Shop Legrand DCX-M Changeover Switch Size 4 3P 800A I-O-II | 431110 In Iraq Best Prices
Industrial-grade 800A three-phase changeover switch with moulded case design, knife-type contacts, and dual auxiliary contact configuration for reliable power distribution and circuit protection in heavy-duty applications.
The Legrand DCX-M changeover switch is a premium industrial-grade switching solution designed for three-phase applications requiring reliable power distribution and circuit protection. This size 4 model features a rated permanent current capacity of 800 amperes with a maximum rated operation voltage of 1000V AC, making it suitable for heavy-duty industrial environments. The switch incorporates a moulded case design with non-flammable glass fibre reinforced polyester frame parts, offering exceptional mechanical and electrical track resistance combined with low water absorption for enhanced durability.
This changeover switch features knife-type contacts with self-wiping action on contact surfaces, ensuring reliable performance under extreme conditions including heavy starting currents and short-circuit scenarios. The four breaking points per pole with double-break contacts provide superior electrical safety and arc suppression. The device is equipped with two normally closed and two normally open auxiliary contacts, enabling flexible circuit control configurations. With a rated short-time withstand current of 13 kA and a conditioned rated short-circuit current of 20 kA, this switch delivers exceptional protection and reliability.
The DCX-M changeover switch is versatile in application, serving as a main switch, maintenance/service switch, safety switch, or reversing switch. Its long rotary handle control element with black finish provides ergonomic operation, while the bolt connection type ensures secure electrical connections. The device is specifically designed for distribution board installation and complies with IEC EN 60947-3 standards, making it an ideal choice for industrial power distribution systems, motor control applications, and critical facility infrastructure.
Key Features
- Moulded case design with non-flammable glass fibre reinforced polyester frame for superior durability and mechanical strength
- Knife-type contacts with self-wiping action providing enhanced reliability under heavy starting currents and short-circuit conditions
- Four breaking points per pole with double-break contacts for superior electrical safety and arc suppression
- Dual auxiliary contact configuration with 2 normally closed and 2 normally open contacts for flexible circuit control
- Rated short-time withstand current of 13 kA and conditioned rated short-circuit current of 20 kA for exceptional protection
- Versatile operation as main switch, maintenance/service switch, safety switch, or reversing switch
- Long rotary handle with black finish for ergonomic and intuitive operation
- Bolt connection type for secure and reliable electrical connections
- IP2X degree of protection on front side for enhanced safety
- Compliant with IEC EN 60947-3 international standards
Technical Specifications
| Specification |
Value |
| Product Type | Changeover Switch (Reversing Switch) |
| Manufacturer | Legrand |
| Model Series | DCX-M |
| Size | Size 4 |
| Number of Poles | 3P (Three Phase) |
| Rated Permanent Current | 800 A |
| Maximum Rated Operation Voltage | 1000 V AC |
| Rated Operating Voltage Range | 400-1000 V AC |
| Rated Operation Power at AC-23, 400V | 315 kW |
| Rated Short-Time Withstand Current | 13 kA |
| Conditioned Rated Short-Circuit Current | 20 kA |
| Auxiliary Contacts - Normally Closed | 2 |
| Auxiliary Contacts - Normally Open | 2 |
| Auxiliary Contacts - Change-Over | 0 |
| Breaking Points per Pole | 4 (Double-Break Contacts) |
| Contact Type | Knife-Type Contacts with Self-Wiping Action |
| Frame Material | Non-Flammable Glass Fibre Reinforced Polyester |
| Device Construction | Built-In Device Fixed Built-In Technique |
| Control Element Type | Long Rotary Handle |
| Control Element Color | Black |
| Electrical Connection Type | Bolt Connection |
| Degree of Protection (IP) - Front | IP2X |
| Floor Mounting Suitable | No |
| Distribution Board Installation | Yes |
| Intermediate Mounting Suitable | No |
| Motor Drive Optional | No |
| Motor Drive Integrated | No |
| Voltage Release Optional | No |
| Interlockable | No |
| Version as Main Switch | Yes |
| Version as Maintenance/Service Switch | Yes |
| Version as Safety Switch | Yes |
| Version as Emergency Stop Installation | No |
| Version as Reversing Switch | Yes |
| International Standard | IEC EN 60947-3 |
| Reference Number | 431110 |
| EAN Code | 3245064311106 |
| Water Absorption | Low |
| Mechanical Resistance | High |
| Electrical Track Resistance | High |
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