Eaton XNH2-A400 400A 3-Pole Fuse Switch Disconnector, NH2/NH3, M10 Screw Terminals, 240mm² 183057

The Eaton XNH2-A400 is a robust fuse switch disconnector engineered for demanding industrial power distribution, offering a 400 A rated current and compatibility with both NH2 and NH3 fuse links. Its 3-pole configuration and high short-circuit capacity make it a reliable choice for protecting circuits up to 690 V AC.

Highlights

• Rated current: 400 A, 3-pole
• Accepts NH size 2 and NH size 3 fuse links
• Rated operational voltage: 690 V AC
• Short-circuit making and breaking capacity: 50 kA
• Screw terminals with M10 screws, max conductor cross-section 240 mm²

In daily use

Designed for base plate mounting, this disconnector provides secure and accessible fuse replacement in industrial switchgear. The screw connection terminals accommodate large conductors up to 240 mm², ensuring low contact resistance and reliable current transfer. The front face is IP20 protected, while terminals are IP00, suitable for enclosed installations.

Full specifications

• Product type: Fuse switch disconnector
• Rated current: 400 A
• Number of poles: 3
• Fuse size compatibility: NH2, NH3
• Rated operational voltage (Ue): 690 V AC
• Rated insulation voltage (Ui): 1000 V
• Rated impulse withstand voltage (Uimp): 8 kV
• Short-circuit making capacity (Icm): 50 kA
• Short-circuit breaking capacity (Icn): 50 kA
• Terminal type: Screw connection
• Max. conductor cross-section: 240 mm²
• Terminal screw size: M10
• Degree of protection: IP20 (front), IP00 (terminals)
• Mounting type: Base plate mounting
• Standard: IEC/EN 60947-3
• Operating temperature range: -25 to +70 °C

Final note

Built to IEC/EN 60947-3, the XNH2-A400 ensures dependable circuit protection in heavy-duty applications.