Compact INV400 3-pole 400 A black isolating switch

Compact 3-pole, 400-A split switch, with visible cutting and black rotary control. Designed for AC 50/60 Hz networks up to 690 V and direct current up to 250 V, suitable for industrial applications with uninterrupted service. Its fixed design allows mounting on a rail plate, facilitating installation on electrical panels.

Technical characteristics

• Number of poles: 3P
• Network type: AC Continuous current
• Network frequency: 50/60 Hz
• Handle colour: Black
• Nominal current of employment: 400 A (AC-21A, AC-22A, AC-23A, DC-21A, DC-22A, DC-23A)
• Nominal insulation voltage: 750 V AC 50/60 Hz
• Voltage peak resistance: 8 kV
• Conventional thermal current: 400 A at 60 °C
• Rated short circuit capacity: 330 kA with automatic upstream switch / 50 kA single switch-selector
• Nominal operating voltage: 250 V DC / 690 V AC 50/60 Hz
• Sewing power: Yes
• Contact position indicator: Yes
• Visible cut: Yes
• Degree of contamination: 3
• Type of control: Rotary Command
• Type of assembly: Fixed
• Mounting bracket: Rail plate
• Top connection: Front
• Connection down: Front
• Maximum power: Up to 400 kW in 660/690 V AC
• Nominal service Uninterrupted
• Permissible temporal current: 11.5 kA (3 s), 20 kA (1 s), 4 kA (30 s), 4.9 kA (20 s)
• Mechanical durability: 10000 cycles
• Electrical durability: 1000 cycles for AC-21A, AC-22A, AC-23A, DC-21A, DC-22A, DC-23A
• Connection step: 45 mm
• Height: 205 mm
• Width: 185 mm
• Depth: 130 mm
• Weight: 4.6 kg
• Compatibility code: INV400
• Standards: En> 40 A Instant and demand values
• Certifications: KEMA-KEUR, CCC
• Degree of IP protection: IP40
• Level of protection IK: IK07
• Operating ambient temperature: -25...70 °C
• Storage ambient temperature: -50...85 °C
• Sustainable supply status: Product Green Premium
• EU RoHS Directive: As per
• Contains mercury: No
• RoHS exemptions: Yes
• WEEE: It should be recycled by specific systems in the EU