K8ABPM2 Omron, K8ABPM2 Datasheet - Page 4

• Manufacturer Part Number: K8ABPM2
• Description: RELAY, PHASE SEQ, 3P, 220-480V
• Manufacturer: Omron
• Series: K8ABr

Specifications of K8ABPM2

• Contact Configuration: SPDT
• Phase Type: 3 Phase
• Supply Voltage Max: 480VAC
• Switching Voltage Max: 250VAC
• Operating Time Range: 0.1s To 30s
• Relay Mounting: DIN Rail
• Svhc: No SVHC
• Contact Current Ac Max: 6A

Connections
■ Wiring Diagram
Overvoltage/Undervoltage and Phase Sequence/Phase Loss Operation Diagram
Note: 1. The K8AB-PM output relay is normally operative.
Nomenclature
■ Front
4
Undervoltage alarm indicator
Undervoltage alarm indicator
Overvoltage alarm indicator
Undervoltage setting value
Undervoltage relay
Undervoltage relay
2. The power ON lock prevents unnecessary alarms from
Overvoltage relay
Relay status indicator
being generated during the instable period when the power
is first turned on. There is no relay output during timer
operation.
setting value
Overvoltage
Input
Power indicator
Alarm indicator
Input
Three-phase Phase-sequence Phase-loss Relay
L1
L2
L3
L1
L2
L3
T1
Phase loss operation
T1: Power ON lock (1 s or 5 s)
Flashing
T
Lit
T: Operating time (0.1 to 30 s)
T
Flashing
Overvoltage knob
(OVER)
Undervoltage knob
(UNDER)
Operating time knob (T)
Phase sequence operation
Lit
Flashing Flashing
T: Operating time (0.1 to 30 s)
L1
L3
L2
L3
L2
L1
Hysteresis: Fixed at 5%
Hysteresis: Fixed at 5%
L1
L2
L3
Indicators
Setting Knobs
K8AB-PM
Power indicator
(PWR: Green)
Relay status indicator
(RY: Yellow)
Alarm
indicator
(ALM:
Red)
Overvoltage knob
(OVER)
Undervoltage knob
(UNDER)
Operating time knob (T) Used to set the operating time to 0.1 to
Item
Item
Overvoltage:
Red
Undervoltage:
Red
N L1 L2 L3
Load
Used to set the voltage to − 30% to 25% of
the rated input voltage.
Used to set the voltage to − 30% to 25% of
the rated input voltage.
30 s.
Lit when power is being supplied.
Lit when relay is operating (normally lit).
Lit for overvoltage.
The indicator flashes to indicate the error
status after the overvoltage has exceeded
the threshold value while the operating
time is being clocked.
• Lit for an undervoltage or phase loss.
• Lit for phase sequence error.
The indicator flashes to indicate the
error status after the undervoltage has
exceeded the threshold value while the
operating time is being clocked.
Output
Output
Input
14
12
24
22
The power
supply is
shared with
the rated in-
put voltage.
L1
L2
L3
Over-
voltage
alarm
Undervoltage
alarm, phase
loss/phase se-
quence alarm
Cat. No. N146-E1-01
Meaning
Usage
21
N
11