AC Contactor
Inquire NowDescription
The AC Contactor is a vital component in motor control applications, designed for efficient operation in various electrical systems. This robust device is capable of managing resistive loads and comes with multiple operational categories, including AC-1 and AC-3. Its advanced features ensure reliable performance while maintaining safety standards, making it an ideal choice for industrial and commercial uses.
Equipped with three power poles and three normally open (NO) contacts, the AC Contactor supports a wide range of operational voltages up to 690V AC across different frequencies (50/60 Hz). With rated operational currents ranging from 9A to 95A, it can handle substantial power loads, making it suitable for various motor power ratings from 1.1 kW to 55 kW depending on the voltage level.
Designed for durability, this AC Contactor boasts a mechanical life of up to 10 million cycles and an electrical durability of 1.4 million cycles at AC-3. Its mounting options on DIN rails provide easy installation, and the screw clamp terminals ensure secure connections for power and control circuits.
Specifications
| Attribute | Details |
|---|---|
| Poles Description | 3P |
| Power Pole Contact Composition | 3 NO |
| [Ue] Rated Operational Voltage | <= 690 V AC 50/60 Hz |
| [Ie] Rated Operational Current | 9A/12A/18A/25A/32A/40A/50A/65A/80A/95A |
| Motor Power kW |
1.1-25 kW at 220…230 V AC 50/60 Hz 4-45 kW at 380…400 V 4-45 kW at 415 V 4-45 kW at 440 V 5.5-55 at 500 V 5.5-45 at 660…690 V |
| Control Circuit Type | AC at 50/60 Hz |
| [Uc] Control Circuit Voltage | 380 V AC 50/60 Hz |
| Colour | Black |
| Auxiliary Contact Composition | 1 NO |
| [Uimp] Rated Impulse Withstand Voltage | 6 kV (coil not connected to the power circuit) |
| [Ui] Rated Insulation Voltage | 690 V |
| Overvoltage Category | III |
| Irms Rated Making Capacity | 60 A at 440 V AC |
| Rated Breaking Capacity | 48 A at 440 V |
| Average Impedance | 2.5 mOhm – Ith 20 A 50 Hz |
| Power Dissipation Per Pole | 0.09 W AC-3 |
| Operating Time | 12…22 ms on closing 4…19 ms on opening |
| Mechanical Durability | 10,000,000 cycles |
| Electrical Durability | 1,400,000 cycles AC-3 |
| Mounting Support | DIN rail, Plate |
| Tightening Torque | Power circuit: 1.2 N·m Control circuit: 1.5 N·m |
Additional Information
- Connections for power circuit include screw clamp terminals for cable stiffness options: flexible and solid.
- Control circuit connections also use screw clamp terminals with flexible options.
