7-2
ALPS Advanced Line Protection System
GE Power Management
7.1 ALPS SPECIFICATIONS
7 SPECIFICATIONS
7
OVERCURRENT BACKUP
TOC TIME DIAL
Range:
0.5 to 10 times pickup setting
Steps:
0.1
LINE PICKUP
REMOTE OPEN DETECTOR
Range:
10 to 100 ms
Step:
1 ms
LINE OVERLOAD
Overcurrent Settings:
Overload Settings:
LV1 timer LEVEL1TDLY
Range:
10 to 99 seconds
Resolution
0.01 sec.
LV2 timer LEVEL2TDLY
Range:
10 to 99 seconds
Resolution
0.01 sec.
COMPENSATION FACTOR
Range:
1.0 to 7.0
Resolution:
0.01
PROTECTION SCHEME LOGIC TIMERS
SYSTEM CONFIGURATION
Communications baud rate:300, 1200, 2400, 4800, 9600,
Number of breakers:
1 to 2
CT Ratios:
1 to 5000
PT Ratios:
1 to 7000
Distance Units:
Miles or Kilometers
ACCURACIES
Distance measuring units:Reach: ±5% of setting at angle of maxi-
mum reach and rated current
Zone Timers:
±2 ms
Fault Locator:
±3% (typical)
RMS Values:
±1% of rating (< 2
×
CT)
Watts and Vars:
±3% of full-scale from 1A to MAX rated
current
Data Sample time tag
resolution:
±1 ms
DIMENSIONS AND WEIGHT
Height:
5.31" (135 mm)
3 standard rack-units
Width:
19.00" with ears (3 standard rack-units)
16.90" without ears (430 mm)
Depth:
13.63" (347 mm)
Weight:
The standard rack-mounted unit weighs
23 pounds.
SPECIFICATONS ARE SUBJECT TO CHANGE WITHOUT NOTICE
FUNCTION
RANGE
Α
RESOLUTION
Α
In = 5 A
In = 1 A
In = 5 A
In = 1A
50
2.0 to 160.0
0.4 to 32.0
0.1
0.1
50G
0.5 to 80.0
0.1 to 16.0
0.1
0.1
51G
0.2 to 15.0
0.04 to 3.0
0.01
0.01
FUNCTION
RANGE
Α
RESOLUTION
Α
I
n
= 5 A
I
n
= 1 A
I
n
= 5 A
I
n
= 1A
I1
1.0 to 15.0
0.2 to 3.0
0.1
0.1
FUNCTION
RANGE
Α
RESOLUTION
Α
I
n
= 5 A
I
n
= 1 A
I
n
= 5 A
I
n
= 1A
Level 1 PU
2.5 to 20.0
0.5 to 4.0
0.1
0.1
Level 2 PU
5.0 to 40.0
1.0 to 8.0
0.1
0.1
TIMER
DESCRIPTION
RANGE
RESOLUTION
TL1PICKUP
Trip integrator
pickup
1 to 50 ms
1 ms
Z2P_TIME
Z2G_TIME
Zone 2 timer
0.1 to 3.0 s
0.01 s
Z3P_TIME
Z3G_TIME
Zone 3 timer
0.1 to 10.0 s
0.01 s
Z4P_TIME
Z4G_TIME
Zone 4 timer
0.1 to 10.0 s
0.01 s
TL4
POTT/PUTT
coordination
0.1 to 50 s
0.01 s
(TL5)
TL5PICKUP
TL5DRPOUT
b contact
coordination for
Breaker 1 (pickup
& dropout timers)
0 to 200 ms
1 ms
(TL6)
TL6PICKUP
TL6DRPOUT
b contact
coordination for
Breaker 2 (pickup
& dropout timers)
0 to 200 ms
1 ms
(TL16)
TL16PICKUP
Weak infeed trip
pickup
8 to 99 ms
1 ms
(TL24)
TL24DROPOUT
GDOC Blocking
Timer
30 to 500 ms
1 ms
(TL25)
TL25DROPOUT
Distance
Blocking Timer
30 to 500 ms
1 ms
(TL26)
TL26PICKUP
Repeat Delay
Timer
0 to 50 ms
1 ms