GE 869

1–24 869 MOTOR PROTECTION SYSTEM – INSTRUCTION MANUAL
SPECIFICATIONS CHAPTER 1: INTRODUCTION
EVENT RECORDER
Number of events:..............................................1024
Header:.................................................................... relay name, order code, firmware revision
Content:...................................................................any element pickup, any element operate, digital input
change of state, digital output change of state, self-test
events
Data Storage:........................................................non-volatile memory
Time-tag Accuracy:...........................................to one microsecond
LAST TRIP DATA
Number of Records: ..........................................1
Data Storage:........................................................Non-volatile memory
Time-tag Accuracy:...........................................One microsecond
Actuals:....................................................................Event Number of Last Trip,
Timestamp of Last Trip,
Cause of Last Trip,
64 Configurable FlexAnalog values
Commands:...........................................................Clear Last Trip Data
User-Programmable Elements
FLEXLOGIC
Lines of code:........................................................1024
Supported operations: .....................................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
Inputs: ......................................................................any logical variable, contact, or virtual input
Number of timers: .............................................. 32
Pickup delay: ........................................................ 0 to 60000 (ms, sec., min.) in steps of 1
Dropout delay:.....................................................0 to 60000 (ms, sec., min.) in steps of 1
Timer accuracy:.................................................. ±3% of delay setting or ±¼ cycle (whichever is greater) from
pickup to operate
FLEXELEMENTS
Number of elements:........................................8
Operating signal: ................................................Any analog actual value, or two values in a differential mode
Operating signal mode:...................................Signed, or Absolute value
Operating mode:.................................................Level, Delta
Comparison direction:...................................... Over, Under
Pickup Level: .........................................................-30.000 to 30.000 pu in steps of 0.001 pu
Hysteresis: .............................................................0.1 to 50.0% in steps of 0.1%
Delta dt:...................................................................40 msec to 45 days
Pickup and dropout delays:...........................0.000 to 6000.000 s in steps of 0.001 s
FLEXSTATES
Number of States: ..............................................256 logical variables grouped under 16 Modbus addresses
Programmability:................................................Any FlexLogic operand, any digital input, any virtual input,
any remote input
NON-VOLATILE LATCHES
Type:.........................................................................Set-dominant or Reset-dominant
Range:......................................................................16 individually programmed
Output:.....................................................................Stored in non-volatile memory
Execution sequence:.........................................As input prior to protection, control and FlexLogic
FLEXCURVES
Number: ..................................................................4 (A through D)
Reset points:..........................................................40 (0.00 to 0.98 x pickup)
Operate points:....................................................80 (1.03 to 20.0 x pickup)
Time delay:............................................................0 to 200,000,000 ms in steps of 1 ms
Saturation level: ..................................................20 times the pickup level