Industrial-grade 3-pole motor contactor with 150A AC-3 rating, 75 kW capacity at 415V, screw terminals up to 95mm², 2NO+2NC auxiliary contacts, and 5 million mechanical operations endurance.
The Legrand CTX³ is a premium 3-pole motor contactor designed for industrial and tertiary installations. With a rated current of 150A at AC-3 rating, this contactor is capable of switching 3-phase motors up to 75 kW at 415V, making it ideal for heavy-duty industrial applications. The device features screw terminals with a capacity ranging from 0.75mm² to 95mm², accommodating both power and auxiliary circuits with flexibility and reliability.
This contactor is engineered with 2 normally open (NO) and 2 normally closed (NC) auxiliary contacts, factory-assembled for immediate installation. The NC auxiliary contact meets the IEC 60947-4-1 standard definition of mirror contacts, ensuring compatibility with all Legrand CTX3 accessories and auxiliaries. The dual coil AC-actuated design provides robust operation with endurance rated up to 5 million mechanical operations and 1 million electrical operations, ensuring long service life in demanding environments.
The CTX³ features a removable front cover for easy visual inspection of arc chambers and contacts, facilitating maintenance and troubleshooting. The coil supply can be positioned on either the top or bottom side, offering installation flexibility. With a carbon footprint of 19.0 kg CO₂eq during the manufacturing phase, this product demonstrates Legrand's commitment to environmental responsibility while maintaining superior electrical performance and reliability.
Key Features
- 150A AC-3 rating for 3-phase motors up to 75 kW at 415V
- Screw terminals with capacity from 0.75mm² to 95mm² for power and auxiliary circuits
- 2NO + 2NC auxiliary contacts factory-assembled with mirror contact compliance
- Endurance rated for 5 million mechanical and 1 million electrical operations
- Removable front cover for easy inspection of arc chambers and contacts
- Dual coil AC-actuated design with flexible top or bottom coil supply positioning
- Compatible with all Legrand CTX3 accessories and auxiliaries
- Resistive load capacity up to 210A at AC-1 rating
Technical Specifications
| Specification |
Value |
| Product Type | 3-Pole Motor Contactor |
| Rated Current (AC-3) | 150A at 400V |
| Rated Power (AC-3) | 75 kW at 415V |
| Rated Current (AC-1) | 210A for resistive loads |
| Rated Current (AC-4) | 110A |
| Rated Power (AC-4) | 55 kW |
| Control Supply Voltage AC 50 Hz | 20.4-26.4V |
| Control Supply Voltage AC 60 Hz | 20.4-26.4V |
| Voltage Type for Actuating | AC |
| Main Contact Configuration | 3 Normally Open (NO), 0 Normally Closed (NC) |
| Auxiliary Contacts | 2NO + 2NC |
| Screw Terminal Capacity - Power | 2 x 35mm² to 95mm² |
| Screw Terminal Capacity - Coil | 0.75mm² to 2.5mm² |
| Screw Terminal Capacity - Auxiliary | 0.75mm² to 2.5mm² |
| Electrical Connection Type | Cable clamp |
| Mechanical Operations Endurance | 5 million cycles |
| Electrical Operations Endurance | 1 million cycles |
| Operation Cycles per Hour (AC-3) | 1200 |
| Installation Type | Mounting plate fixing |
| Suitable for Distribution Board | Yes |
| Reference Number | 416260 |
| EAN Code | 3414970403049 |
| Carbon Footprint (Manufacturing Phase) | 19.0 kg CO₂eq |
| Compliance Standards | IEC 60947-4-1, RoHS, REACH |
| Coil Supply Positioning | Top or bottom side configurable |
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