Legrand 411785 RCCB TX³ 4P 40A 300mA Type A DIN Rail

The Legrand 411785 is a residual current device, 4-pole, rated 40 A with 300 mA A-type sensitivity for 400 V installations. It occupies 4 modules on a DIN rail and conforms to IEC 61008-1, providing personal protection from direct and indirect contact along with insulation-fault protection.

Technical specifications:

• Catalog reference: 411785
• Manufacturer: Legrand
• EAN: 3414970353665
• Dimensions (W × H × D): 71.2 × 83 × 77.8 mm
• Number of poles: 4
• Rated voltage: 400 V
• Rated current (In): 40 A
• Rated residual current (IΔn): 0.3 A
• rated insulation voltage: 500 V
• rated impulse withstand voltage: 4 kV
• Mounting: DIN rail
• Residual current type: A
• short circuit breaking capacity: 10 kA
• Surge current capacity: 0.25 kA
• Voltage type: AC
• Interlocking device: Yes
• Frequency: 50 Hz
• degree of protection: IP20
• Width (modules): 4
• built in depth mm: 44
• Ambient temperature (operating): -25 to 60 °C
• Pollution degree: 2
• Cable cross-section (multi-wired): 0.75-35 mm²
• Cable cross-section (solid-core): 0.75-50 mm²
• Colour: Grey
• Impact resistance (IK): IK04
• Storage temperature: -40 to 70 °C
• Connection type: Screwed terminal
• Halogen-free: Yes
• Standards: IEC 61008-1

Features and benefits:

• Electromagnetic residual current sensing detects insulation faults and protects people from direct and indirect contact.
• Interlocking device supports lockout/tagout procedures during maintenance.
• Halogen-free construction reduces toxic emissions in the event of fire.

Applications:

• Residential and commercial distribution boards requiring 30 mA residual-current personal protection.
• Insulation-fault protection for circuits up to 40 A.
• Selective coordination with upstream protective devices in TT and TN-S supply systems.
• DIN rail enclosures specifying a 2-module-wide RCD.

Also known as: Legrand 411785, 411785, TX³ LEGRAND RCCB.