User-Programmable Elements - GE M60 Instruction Manual
Motor protection system
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Also See for M60:
- Instruction manual (676 pages) ,
- Communications manual (532 pages) ,
- Communications manual (526 pages)
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SPECIFICATIONS
Operate time:
Typical times are average operate times including variables such as frequency change instance, test method, and so on, and can vary by
±0.5 cycles.
BREAKER FAILURE
Mode:
2
Current supervision:
Current supv. pickup:
Current supv. dropout:
Current supv. accuracy:
0.1 to 2.0 CT rating:
above 2 CT rating:
BREAKER FLASHOVER
Operating quantity:
Pickup level voltage:
Dropout level voltage:
Pickup level current:
Dropout level current:
Level accuracy:
Pickup delay:
Timer accuracy:
Operate time:
REDUCED VOLTAGE STARTING
Mode:
Transition level:
Timer:
Timer accuracy:
RTD PROTECTION
Pickup:
Dropout level:
Timer accuracy:
Elements:
REMOTE RTD PROTECTION
Pickup level:
Dropout level:
Time delay:
Elements:
RRTD COMMUNICATION FAILURE
Pickup level:
Time delay:
TRIP BUS (TRIP WITHOUT FLEXLOGIC)
Number of elements:
Number of inputs:
Operate time:
Timer accuracy:
2.4.2 User-programmable elements
FLEXLOGIC
Programming language:
2-20
typically 4 cycles at 0.1 Hz/s change
typically 3.5 cycles at 0.3 Hz/s change
typically 3 cycles at 0.5 Hz/s change
1-pole, 3-pole
phase, neutral current
0.001 to 30.000 pu in steps of 0.001
97 to 98% of pickup
±0.75% of reading or ±2% of rated (whichever is greater)
±2.5% of reading
phase current, voltage, and voltage difference
0 to 1.500 pu in steps of 0.001
97 to 98% of pickup
0 to 1.500 pu in steps of 0.001
97 to 98% of pickup
±0.5% or ±0.1% of rated, whichever is greater
0 to 65.535 s in steps of 0.001
±3% of operate time or ±42 ms, whichever is greater
<42 ms at 1.10 pickup at 60 Hz
current only, current and timer, current or timer
25 to 300% of FLA in steps of 1
1.0 to 600.0 seconds in steps of 0.1
±50 ms
1 to 249°C in steps of 1
2°C of pickup
<1 s
trip and alarm
1 to 200°C
2°C of pickup
<10 s
trip and alarm
no communications
≈10 s
6
16
<2 ms at 60 Hz
±3% or 10 ms, whichever is greater
Reverse Polish Notation with graphical visualization (keypad programmable)
CHAPTER 2: PRODUCT DESCRIPTION
M60 MOTOR PROTECTION SYSTEM – INSTRUCTION MANUAL
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