User-Programmable Elements - GE G30 Instruction Manual

Generator protection system 7.4x
Hide thumbs Also See for G30:
Table of Contents

Advertisement

SPECIFICATIONS
Operate time:
THERMAL OVERLOAD PROTECTION
Thermal overload curves:
Base current:
Overload (k) factor:
Trip time constant:
Reset time constant:
2
Minimum reset time:
Timer accuracy (cold curve):
Timer accuracy (hot curve):
TRIP BUS (TRIP WITHOUT FLEXLOGIC)
Number of elements:
Number of inputs:
Operate time:
Timer accuracy:

2.5.2 User-programmable elements

FLEXLOGIC
Programming language:
Lines of code:
Internal variables:
Supported operations:
Inputs:
Number of timers:
Pickup delay:
Dropout delay:
FLEXCURVES™
Number:
Reset points:
Operate points:
Time delay:
FLEX STATES
Number:
Programmability:
FLEXELEMENTS™
Number of elements:
Operating signal:
Operating signal mode:
Operating mode:
Comparator direction:
Pickup Level:
Hysteresis:
Delta dt:
Pickup and dropout delay:
NON-VOLATILE LATCHES
Type:
Number:
Output:
2-26
<50 ms
IEC 255-8 curve
0.20 to 3.00 pu in steps of 0.01
1.00 to 1.20 pu in steps of 0.05
0 to 1000 min. in steps of 1
0 to 1000 min. in steps of 1
0 to 1000 min. in steps of 1
±100 ms or 2%, whichever is greater
±500 ms or 2%, whichever is greater for I
6
16
<2 ms at 60 Hz
±3% or 10 ms, whichever is greater
Reverse Polish Notation with graphical visualization (keypad programmable)
1024
64
NOT, XOR, OR (2 to 16 inputs), AND (2 to 16 inputs), NOR (2 to 16 inputs), NAND (2 to 16 inputs),
latch (reset-dominant), edge detectors, timers
any logical variable, contact, or virtual input
32
0 to 60000 (ms, sec., min.) in steps of 1
0 to 60000 (ms, sec., min.) in steps of 1
4 (A through D)
40 (0 through 1 of pickup)
80 (1 through 20 of pickup)
0 to 65535 ms in steps of 1
up to 256 logical variables grouped under 16 Modbus addresses
any logical variable, contact, or virtual input
16
any analog actual value, or two values in differential mode
signed or absolute value
level, delta
over, under
–90.000 to 90.000 pu in steps of 0.001
0.1 to 50.0% in steps of 0.1
20 ms to 60 days
0.000 to 65.535 s in steps of 0.001
set-dominant or reset-dominant
16 (individually programmed)
stored in non-volatile memory
CHAPTER 2: PRODUCT DESCRIPTION
< 0.9 × k × I
and I / (k × I
p
b
G30 GENERATOR PROTECTION SYSTEM – INSTRUCTION MANUAL
) > 1.1
b

Hide quick links:

Advertisement

Table of Contents
loading

Table of Contents