LC1D18P7 SQUARE D, LC1D18P7 Datasheet - Page 22

• Manufacturer Part Number: LC1D18P7
• Description: IEC Contactor
• Manufacturer: SQUARE D

Specifications of LC1D18P7

• No. Of Poles: 3
• Contact Configuration: 3PST-NO
• Relay Mounting: DIN Rail
• Width: 45mm
• Relay Terminals: Screw Clamp
• 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

Contactor Selection for Utilization Category AC-1
22
Control of resistive
circuits (power
factor
The current broken
(Ic) in category AC-1
is equal to the
current (Ie) normally
drawn by the load.
Use motor full-load
current on horizontal
axis for selection
purposes.
©
2001-2004 Schneider Electric All Rights Reserved
0.95).
Contactor Selection for Utilization Category AC-1
Maximum Operational Current (Open-mounted Device)
Use in Category AC-1 (Ve
Example: Ve = 220 V – Ie = 50 A (
Contactor Size
Maximum operating rate
operating cycles/hour
Cabling to IEC 60947-1
Operational current in A, in
AC-1 according to the
ambient temperature to
IEC 60947-1
Maximum operational power
f
Increase in operation current by paralleling of poles: Apply the following multiplying factors to the current or power values given above.
The factors take into account the often unbalanced current distribution between poles:
55°C
1.5
0.8
0.6
0.4
0.2
0.1
10
8
6
4
2
1
Please consult our local representatives or agents.
2 poles in parallel: K = 1.6
3 poles in parallel: K = 2.25
4 poles in parallel: K = 2.8
1
2 million operating cycles required.
The above selection curves show the contactor rating needed: LC1D50 or LP1D50.
2
cable c.s.a
bar c.s.a.
220/230 Vac
240 Vac
380/400 Vac
415 Vac
440 Vac
500 Vac
660/690 Vac
1000 Vac
3
40 °C (104 °F) A
55 °C (131 °F) A
70 °C (158 °F) A (to Vc)
4
440 Vac)
6
mm
mm
kW
kW
kW
kW
kW
kW
kW
kW
2
8
(AWG)
40 °C) – Ic = Ie = 50 A.
10
LC1
LC1
K09
600
4 (#12)
–
20
20
14
14
15
17
22
f
8
8
–
20
LC1
LP1
K12
600
4 (#12)
–
20
20
14
14
15
17
22
f
8
8
–
25
LC1
LP1
D09
600
4 (#12)
–
32
25
25
17
15
17
18
20
27
9
9
–
40
50 60
LC1
LP1
D12
600
4 (#12)
–
25
25
17
15
17
18
20
27
9
9
–
LC1
LP1
D18
600
6 (#10)
–
80
32
32
22
11
12
20
21
23
23
34
–
100
LC1
LP1
D25
600
6 (#10)
–
125
40
40
28
14
15
25
27
29
33
43
–
Current broken in A
LC1
LP1
D32
600
10 (#8)
–
200
50
50
35
18
19
31
34
36
41
54
–
250
LC1
D38
600
10 (#8)
–
50
50
35
18
19
31
34
36
41
54
–
400
LC1
LP1
D40
600
16 (#6)
–
01/04
60
60
42
21
23
37
41
43
49
65
70