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AC contactors are used in connecting/disconnecting the line and frequently controlling motors and other equipment. It controls the large current with small current and plays a certain role in overload protection when working with the thermal relay.
| Application | Remote making & breaking circuits |
| Protect circuit from over-load when assembling with thermal over-load relay | |
| Frequent start-up and control of AC contactor | |
| Electric value | AC50/60Hz, 690V, up to 95A |
| Utilization category | AC-3, AC-4 |
| Altitude | ≤2000m |
| Ambient temperature | -5℃~+40℃ |
| Mounting category | Ⅲ |
| Mounting conditions | Inclination between the mounting plane and the vertical plane should not exceed ±5° |
| Standard | IEC/EN 60947-4-1. IEC/EN 60947-5-1. |
| Volts (VAC) | 24 | 36 | 42 | 48 | 110 | 127 | 220 | 230 | 240 | 380 | 415 | 440 | 480 | 500 | 600 | |
| Code | 50HZ | B5 | C5 | D5 | E5 | F5 | G5 | M5 | P5 | U5 | Q5 | N5 | R5 | - | S5 | Y5 |
| 60HZ | B6 | - | D6 | E6 | F6 | G6 | M6 | - | - | Q6 | - | R6 | T6 | - | - | |
| 50/60HZ | B7 | - | D7 | E7 | F7 | - | M7 | P7 | U7 | Q7 | N7 | R7 | - | - | - | |
| EK | C | 2 | 25 | 11 |
| Company code |
Contactor
|
Design sequence NO.
|
Basic specification, expressed with the rated operational current (380V/400V, Ac3)
|
Number of contacts 11: 3N/O main contacts+1N/O and 1N/C auxiliary contact(9A,12A,18A,25A,32A,38A,40A,50A,65A,80A,95A)
|
|
Model No.
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EKC2-09
|
EKC2-12
|
EKC2-18
|
EKC2-25
|
EKC2-32
|
EKC2-38
|
EKC2-40
|
EKC2-50
|
EKC2-65
|
EKC2-80
|
EKC2-95
|
|
|
Rated Conventional Heating Current
|
Ith(A)
|
20
|
20 | 32 | 40 | 50 | 50 | 60 | 80 | 80 | 100 | 125 |
|
Rated Voltage Ui(V)
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Ui(V)
|
690 | ||||||||||
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Rated Operation Current Ue=380/415V
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AC-3 Ie(A)
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9 | 12 | 18 | 25 | 32 | 38 | 40 | 50 | 65 | 80 | 95 |
|
AC-4 Ie(A)
|
3.5 | 5 | 7.7 | 8.5 | 12 | 14 | 18.5 | 24 | 28 | 37 | 44 | |
|
Power Controlled 3ph cage Motor AC-3
|
220/240V KW
|
2.2 | 3 | 4 | 5.5 | 7.5 | 8.9 | 11 | 15 | 18.5 | 22 | 25 |
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380/415V KW
|
4 | 5.5 | 7.5 | 11 | 15 | 18.5 | 18.5 | 22 | 30 | 37 | 45 | |
|
660/690V KW
|
5.5 | 7.5 | 10 | 15 | 18.5 | 18.5 | 30 | 33 | 37 | 45 | 45 | |
|
Electrical life (x103 operations)
|
AC-3
|
1100 | 1100 | 1100 | 1100 | 900 | 900 | 900 | 900 | 900 | 650 | 650 |
|
AC-4
|
220 | 170 | 110 | |||||||||
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Mechanical life (x106 operations)
|
12 | 12 | 12 | 10 | 10 | 10 | 9 | 9 | 9 | 6.5 | 6.5 | |
|
Matched Fuse
|
Size
|
RT16-00
|
||||||||||
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A
|
20
|
20
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32
