Industrial isolating switch with 400A rated current, 4 poles, visible isolation, and positive contact action for reliable on-load circuit breaking in commercial and medium power installations.
The Legrand DPX-IS 630 is a premium isolating switch designed for on-load circuit breaking with visible isolation and positive contact action. This industrial-grade device is suitable for commercial and middle power installations, complying with EN/IEC standard 60947-3 and NEMA AB-1 specifications. With a rated current of 400A and 4 poles, this switch delivers reliable performance for demanding electrical applications.
Featuring a rated insulation voltage of 800V and a rated impulse withstand voltage of 8kV, the DPX-IS 630 ensures superior protection and safety in electrical distribution systems. The switch comes equipped with cage terminals and integrated terminal shields for secure connections. Its rocker lever control element with black finish provides intuitive operation, while the integrated padlock in the handle offers enhanced security. The device supports multiple mounting options including plate mounting in XL³ or XL³ S enclosures, front mounting with 4-hole configuration, and distribution board installation.
This isolating switch is available as a main switch, maintenance/service switch, or safety switch version, making it versatile for various industrial applications. The DPX-IS 630 can be equipped with optional emergency use handle or vari-depth handle configurations to meet specific installation requirements. With a rated short-circuit current of 100kA and a rated short-time withstand current of 15kA, this device provides exceptional reliability and protection against electrical faults.
Key Features
- Rated current of 400A with 4 poles for reliable power distribution
- Visible isolation and positive contact action for enhanced safety
- Rated insulation voltage of 800V with 8kV impulse withstand voltage
- Integrated padlock in handle for security and safety
- Compatible with XL³ and XL³ S enclosures with multiple mounting options
- Cage terminals with integrated terminal shields for secure connections
- Compliant with EN/IEC 60947-3 and NEMA AB-1 standards
- Available as main switch, maintenance/service switch, or safety switch
- Rocker lever control element for intuitive operation
- Rated short-circuit current of 100kA for superior protection
Technical Specifications
| Specification |
Value |
| Product Model | DPX-IS 630 |
| Reference Number | 026666 |
| EAN Code | 3245060266660 |
| Number of Poles | 4 poles |
| Rated Permanent Current (Iu) | 400 A |
| Rated Insulation Voltage | 800 V |
| Rated Operating Voltage (AC) | 230-690 V |
| Maximum Rated Operation Voltage (Ue AC) | 690 V |
| Rated Short-time Withstand Current (Icw) | 15 kA |
| Rated Operation Power at AC-23, 400V | 160 kW |
| Conditioned Rated Short-circuit Current (Iq) | 100 kA |
| Rated Impulse Withstand Voltage | 8 kV |
| Category of Use | AC23 |
| Type of Control Element | Rocker lever |
| Control Element Color | Black |
| Degree of Protection (IP) Front Side | IP20 |
| Device Construction | Complete device in housing |
| Type of Electrical Connection | Screw connection |
| Suitable for Floor Mounting | Yes |
| Suitable for Front Mounting 4-hole | Yes |
| Suitable for Distribution Board Installation | Yes |
| Interlockable | Yes |
| Motor Drive | Not integrated or optional |
| Voltage Release | Optional |
| Auxiliary Contacts (Normally Open) | 0 |
| Auxiliary Contacts (Normally Closed) | 0 |
| Auxiliary Contacts (Change-over) | 4 |
| Version as Main Switch | Yes |
| Version as Maintenance/Service Switch | Yes |
| Version as Safety Switch | Yes |
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