K8AB-AS 查看數據表（PDF） - OMRON Corporation

零件编号

产品描述 (功能)

比赛名单

K8AB-AS

Single-phase Current Relay

OMRON Corporation 

Connections

■ Wiring Diagram

Overcurrent Operation Diagram

(Output Relay Drive Method: Normally

Open)

DIP switch setting: SW3 OFF.

Power supply

voltage

Hysteresis

(−5% to 50% of operating value)

Operating value

Input

Alarm indicator

Relay 11-14

Flashing

Lit

Relay 11-12

T: Operating time (0.1 to 30 s)

T

Lock: Startup lock time (0 to 30 s)

LOCK

Undercurrent Operation Diagram

(Output Relay Drive Method: Normally

Closed)

DIP switch setting: SW3 ON.

Power supply

voltage

Operating value

Input

Alarm indicator

Relay 11-14

Relay 11-12

Flashing

Lit

Hysteresis

(5% to 50% of operating value)

T T: Operating time (0.1 to 30 s)

K8AB-AS

Single-phase power

Single-phase power

A1

Power supply

voltage

A2

I1

Current I2

input

or

I3

COM

14

Signal

output

12

11

Relay

signal

output

A1

Power supply

voltage

A2

Current

input

I1

I2

I3

COM

14

Signal

output

12

11

Relay

signal

output

Load

Load

Note: 1. The K8AB-AS3 is designed to be used in combination with

the OMRON K8AC-CT200L Current Transformer (CT).

2. There is no polarity when a DC current input is used.

3. Refer to the “Setting Ranges and Wiring Connections” as

the explanation of current input l1, l2, and l3 terminal.

5

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