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ABB AX205-30-11-84 magnetic contactor
Item NO.:
AX205-30-11-84Payment:
T/TPrice:
$1300Product Origin:
SwedenColor:
NEWProduct weight:
0.5KGLead Time:
in stockWe will arrange delivery within 3-5 days after receiving the payment.
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The ABB AX205-30-11-84 is a heavy-duty 3-pole AC magnetic contactor in ABB’s AX series, intended for high-power industrial switching. It features three main NO contacts plus one auxiliary NO and one auxiliary NC contact. The coil voltage is 110 V AC (50 / 60 Hz). It is suitable for motor starters, switching main circuits, and controlling large AC loads.
| Parameter | Value / Specification |
|---|---|
| Model / Order Code | AX205-30-11-84 |
| Product ID | 1SFL501074R8411 |
| Poles / Contact Configuration | 3 main NO contacts; 1 auxiliary NO + 1 auxiliary NC |
| Coil Voltage | 110 V AC (50 / 60 Hz) |
| Rated Operational Voltage (Main Circuit) | Up to 1000 V AC |
| Rated Frequency | 50 / 60 Hz |
| Thermal Current (Ith) | At 40 °C: 250 A; at 55 °C: 250 A; at 70 °C: 180 A |
| Rated Operational Current (AC-1) | At 690 V: 275 A |
| Rated Operational Current (AC-3) | 415 V: 205 A; 440 V: 185 A; 500 V: 170 A; 690 V: 170 A |
| Rated Power (AC-3) | 415 V: 110 kW; 440 V: 90 kW; 500 V: 110 kW; 690 V: 132 kW |
| Breaking / Making Capability | Breaking: 8 × Ie (AC-3); Making: 10 × Ie (AC-3) |
| Short-time Withstand Current (Icw) | 10 s: 1200 A; 15 min: 280 A; 1 min: 600 A; 1 s: 1800 A; 30 s: 800 A |
| Insulation Voltage (Ui) | 690 V |
| Impulse Withstand Voltage (Uimp) | 8 kV |
| Mechanical Durability | 5 million operations |
| Max Mechanical Switching Frequency | 3600 ops / hour |
| Max Electrical Switching Frequency | 300 ops / hour |
| Coil Operating Limits (Uc) | 50 Hz: 110 V; 60 Hz: 110–120 V |
| Rated Control Voltage (Uc) | 110 V AC |
| Auxiliary Protection Rating | Auxiliary terminals: IP40 |
| Terminal Type | Main circuit via busbar / bar terminals |
| Dimensions / Weight | Width: 111.5 mm; Depth: 162.3 mm; Height: 196 mm; Weight: ~3.2 kg |
| Ambient Temperature | With thermal relay: –25 °C to +55 °C; Without: –40 °C to +70 °C |
| Altitude | Operation up to 3000 m without derating |
| Power Loss | Approximately 5 W per pole under rated conditions |
High load capacity
Capable of switching large motors and heavy AC loads under AC-3 duty.
Strong switching and fault tolerance
Good short-circuit withstand and robust making / breaking performance.
High reliability / long lifespan
Mechanical durability up to five million operations ensures long service life.
Modular and flexible
Compatible with thermal overload relays, auxiliary contact blocks, interlocks, surge suppressors, etc.
Industrial-grade construction
Bar terminals for main connections, IP40 auxiliary protection, robust frame.
Wide coil tolerance
Coil can tolerate some voltage deviation within specified limits (110 V nominal).
Three-phase AC motor starters and switching
Heavy-duty drives: compressors, pumps, fans, hoists, etc.
Industrial power distribution and auxiliary switching
Metallurgical, chemical, mining, paper, petrochemical plants
Automation and manufacturing process machinery
Low-voltage switchgear / control cabinet main switches
Match coil voltage precisely
Ensure control circuit voltage matches the coil rating (110 V AC), mis-voltage can damage coil or prevent operation.
Select proper overload protection
Use thermal overload devices set within 0.85–1.1 × rated current to protect motors.
Correct wiring & cable sizing
Use adequate conductor cross-sections for main circuit; separate control wiring from power lines to minimize interference.
Environmental & installation conditions
Install in clean, dry, vibration-free enclosures with proper ventilation and thermal margin.
Cooling and heat management
High currents cause heat; ensure sufficient airflow and avoid crowded placement that impedes dissipation.
Routine inspection & maintenance
Check contacts for wear or carbonization, ensure tight connections, inspect coil insulation.
Redundancy / spare design
In critical systems, provide spare contactors or redundancy to avoid single-point failures.
The structure and details of the product：
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