GE Power Management
ALPS Advanced Line Protection System
7-1
7 SPECIFICATIONS
7.1 ALPS SPECIFICATIONS
7
7 SPECIFICATIONS 7.1 ALPS SPECIFICATIONS
7.1.1 DESCRIPTION
ELECTRICAL RATINGS
Rated Frequency:
50 to 60 Hz
Rated Voltage (ph-ph):
100 to 120 V AC
Rated Current
I
n
:
1 A or 5 A
DC Control Voltage, operating range:
48 V DC
38.5 to 60 V DC
110/125 V DC
88 to 150 V DC
220/250 V DC
176 to 300 V DC
Maximum Permissible AC voltage:
Continuous
138 V AC (ph-n)
1 minute
208 V AC (ph-n)
Maximum Permissible current:
Continuous
3 x
I
n
3 seconds
50 x
I
n
1 second
100 x
I
n
Sample Rate:
64 per cycle
Hi-Pot (DC Test):
ANSI C37.90; IEC 255-5
Surge Withstand Capability: ANSI C37.90.1; IEC 255-22-1
Impulse Voltage Withstand Fast Transient:
5 kV peak, 1.2/50 ms, 0.5 J
ANSI C37.90.1
IEC255-4
Radio Frequency Interference Withstand:
ANSI C37.90.1;
IEC 255-22-1
Electrostatic Discharge: IEC255-22-2
Humidity:
95% without condensation
Ambient Temperature Range
Storage:
–30°C to 75°C
Operation:
–20°C to 65°C
BURDEN RATINGS
Current Circuit:
I
n
= 1 A: 0.12
Ω
@ 30°
I
n
= 5 A: 0.022
Ω
@ 5°
Voltage Circuit:
0.15 VA @ 60 Hz
0.20 VA @ 50 Hz
DC Battery:
(contact converters):2.5 mA at rated DC input
(power supply):
< 20 W
Trip Circuit Motor:
150 mA for current-flow sensor
CONTACT RATINGS
Fault Location I/V:
0 to 1 mA, 10V load or 0 to 5 V output
(4 V = full scale; 5 V = error)
Trip Outputs (T1 to T4/T6):
Continuous Rating: 5 A
Make and Carry:
30 A (per ANSI C 37.90)
Interrupting:
25 VA
Pickup:
< 4 ms
SCR Outputs:
same as Trip Outputs
Auxiliary Outputs (A1 to A8/A12, C1, C2):
Continuous Rating: 5A
Make and Carry:
30 A (per ANSI C 37.90)
Interrupting:
25 VA
Pickup:
< 8 ms
High Speed (KT1 to KT4):
Continuous Rating: 0.5A
Maximum Voltage: 280 V DC
Pickup:
< 0.5 ms
Contact Converter Inputs:38.5 to 300 V DC
PROTECTION SCHEME SELECTION
Protection Schemes:
Step Distance
POTT1 & POTT2
PUTT
Blocking
Hybrid
Phase-Identified Channel
Programmable Logic
Directional Control:
Forward or Reverse
Time Synchronization:
by demodulated IRIG-B signal (5 V DC)
Out-of-Step Blocking
Reach:
The reach of MOB is that of the zone it is
coordinated with: Zone 2, Zone 3, or
Zone 4
Characteristic Angle:
30° to 130°
REACH SETTINGS
M1 (Zone 1 Phase Reach), M1G (Zone 1 Ground Reach)
Range:
I
n
= 1 A: 0.05 to 250
Ω
I
n
= 5 A: 0.01 to 50
Ω
Resolution:
I
n
= 1A: 0.01
Ω
I
n
= 5 A: 0.01
Ω
MT (Zone 2 Phase Reach), MTG (Zone 2 Ground Reach)
Range:
I
n
= 1 A: 0.05 to 250
Ω
I
n
= 5 A: 0.01 to 50
Ω
Resolution:
I
n
= 1A: 0.01
Ω
I
n
= 5 A: 0.01
Ω
M3 (Zone 3 Phase Reach), M3G (Zone 3 Ground Reach)
Range:
I
n
= 1 A: 0.05 to 250
Ω
I
n
= 5 A: 0.01 to 50
Ω
Resolution:
I
n
= 1A: 0.01
Ω
I
n
= 5 A: 0.01
Ω
M4 (Zone 4 Phase Reach), M4G (Zone 4 Ground Reach)
Range:
I
n
= 1 A: 0.05 to 250
Ω
I
n
= 5 A: 0.01 to 50
Ω
Resolution:
I
n
= 1A: 0.01
Ω
I
n
= 5 A: 0.01
Ω
CURRENT SUPERVISION FUNCTION
FUNCTION
RANGE
Α
RESOLUTION
Α
I
n
= 5 A
I
n
= 1 A
I
n
= 5 A
I
n
= 1A
IPT
0.50 to 5.00
0.10 to 1.00
0.01
0.01
IPB
0.25 to 3.75
0.05 to 0.75
0.01
0.01
IT
0.20 to 4.00
0.20 to 4.00
0.01
0.01
IB
0.20 to 4.00
0.20 to 4.00
0.01
0.01