|
40
|
50
|
50 | 63 | 80 | 80 | 100 | 125 | |
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Main circuit
|
3P | |||||||||||
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Auxiliary circuit Cat.:AC-15, Ue=415V Ie=0.95A Ith=10A
|
1NO + 1NC
|
|||||||||||
Terminal Connection |
||||||
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Model
|
Cabling cross section (Cu)
|
Screw size
|
Tightening torque (N.m)
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|||
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Number of pieces
|
Flexible cable with cold-pressed socket(mm2)
|
Flexible cable without cold pressed socket(mm2)
|
Inflexible cable(mm2)
|
|||
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EKC2-09
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1~2
|
2.5 | 4 | 4 | M3.5 | 0.8 |
|
EKC2-12
|
1~2 | 2.5 | 4 | 4 | M3.5 | 0.8 |
|
EKC2-18
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1~2 | 4 | 6 | 6 | M3.5 | 0.8 |
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EKC2-25
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1 | 4 | 10 | 6 | M4 | 1.2 |
| 2 | 4 | 6 | 6 | M4 | 1.2 | |
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EKC2-32
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1 | 4 | 10 | 6 | M4 | 1.2 |
| 2 | 4 | 6 | 6 | M4 | 1.2 | |
|
EKC2-38
|
1 | 4 | 10 | 6 | M4 | 1.2 |
| 2 | 4 | 6 | 6 | M4 | 1.2 | |
|
EKC2-40
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1 | 10 | 16 | 10 | M4 | 3.5 |
| 2 | 10 | 10 | 10 | M8 | 3.5 | |
|
EKC2-50
|
1 | 16 | 25 | 25 | M8 | 3.5 |
| 2 | 16 | 16 | - | M8 | 3.5 | |
|
EKC2-65
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1 | 16 | 25 | 25 | M8 | 3.5 |
| 2 | 16 | 16 | - | M8 | 3.5 | |
|
EKC2-80
|
1 | 50 | 50 | 50 | M8 | 3.5 |
| 2 | 25 | 35 | - | M10 | 4.0 | |
|
EKC2-95
|
1 | 50 | 50 | 50 | M10 | 4.0 |
| 2 | 25 | 35 | - | M10 | 4.0 | |
| EKC2-09~38 | ||||||||||
 |
||||||||||
| EKC2-40~95 | ||||||||||
 |
| Amax | Bmax | Cmax | a | b | c | d | e | f | |||
| EKC2-09,12,18 | 74.5 | 45.5 | 85.5 | 35 | 50/60 | - | - | - | - | ||
| EKC2-25,32,38 | 83 | 56.5 | 97 | 40 | 50/70 | - | - | - | - | ||
| EKC2-40,50,65 | 127.5 | 74.5 | 117 | - | - | 105 | 40 | 100/110 | 59 | ||
| EKC2-80,95 | 127.5 | 85.5 | 125.5 | - | - | 105 | 40 | 100/110 | 67 | ||
| Reference No. | Specification |
| EKC2-0911-24 | Contactor 4KW AC3 9A 3P+1NO+1NC Coil 24VAC |
| EKC2-0911-42 | Contactor 4KW AC3 9A 3P+1NO+1NC Coil 42VAC |
| EKC2-0911-48 | Contactor 4KW AC3 9A 3P+1NO+1NC Coil 48VAC |
| EKC2-0911-110 | Contactor 4KW AC3 9A 3P+1NO+1NC Coil 110VAC |
| EKC2-0911-220 | Contactor 4KW AC3 9A 3P+1NO+1NC Coil 220VAC |
| EKC2-0911-230 | Contactor 4KW AC3 9A 3P+1NO+1NC Coil 230VAC |
| EKC2-0911-240 | Contactor 4KW AC3 9A 3P+1NO+1NC Coil 240VAC |
| EKC2-0911-380 | Contactor 4KW AC3 9A 3P+1NO+1NC Coil 380VAC |
| EKC2-0911-415 | Contactor 4KW AC3 9A 3P+1NO+1NC Coil 415VAC |
| EKC2-1211-24 | Contactor 5.5KW AC3 12A 3P+1NO+1NC Coil 24VAC |
