K2CM-1LA Omron, K2CM-1LA Datasheet - Page 5

• Manufacturer Part Number: K2CM-1LA
• Description: RELAY MOTOR PROTECTIVE 8-26A
• Manufacturer: Omron
• Series: K2CMr

Specifications of K2CM-1LA

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: K2CM1LA

■ Current Reverse-phase Detection Models
Terminal Arrangement
• Perform the external connections by referring to the examples given below.
• Connect the phase advancing capacitors closer to the power supply than the
• Tighten the terminal screws to a torque of 0.98 N·m max. (The appropriate
• Use of insulated solderless terminals is recommended for connection to the
Note: 1. In principle, the K2CM must be surface mounted with the terminal
Manual Operation Low-voltage Circuit
Manual Operating Low-voltage Circuit (
Start)
Note: Connect the phase advancing capacitor on the power supply
current transformer as shown in the examples.
tightening torque is 0.49 to 0.67 N·m.)
Relay terminals (M3.5).
2. Use M5 screws with spring washers and flat washers for mounting.
side of the Motor Protective Relay as shown in the above
diagrams.
Output contacts
block facing downward.
Tighten the screws to a torque of 1.77 N·m max. (The appropriate
tightening torque is 1.08 to 1.57 N·m.)
a
(NO and NC)
1
c
1
b
2
C
2
Phase
advancing
capacitor
Control power
Magnet
contactor
Phase
advancing
capacitor
S
Magnet
contactor
supply
1
S
2
R
U
A
1
changeover
R
U
A
1
R
200 VAC
50/60Hz
R
S
V
B
2
Motor
M
200 VAC
50/60Hz
S
V
B
2
S
M
S
W
C
T
3
W
T
C
3
T
T
Alarm
buzzer
Alarm
buzzer
Stop
Start
BZ
a
Stop
BZ
1
Start
a
1
c
Motor protective relay
1
c
Motor protective relay
1
b
2
b
2
c
2
c
2
s
1
s
1
s
2
s
2
Manual Operation Low-voltage Circuit (High-
capacity Motor)
Automatic Operation Low-voltage Circuit
Manual Operation High-voltage Circuit
Current converter for
measuring device @/5A
Current converter for
measuring device @/5A
High-voltage
magnet contactor
Phase advancing
capacitor
Phase advancing
capacitor
Phase advancing
capacitor
Magnet
contactor
Magnet
contactor
High-voltage
3,300 VAC
R
R
50/60Hz
200 VAC
50/60Hz
R
U
A
1
motor
Motor
M
M
200 VAC
R
50/60Hz
S
S
Motor
S
V
B
2
M
S
T
T
W
T
C
3
High-tension
fuse
R
U
A
1
T
R
U
A
1
Transformer @/100V
S
V
B
2
Alarm
buzzer
S
V
B
2
Stop
W
C
W
T
3
T
C
3
Start
Automatic
contact
BZ
a
Alarm
buzzer
1
Alarm
buzzer
c
Motor protective relay
X/a
1
Auxiliary
relay
b
BZ
BZ
2
a
a
1
1
Start
c
Stop
2
c
Motor protective relay
c
1
Motor protective relay
1
s
1
b
b
2
2
s
2
c
X
c
2
2
s
s
1
1
s
s
2
2
K2CM
5