GE L30 Instruction Manual page 60

Ur series line current differential system
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2.4 SPECIFICATIONS
LATCHING RELAY
Make and carry for 0.2 s: 30 A as per ANSI C37.90
Carry continuous:
Break (DC resistive as per IEC61810-1):
VOLTAGE
CURRENT
24 V
6 A
48 V
1.6 A
2
125 V
0.4 A
250 V
0.2 A
Operate time:
Contact material:
Control:
Control mode:
FORM-A VOLTAGE MONITOR
Applicable voltage:
Trickle current:
FORM-A CURRENT MONITOR
Threshold current:
FORM-C AND CRITICAL FAILURE RELAY
Make and carry for 0.2 s: 30 A as per ANSI C37.90
Carry continuous:
Break (DC inductive, L/R = 40 ms):
VOLTAGE
CURRENT
24 V
1 A
48 V
0.5 A
125 V
0.3 A
250 V
0.2 A
Operate time:
Contact material:
FAST FORM-C RELAY
Make and carry:
Minimum load impedance:
INPUT
VOLTAGE
2 W RESISTOR
250 V DC
120 V DC
48 V DC
24 V DC
Note: values for 24 V and 48 V are the same due to a
required 95% voltage drop across the load impedance.
Operate time:
Internal Limiting Resistor: 100 Ω, 2 W
2-28
6 A as per IEEE C37.90
< 4 ms
silver alloy
separate operate and reset inputs
operate-dominant or reset-dominant
approx. 15 to 250 V DC
approx. 1 to 2.5 mA
approx. 80 to 100 mA
8 A
< 8 ms
silver alloy
0.1 A max. (resistive load)
IMPEDANCE
1 W RESISTOR
20 KΩ
50 KΩ
5 KΩ
2 KΩ
2 KΩ
2 KΩ
2 KΩ
2 KΩ
< 0.6 ms
L30 Line Current Differential System
2 PRODUCT DESCRIPTION
SOLID-STATE OUTPUT RELAY
Operate and release time: <100 μs
Maximum voltage:
265 V DC
Maximum continuous current: 5 A at 45°C; 4 A at 65°C
Make and carry:
for 0.2 s:
30 A as per ANSI C37.90
for 0.03 s
300 A
Breaking capacity:
UL508
Operations/
5000 ops /
interval
1 s-On, 9 s-Off
1000 ops /
0.5 s-On, 0.5 s-Off
Break
3.2 A
capability
L/R = 10 ms
(0 to 250 V
1.6 A
DC)
L/R = 20 ms
0.8 A
L/R = 40 ms
CONTROL POWER EXTERNAL OUTPUT
(FOR DRY CONTACT INPUT)
Capacity:
100 mA DC at 48 V DC
Isolation:
±300 Vpk
REMOTE OUTPUTS (IEC 61850 GSSE/GOOSE)
Standard output points: 32
User output points:
32
DCMA OUTPUTS
Range:
–1 to 1 mA, 0 to 1 mA, 4 to 20 mA
Max. load resistance:
12 kΩ for –1 to 1 mA range
12 kΩ for 0 to 1 mA range
600 Ω for 4 to 20 mA range
Accuracy:
±0.75% of full-scale for 0 to 1 mA range
±0.5% of full-scale for –1 to 1 mA range
±0.75% of full-scale for 0 to 20 mA range
99% Settling time to a step change: 100 ms
Isolation:
1.5 kV
Driving signal:
any FlexAnalog quantity
Upper and lower limit for the driving signal: –90 to 90 pu in steps of
0.001
Utility
Industrial
application
application
(autoreclose
scheme)
5 ops /
0.2 s-On,
10000 ops /
0.2 s-Off
0.2 s-On,
within 1
30 s-Off
minute
10 A
10 A
L/R = 40 ms
L/R = 40 ms
GE Multilin

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