 70 Hz
CONTACT INPUTS
Dry contacts:
1000
Ω
maximum
Wet contacts:
300 V DC maximum
Selectable thresholds:
17 V, 33 V, 84 V, 166 V
Tolerance:
±10%
Contacts per common return: 4
Recognition time:
< 1 ms
Debounce time:
0.0 to 16.0 ms in steps of 0.5
Continuous current draw:4 mA (when energized)
CONTACT INPUTS WITH AUTO-BURNISHING
Dry contacts:
1000
Ω
maximum
Wet contacts:
300 V DC maximum
Selectable thresholds:
17 V, 33 V, 84 V, 166 V
Tolerance:
±10%
Contacts per common return: 2
Recognition time:
< 1 ms
Debounce time:
0.0 to 16.0 ms in steps of 0.5
Continuous current draw:4 mA (when energized)
Auto-burnish impulse current: 50 to 70 mA
Duration of auto-burnish impulse: 25 to 50 ms
DCMA INPUTS
Current input (mA DC): 0 to –1, 0 to +1, –1 to +1, 0 to 5, 0 to 10,
0 to 20, 4 to 20 (programmable)
Input impedance:
379
Ω
±10%
Conversion range:
–1 to + 20 mA DC
Accuracy:
±0.2% of full scale
Type:
Passive
RTD INPUTS
Types (3-wire):
100
Ω
Platinum, 100 & 120
Ω
Nickel, 10
Ω
Copper
Sensing current:
5 mA
Range:
–50 to +250°C
Accuracy:
±2°C
Isolation:
36 V pk-pk
IRIG-B INPUT
Amplitude modulation:
1 to 10 V pk-pk
DC shift:
TTL–Compatible
Input impedance:
50 k
Ω
Isolation:
2 kV
REMOTE INPUTS (IEC 61850 GSSE/GOOSE)
Input points:
32, configured from 64 incoming bit pairs
Remote devices:
16
Default states on loss of comms.: On, Off, Latest/Off, Latest/On
Remote DPS inputs:
5
DIRECT INPUTS
Input points:
32
Remote devices:
16
Default states on loss of comms.: On, Off, Latest/Off, Latest/On
Ring configuration:
Yes, No
Data rate:
64 or 128 kbps
CRC:
32-bit
CRC alarm:
Responding to:
Rate of messages failing the CRC
Monitoring message count: 10 to 10000 in steps of 1
Alarm threshold:
1 to 1000 in steps of 1
Unreturned message alarm:
Responding to:
Rate of unreturned messages in the ring
configuration
Monitoring message count: 10 to 10000 in steps of 1
Alarm threshold:
1 to 1000 in steps of 1
TELEPROTECTION
Input points:
16
Remote devices:
3
Default states on loss of comms.: On, Off, Latest/Off, Latest/On
Ring configuration:
No
Data rate:
64 or 128 kbps
CRC:
32-bit
Summary of Contents for T35 UR Series
Page 10: ...x T35 Transformer Protection System GE Multilin TABLE OF CONTENTS ...
Page 48: ...2 18 T35 Transformer Protection System GE Multilin 2 2 SPECIFICATIONS 2 PRODUCT DESCRIPTION 2 ...
Page 314: ...5 192 T35 Transformer Protection System GE Multilin 5 10 TESTING 5 SETTINGS 5 ...
Page 338: ...6 24 T35 Transformer Protection System GE Multilin 6 5 PRODUCT INFORMATION 6 ACTUAL VALUES 6 ...
Page 350: ...7 12 T35 Transformer Protection System GE Multilin 7 2 TARGETS 7 COMMANDS AND TARGETS 7 ...
Page 366: ...8 16 T35 Transformer Protection System GE Multilin 8 2 CYBERSENTRY 8 SECURITY 8 ...
Page 406: ...A 14 T35 Transformer Protection System GE Multilin A 1 PARAMETER LISTS APPENDIX A A ...
Page 540: ...D 10 T35 Transformer Protection System GE Multilin D 1 IEC 60870 5 104 PROTOCOL APPENDIX D D ...
Page 552: ...E 12 T35 Transformer Protection System GE Multilin E 2 DNP POINT LISTS APPENDIX E E ...
Page 560: ...F 8 T35 Transformer Protection System GE Multilin F 3 WARRANTY APPENDIX F F ...
