K2CM-Q2MA Datasheet, PDF (10/16 Pages) Omron Electronics LLC – Solid-state Relay Enables Choice of Three Operating Functions (Overcurrent, Openphase, and Reverse-phase)

Engineering Data
Overload Operating Time
Characteristics for Inverse Type
Time scale multiplying factor
(× 4) (× 1)
280 70
240 60
200 50
160 40
120 30
80 20
Time scale
10
8
6
4
2
40 10
00
100 200 300 400 500 600 700
Motor current (percentage of current-setting value)
Typical Characteristics of
Open-phase Operation
2.0
This graph shows the behavior when
the current changes from 100% of the
current-setting value to the percentage
shown on the horizontal axis.
1.0
0
100 200 300 400 500 600 700
Motor current (percentage of current-setting value)
Overload Operating Time
Characteristics for Instantaneous Type
0.2
This graph shows the
behavior when the
current changes from
100% of the current-
setting value to the
percentage shown on
the horizontal axis.
0.1
0
100 200 300 400 500 600 700
Motor current (percentage of current-setting value)
Typical Characteristics of
Reverse-phase Operation
0.6
This graph shows the behavior when
the current changes from 100% of the
0.5
current-setting value to the percentage
shown on the horizontal axis.
0.4
0.3
0.2
0.1
0
100 200 300 400 500 600 700
Motor current (percentage of current-setting value)
K2CM
10