GE T60

2-28 T60 Transformer Protection System GE Multilin
2.3 SPECIFICATIONS 2 PRODUCT DESCRIPTION
2
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
2.3.6 POWER SUPPLY
LOW RANGE
Nominal DC voltage: 24 to 48 V
Minimum DC voltage: 20 V
Maximum DC voltage: 60 V for RL power supply module, 75 V
for SL power supply module
Voltage loss hold-up: 200 ms duration at maximum load
NOTE: Low range is DC only.
HIGH RANGE
Nominal DC voltage: 125 to 250 V
Minimum DC voltage: 88 V
Maximum DC voltage: 300 V
Nominal AC voltage: 100 to 240 V at 50/60 Hz
Minimum AC voltage: 88 V at 25 to 100 Hz
Maximum AC voltage: 265 V at 25 to 100 Hz
Voltage loss hold-up: 200 ms duration at maximum load
ALL RANGES
Volt withstand: 2  Highest Nominal Voltage for 10 ms
Power consumption: typical = 15 to 20 W/VA
maximum = 45 W/VA
contact factory for exact order code con-
sumption
INTERNAL FUSE
RATINGS
Low range power supply: 8 A / 250 V
High range power supply: 4 A / 250 V
INTERRUPTING CAPACITY
AC: 100 000 A RMS symmetrical
DC: 10 000 A
2.3.7 OUTPUTS
FORM-A RELAY
Make and carry for 0.2 s: 30 A as per ANSI C37.90
Carry continuous: 6 A
Break (DC inductive, L/R = 40 ms):
Operate time: < 4 ms
Contact material: silver alloy
LATCHING RELAY
Make and carry for 0.2 s: 30 A as per ANSI C37.90
Carry continuous: 6 A as per IEEE C37.90
Break (DC resistive as per IEC61810-1):
Operate time: < 4 ms
Contact material: silver alloy
Control: separate operate and reset inputs
Control mode: operate-dominant or reset-dominant
FORM-A VOLTAGE MONITOR
Applicable voltage: approx. 15 to 250 V DC
Trickle current: approx. 1 to 2.5 mA
FORM-A CURRENT MONITOR
Threshold current: approx. 80 to 100 mA
FORM-C AND CRITICAL FAILURE RELAY
Make and carry for 0.2 s: 30 A as per ANSI C37.90
Carry continuous: 8 A
Break (DC inductive, L/R = 40 ms):
Operate time: < 8 ms
Contact material: silver alloy
VOLTAGE CURRENT
24 V 1 A
48 V 0.5 A
125 V 0.3 A
250 V 0.2 A
VOLTAGE CURRENT
24 V 6 A
48 V 1.6 A
125 V 0.4 A
250 V 0.2 A
VOLTAGE CURRENT
24 V 1 A
48 V 0.5 A
125 V 0.3 A
250 V 0.2 A