Omron K8AK-AW Series, Manual

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NEW Product
1
Single-phase Overcurrent/Undercurrent Relay
K8AK-AW
Ideal for Current Monitoring for
Industrial Facilities and Equipment.
• Monitor for overcurrents and undercurrents simultaneously.
Separate settings and outputs supported for overcurrents and
undercurrents.
• Use commercially available CTs (CT current on secondary
side: 0 to 1 A or 0 to 5 A).
• Manual resetting and automatically resetting supported by one
Relay.
• Startup lock and operating time can be set separately.
• Two sets of SPDT output contacts, 5 A at 250 VAC (resistive
load).
• Output status can be monitored using LED indicator.
• Inputs are isolated from the power supply.
Ordering Information
List of Models
* The K8AK-AW3 is designed to be used in combination with an OMRON K8AC-CT200L Current Transformer (CT). (Direct input is not possible.)
Accessory (Order Separately)
●
OMRON CT
●
Commercially Available CTs*
* If you use a commercially available CT, do not exceed the overload
capacity of the K8AK-AW2.
Refer to Safety Precautions on page 11.
Refer to page 10 for commonly asked questions.
For the most recent information on models that have been certified for
safety standards, refer to your OMRON website.
Setting range Power supply voltage Model
2 to 20 mA AC/DC
10 to 100 mA AC/DC
50 to 500 mA AC/DC
24 VAC/DC K8AK-AW1 24 VAC/DC
100 to 240 VAC K8AK-AW1 100-240 VAC
0.1 to 1 A AC/DC
0.5 to 5 A AC/DC
24 VAC/DC K8AK-AW2 24 VAC/DC
100 to 240 VAC K8AK-AW2 100-240 VAC
10 to 100 A AC*
20 to 200 A AC*
24 VAC/DC K8AK-AW3 24 VAC/DC
100 to 240 VAC K8AK-AW3 100-240 VAC
Appearance Input range
Applicable
Relay
Model
10 to 100 A AC,
20 to 200 A AC
K8AK-AW3 K8AC-CT200L
Appearance CT current on secondary side
Applicable
Relay
0 to 1 A AC,
0 to 5 A AC
K8AK-AW2