What it monitors and how it connects
The K8AB-PA2 monitors three-phase mains for voltage asymmetry, phase loss, and phase sequence — a single SPDT relay output (1 Form C) rated 6A @ 250VAC switches on fault. Supply voltage is 220 ~ 480VAC.
K8AB-PA2
Omron K8AB-PA2 Relay Output Monitor, Voltage Asymmetry/Phase Loss/Phase Sequence
MPNK8AB-PA2
Obsolete
Omron K8AB-PA series, Relay Output Monitor, Type Voltage Asymmetry, Phase Loss, Phase Sequence, 220-480VAC supply, SPDT 6A @ 250VAC, DIN Rail mount.
$63.50Ref. price · indicative, final on quote
StockContact for availability
MOQ1 pcs
Sourced new & surplus through independent channelsListing updated Jun 2026
Specifications
Identification
| Parameter | Value |
|---|---|
| Series | K8AB-PA |
| Type | Voltage Asymmetry, Phase Loss, Phase Sequence |
Electrical
| Parameter | Value |
|---|---|
| Supply voltage | 220 ~ 480VAC |
I/O
| Parameter | Value |
|---|---|
| Output type | Relay |
Environmental
| Parameter | Value |
|---|---|
| Operating temperature | -20°C ~ 60°C |
Mechanical
| Parameter | Value |
|---|---|
| Mounting type | DIN Rail |
Other specifications
| Parameter | Value |
|---|---|
| Circuit | SPDT (1 Form C) |
| Delay time | 0.1 Sec ~ 30 Sec |
| Contact rating @ voltage | 6A @ 250VAC |
Product details
MPN
K8AB-PA2