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10 ALPS TEST PROGRAM
10.2 TEST CALCULATIONS
The following is the user input quantities and their ranges. Each test does not use all the quantities. The default
values are used for only the first test dialog box displayed for each new test.
Table 10–1: INPUT QUANTITIES
INPUT QUANTITY
Rated current
Reach (reach in forward/reverse direction)
Positive Sequence Reach Angle
Characteristic Timer
Test Current
Degrees to increment angle
Phase angle reference
Zero Sequence Reach Angle
I0 Compensation Factor, K0
Direction
Offset Reach (times main reach)
Replica Impedance Angle
Effective Test Reach
GE Power Management
RANGE
1 or 5 A
1 A: 0.01 to 250.00
5 A: 0.01 to 50.00
45° to 90°
M1: 90°
MT: 90° to 120° in steps of 5°
M3: 90° to 120° in steps of 5°
M4: 90° to 120° in steps of 5°
MOB: 30° to 130°
M1G: 90°
MTG: 80° to 155° in steps of 5°
M3G: 80° to 155° in steps of 5°
M4G: 80° to 155° in steps of 5°
calculated
5,10, 15
V[øG], V[øø]
45° to 90°
1.0 to 7.0
forward, reverse
0 to 0.4
Calculated for output only
Calculated for output only
LPS-D Line Protection System
10.2 TEST CALCULATIONS
10.2.1 DESCRIPTION
DEFAULT VALUES
1 A
0.01
45°
90° for all
high limit of range
5
V[øø]
45
1.0
reverse
0
N/A
N/A
10
10-
3
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