Monitoring - GE C70 Instruction Manual
Capacitor bank protection
and control system
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Also See for C70:
- Instruction manual (708 pages) ,
- Communications manual (532 pages) ,
- Communications manual (526 pages)
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CHAPTER 2: PRODUCT DESCRIPTION
Duration of full test:
Test sequence 1:
Test sequence 2:
Test sequence 3:
USER-DEFINABLE DISPLAYS
Number of displays:
Lines of display:
Parameters:
Invoking and scrolling:
CONTROL PUSHBUTTONS
Number of pushbuttons:
Operation:
USER-PROGRAMMABLE PUSHBUTTONS (OPTIONAL)
Number of pushbuttons:
Mode:
Display message:
Drop-out timer:
Autoreset timer:
Hold timer:
SELECTOR SWITCH
Number of elements:
Upper position limit:
Selecting mode:
Time-out timer:
Control inputs:
Power-up mode:
TIME OF DAY TIMERS
Number of timers:
Setting resolution:
DIGITAL ELEMENTS
Number of elements:
Operating signal:
Pickup delay:
Dropout delay:
Timing accuracy:
2.5.3 Monitoring
OSCILLOGRAPHY
Maximum records:
Sampling rate:
Triggers:
Data:
Data storage:
EVENT RECORDER
Capacity:
Time-tag:
C70 CAPACITOR BANK PROTECTION AND CONTROL SYSTEM – INSTRUCTION MANUAL
approximately 3 minutes
all LEDs on
all LEDs off, one LED at a time on for 1 s
all LEDs on, one LED at a time off for 1 s
16
2 × 20 alphanumeric characters
up to 5, any Modbus register addresses
keypad, or any user-programmable condition, including pushbuttons
7
drive FlexLogic operands
12 (standard front panel)
16 (enhanced horizontal front panel)
6 (enhanced vertical front panel)
self-reset, latched
2 lines of 20 characters each
0.00 to 60.00 s in steps of 0.05
0.2 to 600.0 s in steps of 0.1
0.0 to 10.0 s in steps of 0.1
2
1 to 7 in steps of 1
time-out or acknowledge
3.0 to 60.0 s in steps of 0.1
step-up and 3-bit
restore from non-volatile memory or synchronize to a 3-bit control input or synch/restore mode
5
1 minute
48
any FlexLogic operand
0.000 to 999999.999 s in steps of 0.001
0.000 to 999999.999 s in steps of 0.001
±3% or ±4 ms, whichever is greater
64
64 samples per power cycle
any element pickup, dropout, or operate; contact input change of state; contact output change
of state; FlexLogic equation
AC input channels; element state; contact input state; contact output state
in non-volatile memory
1024 events
to 1 microsecond
SPECIFICATIONS
2
2-23
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