| EKC2-1211-42 | Contactor 5.5KW AC3 12A 3P+1NO+1NC Coil 42VAC |
| EKC2-1211-48 | Contactor 5.5KW AC3 12A 3P+1NO+1NC Coil 48VAC |
| EKC2-1211-110 | Contactor 5.5KW AC3 12A 3P+1NO+1NC Coil 110VAC |
| EKC2-1211-220 | Contactor 5.5KW AC3 12A 3P+1NO+1NC Coil 220VAC |
| EKC2-1211-230 | Contactor 5.5KW AC3 12A 3P+1NO+1NC Coil 230VAC |
| EKC2-1211-240 | Contactor 5.5KW AC3 12A 3P+1NO+1NC Coil 240VAC |
| EKC2-1211-380 | Contactor 5.5KW AC3 12A 3P+1NO+1NC Coil 380VAC |
| EKC2-1211-415 | Contactor 5.5KW AC3 12A 3P+1NO+1NC Coil 415VAC |
| EKC2-1811-24 | Contactor 7.5KW AC3 18A 3P+1NO+1NC Coil 24VAC |
| EKC2-1811-42 | Contactor 7.5KW AC3 18A 3P+1NO+1NC Coil 42VAC |
| EKC2-1811-48 | Contactor 7.5KW AC3 18A 3P+1NO+1NC Coil 48VAC |
| EKC2-1811-110 | Contactor 7.5KW AC3 18A 3P+1NO+1NC Coil 110VAC |
| EKC2-1811-220 | Contactor 7.5KW AC3 18A 3P+1NO+1NC Coil 220VAC |
| EKC2-1811-230 | Contactor 7.5KW AC3 18A 3P+1NO+1NC Coil 230VAC |
| EKC2-1811-240 | Contactor 7.5KW AC3 18A 3P+1NO+1NC Coil 240VAC |
| EKC2-1811-380 | Contactor 7.5KW AC3 18A 3P+1NO+1NC Coil 380VAC |
| EKC2-1811-415 | Contactor 7.5KW AC3 18A 3P+1NO+1NC Coil 415VAC |
| EKC2-2511-24 | Contactor 11KW AC3 25A 3P+1NO+1NC Coil 24VAC |
| EKC2-2511-42 | Contactor 11KW AC3 25A 3P+1NO+1NC Coil 42VAC |
| EKC2-2511-48 | Contactor 11KW AC3 25A 3P+1NO+1NC Coil 48VAC |
| EKC2-2511-110 | Contactor 11KW AC3 25A 3P+1NO+1NC Coil 110VAC |
| EKC2-2511-220 | Contactor 11KW AC3 25A 3P+1NO+1NC Coil 220VAC |
| EKC2-2511-230 | Contactor 11KW AC3 25A 3P+1NO+1NC Coil 230VAC |
| EKC2-2511-240 | Contactor 11KW AC3 25A 3P+1NO+1NC Coil 240VAC |
| EKC2-2511-380 | Contactor 11KW AC3 25A 3P+1NO+1NC Coil 380VAC |
| EKC2-2511-415 | Contactor 11KW AC3 25A 3P+1NO+1NC Coil 415VAC |
| EKC2-3211-24 | Contactor 15KW AC3 32A 3P+1NO+1NC Coil 24VAC |
| EKC2-3211-42 | Contactor 15KW AC3 32A 3P+1NO+1NC Coil 42VAC |
| EKC2-3211-48 | Contactor 15KW AC3 32A 3P+1NO+1NC Coil 48VAC |
| EKC2-3211-110 | Contactor 15KW AC3 32A 3P+1NO+1NC Coil 110VAC |
| EKC2-3211-220 | Contactor 15KW AC3 32A 3P+1NO+1NC Coil 220VAC |
| EKC2-3211-230 | Contactor 15KW AC3 32A 3P+1NO+1NC Coil 230VAC |
| EKC2-3211-240 | Contactor 15KW AC3 32A 3P+1NO+1NC Coil 240VAC |
| EKC2-3211-380 | Contactor 15KW AC3 32A 3P+1NO+1NC Coil 380VAC |
| EKC2-3211-415 | Contactor 15KW AC3 32A 3P+1NO+1NC Coil 415VAC |
| EKC2-3811-24 | Contactor 18.5KW AC3 40A 3P+1NO+1NC Coil 24VAC |
| EKC2-3811-42 | Contactor 18.5KW AC3 40A 3P+1NO+1NC Coil 42VAC |
| EKC2-3811-48 | Contactor 18.5KW AC3 40A 3P+1NO+1NC Coil 48VAC |
| EKC2-3811-110 | Contactor 18.5KW AC3 40A 3P+1NO+1NC Coil 110VAC |
| EKC2-3811-220 | Contactor 18.5KW AC3 40A 3P+1NO+1NC Coil 220VAC |
| EKC2-3811-230 | Contactor 18.5KW AC3 40A 3P+1NO+1NC Coil 230VAC |
| EKC2-3811-240 | Contactor 18.5KW AC3 40A 3P+1NO+1NC Coil 240VAC |
| EKC2-3811-380 | Contactor 18.5KW AC3 40A 3P+1NO+1NC Coil 380VAC |
| EKC2-3811-415 | Contactor 18.5KW AC3 40A 3P+1NO+1NC Coil 415VAC |
