Power Supply - GE L30 Instruction Manual

2 PRODUCT DESCRIPTION
FREQUENCY
Nominal frequency setting:25 to 60 Hz
Sampling frequency: 64 samples per power cycle
Tracking frequency range:45 to 65 Hz
CONTACT INPUTS
1000 Ω maximum
Dry contacts:
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
1000 Ω maximum
Dry contacts:
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
LOW RANGE
Nominal DC voltage: 24 to 48 V
Minimum DC voltage: 20 V
Maximum DC voltage: 60 V
Voltage loss hold-up: 20 ms duration at nominal
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 nominal
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):
VOLTAGE CURRENT
24 V 1 A
48 V 0.5 A
125 V 0.3 A
250 V 0.2 A
GE Multilin
DCMA INPUTS
Current input (mA DC): 0 to –1, 0 to +1, –1 to +1, 0 to 5, 0 to 10,
Input impedance:
Conversion range:
Accuracy:
Type:
RTD INPUTS
Types (3-wire):
Sensing current:
Range:
Accuracy:
Isolation:
IRIG-B INPUT
Amplitude modulation:
DC shift:
Input impedance:
Isolation:
REMOTE INPUTS (IEC 61850 GSSE/GOOSE)
Input points:
Remote devices:
Default states on loss of comms.: On, Off, Latest/Off, Latest/On
Remote DPS inputs:
ALL RANGES
Volt withstand:
Power consumption:
INTERNAL FUSE
RATINGS
Low range power supply: 8 A / 250 V
High range power supply: 4 A / 250 V
INTERRUPTING CAPACITY
AC:
DC:
Operate time:
Contact material:
L30 Line Current Differential System
2.4 SPECIFICATIONS
0 to 20, 4 to 20 (programmable)
379 Ω ±10%
–1 to + 20 mA DC
±0.2% of full scale
Passive
100 Ω Platinum, 100 & 120 Ω Nickel, 10
Ω Copper
5 mA
–50 to +250°C
±2°C
36 V pk-pk
1 to 10 V pk-pk
TTL–Compatible
50 kΩ
2 kV
32, configured from 64 incoming bit pairs
16
5

2.4.6 POWER SUPPLY

2 × Highest Nominal Voltage for 10 ms
typical = 15 to 20 W/VA
maximum = 50 W/VA
contact factory for exact order code con-
sumption
100 000 A RMS symmetrical
10 000 A
2.4.7 OUTPUTS
< 4 ms
silver alloy
2
2-27