LC1D18R7 SQUARE D, LC1D18R7 Datasheet - Page 21

• Manufacturer Part Number: LC1D18R7
• Description: IEC Contactor
• Manufacturer: SQUARE D

Specifications of LC1D18R7

• No. Of Poles: 3
• Contact Configuration: 3PST-NO
• Relay Mounting: DIN Rail
• Coil Voltage Vac Nom: 440V
• Relay Terminals: Screw Clamp
• Width: 45mm
• Coil Resistance: 2.24kohm
• Nom Operating Power: 10kW
• External Width: 45mm
• Operating Voltage: 600VAC
• Switching Power Ac1: 3hp
• Switching Power Ac3: 15hp
• Switching Current Ac1: 32A
• Switching Current Ac3: 18A
• Load Current Inductive: 18A
• Load Current Resistive: 32A
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Control of 3-phase
asynchronous squirrel
cage motors with
breaking while
running.
The current broken
(Ic) in category AC-3
is equal to the rated
operational current
(Ie) of the motor.
Use motor full-load
current on horizontal
axis for selection
purposes.
01/04
Control of 3-phase
asynchronous squirrel
cage motors with
breaking while
running.
The current broken
(Ic) in category AC-3
is equal to the rated
operational current
(Ie) of the motor.
Use motor full-load
current on horizontal
axis for selection
purposes.
Use in Category AC-3 (Ve
Operational power in kW-50 Hz.
Example: Asynchronous motor with P = 132 kW – Ve = 380 V – Ie = 245 A – Ic = Ie = 245 A; or
Use in Category AC-3 (Ve = 660/690 Vac)
Example: Asynchronous motor with P = 132 kW – Ve = 660 V – Ie = 140 A – Ic = Ie = 140 A.
440 V
220 V
230 V
380 V
400 V
660 V
690 V
1.5
0.8
0.6
0.4
10
1.5
0.8
0.6
0.4
10
8
6
4
2
1
8
6
4
2
1
20
20
Asynchronous motor with P = 132 kW – Ve = 415 V – Ie = 240 A – Ic = Ie = 240 A.
1.5 million operating cycles required.
The above selection curves show the contactor rating needed: LC1F330.
1.5 million operating cycles required.
The above selection curves show the contactor rating needed: LC1F330.
30
30
40
40
50
50
60
60
440 Vac)
80
80 90 100
90
100
Contactor Selection for Utilization Category AC-3
118
129
170
200
200
220
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2001-2004 Schneider Electric All Rights Reserved
305 355
400
400
kW
600
800
kW
kW
kW
21