| EKC2-4011-24 | Contactor 18.5KW AC3 40A 3P+1NO+1NC Coil 24VAC |
| EKC2-4011-42 | Contactor 18.5KW AC3 40A 3P+1NO+1NC Coil 42VAC |
| EKC2-4011-48 | Contactor 18.5KW AC3 40A 3P+1NO+1NC Coil 48VAC |
| EKC2-4011-110 | Contactor 18.5KW AC3 40A 3P+1NO+1NC Coil 110VAC |
| EKC2-4011-220 | Contactor 18.5KW AC3 40A 3P+1NO+1NC Coil 220VAC |
| EKC2-4011-230 | Contactor 18.5KW AC3 40A 3P+1NO+1NC Coil 230VAC |
| EKC2-4011-240 | Contactor 18.5KW AC3 40A 3P+1NO+1NC Coil 240VAC |
| EKC2-4011-380 | Contactor 18.5KW AC3 40A 3P+1NO+1NC Coil 380VAC |
| EKC2-4011-415 | Contactor 18.5KW AC3 40A 3P+1NO+1NC Coil 415VAC |
| EKC2-5011-24 | Contactor 22KW AC3 50A 3P+1NO+1NC Coil 24VAC |
| EKC2-5011-42 | Contactor 22KW AC3 50A 3P+1NO+1NC Coil 42VAC |
| EKC2-5011-48 | Contactor 22KW AC3 50A 3P+1NO+1NC Coil 48VAC |
| EKC2-5011-110 | Contactor 22KW AC3 50A 3P+1NO+1NC Coil 110VAC |
| EKC2-5011-220 | Contactor 22KW AC3 50A 3P+1NO+1NC Coil 220VAC |
| EKC2-5011-230 | Contactor 22KW AC3 50A 3P+1NO+1NC Coil 230VAC |
| EKC2-5011-240 | Contactor 22KW AC3 50A 3P+1NO+1NC Coil 240VAC |
| EKC2-5011-380 | Contactor 22KW AC3 50A 3P+1NO+1NC Coil 380VAC |
| EKC2-5011-415 | Contactor 22KW AC3 50A 3P+1NO+1NC Coil 415VAC |
| EKC2-6511-24 | Contactor 30KW AC3 65A 3P+1NO+1NC Coil 24VAC |
| EKC2-6511-42 | Contactor 30KW AC3 65A 3P+1NO+1NC Coil 42VAC |
| EKC2-6511-48 | Contactor 30KW AC3 65A 3P+1NO+1NC Coil 48VAC |
| EKC2-6511-110 | Contactor 30KW AC3 65A 3P+1NO+1NC Coil 110VAC |
| EKC2-6511-220 | Contactor 30KW AC3 65A 3P+1NO+1NC Coil 220VAC |
| EKC2-6511-230 | Contactor 30KW AC3 65A 3P+1NO+1NC Coil 230VAC |
| EKC2-6511-240 | Contactor 30KW AC3 65A 3P+1NO+1NC Coil 240VAC |
| EKC2-6511-380 | Contactor 30KW AC3 65A 3P+1NO+1NC Coil 380VAC |
| EKC2-6511-415 | Contactor 30KW AC3 65A 3P+1NO+1NC Coil 415VAC |
| EKC2-8011-24 | Contactor 37KW AC3 80A 3P+1NO+1NC Coil 24VAC |
| EKC2-8011-42 | Contactor 37KW AC3 80A 3P+1NO+1NC Coil 42VAC |
| EKC2-8011-48 | Contactor 37KW AC3 80A 3P+1NO+1NC Coil 48VAC |
| EKC2-8011-110 | Contactor 37KW AC3 80A 3P+1NO+1NC Coil 110VAC |
| EKC2-8011-220 | Contactor 37KW AC3 80A 3P+1NO+1NC Coil 220VAC |
| EKC2-8011-230 | Contactor 37KW AC3 80A 3P+1NO+1NC Coil 230VAC |
| EKC2-8011-240 | Contactor 37KW AC3 80A 3P+1NO+1NC Coil 240VAC |
| EKC2-8011-380 | Contactor 37KW AC3 80A 3P+1NO+1NC Coil 380VAC |
| EKC2-8011-415 | Contactor 37KW AC3 80A 3P+1NO+1NC Coil 415VAC |
| EKC2-9511-24 | Contactor 45KW AC3 95A 3P+1NO+1NC Coil 24VAC |
| EKC2-9511-42 | Contactor 45KW AC3 95A 3P+1NO+1NC Coil 42VAC |
| EKC2-9511-48 | Contactor 45KW AC3 95A 3P+1NO+1NC Coil 48VAC |
| EKC2-9511-110 | Contactor 45KW AC3 95A 3P+1NO+1NC Coil 110VAC |
| EKC2-9511-220 | Contactor 45KW AC3 95A 3P+1NO+1NC Coil 220VAC |
| EKC2-9511-230 | Contactor 45KW AC3 95A 3P+1NO+1NC Coil 230VAC |
| EKC2-9511-240 | Contactor 45KW AC3 95A 3P+1NO+1NC Coil 240VAC |
| EKC2-9511-380 | Contactor 45KW AC3 95A 3P+1NO+1NC Coil 380VAC |
| EKC2-9511-415 | Contactor 45KW AC3 95A 3P+1NO+1NC Coil 415VAC |
