Protection Functions - Omron KM1 User Manual

Protection functions

Model
Item
PMU1A (Electric power)
Active power Operation setting Upper limit alarm : -120000000 to 120000000 W
monitor range Lower limit alarm : -120000000 to 120000000 W
Operation ±2.0%FS±1 digit
characteristics
Operation time 0.5~10 s
Operation time ±0.2 s
characteristics
Return power Upper limit alarm : Upper limit monitor operation value 0 to 24000000
W
Lower limit alarm : Lower limit alarm operation value 0 to 24000000 W
Current Operation setting Upper limit alarm : 0.0 to 6000.0 A
Lower limit alarm : 0.0 to 6000.0 A
monitor range
Operation ±1.0%FS±1 digit
characteristics
Operation time 0.1~10 s
Operation time ±0.2 s
characteristics
Return current Upper limit alarm : Upper limit alarm operation value 0.0 to 1000.0 A
Lower limit alarm : Lower limit alarm operation value 0.0 to 1000.0 A
Voltage Operation setting Upper limit alarm : 0.0 to 12100.0 V
Lower limit alarm : 0.0 to 12100.0 V
monitor range
Operation ±1.0% FS ±1 digit
characteristics However, intra Vtr voltage shall be ±2.0% FS ±1 digit under the
same conditions.
Operation time 0.1~10 s
Operation time ±0.2 s
characteristics
Return voltage Upper limit alarm : Upper limit alarm operation value 0.0 to 2200.0 V
Lower limit alarm : Lower limit alarm operation value 0.0 to 2200.0 V
Power factor Operation setting -1.00~1.00
monitor range
Operation ±5.0 %
characteristics
Operation time 0.5~10 s
Operation time ±0.2 s
characteristics
Return value
0.00~1.00
Reactive Operation setting Upper limit alarm : -120000000 to 120000000 var
Lower limit alarm : -120000000 to 120000000 var
power monitor range
Operation ±2.0%FS±1 digit
characteristics
Operation time 0.5~10 s
Operation time ±0.2 s
characteristics
Return power Upper limit alarm : Upper limit monitor operation value 0 to 24000000
var
Lower limit alarm : Lower limit alarm operation value 0 to 24000000 var
Temperature Operation setting
monitor range
Operation time
Operation time
characteristics
Return
temperature
Reverse Operation time 0.1 s
phase monitor
Operation time ±0.2 s
characteristics
KM1
PMU2A (Power two-system)
FS (power factor = range of 0.5 to 1 to 0.5)
Model KM1/KE1 combination list
EMU8A (Pulse/temperature) CTD8E (CT expansion)
Upper limit alarm
-120000000 to 120000000W
Lower limit alarm
-120000000 to 120000000W
±2.0%FS±1 digit
0.5~10 s
±0.2 s
Upper limit alarm
Upper limit monitor operation
value 0 to 24000000 W
Lower limit alarm
Lower limit alarm operation value
0 to 24000000 W
Upper limit alarm : 0.0 to 6000.0 A
Lower limit alarm : 0.0 to 6000.0 A
±1.0%FS±1 digit
0.1~10 s
±0.2 s
Upper limit alarm
Upper limit alarm operation value
0.0 to 1000.0 A
Lower limit alarm
Lower limit alarm operation value
0.0 to 1000.0 A
-1.00~1.00
±5.0 % FS (power factor = range
of 0.5 to 1 to 0.5)
0.5~10 s
±0.2 s
0.00~1.00
Upper limit alarm
-120000000 to 120000000 var
Lower limit alarm
-120000000 to 120000000 var
±2.0%FS±1 digit
0.5~10 s
±0.2 s
Upper limit alarm : Upper limit
monitor operation value
0 to 24000000 var
Lower limit alarm : Lower limit
alarm operation value
0 to 24000000 var
Upper limit alarm : -50.0 to 100.0
Lower limit alarm : -50.0 to 100.0
0.5 to 10 s
±0.2 s
Upper limit alarm : .0 to 10.0
Lower limit alarm : 0.0 to 10.0
KE1
A-5