Legrand 406873 DNX3 4500 MCB 1P+N C40A 230V 4.5kA 1 Module

The Legrand 406873 DNX³ 4500 is a 1P+N miniature circuit breaker rated C40A with 4.5kA breaking capacity, fitting in a single 1-module DIN rail width. The ultra-compact design provides switched neutral 1P+N protection in the space of a standard 1-pole MCB, saving panel space in consumer units and distribution boards.

Technical specifications:

• Part number: 406873
• Manufacturer: Legrand
• Series: DNX³ 4500
• Type: Miniature circuit breaker (MCB)
• Poles: 1P+N
• Rated current: 40A
• Curve: C (trips at 5-10x rated current)
• Breaking capacity: 4.5kA
• Rated voltage: 230V AC
• Width: 1 DIN module (17.5mm)
• Mounting: DIN rail
• Standards: IEC/EN 60898-1

Features and benefits:

• 1P+N protection in 1 module width saves panel space versus standard 2-module 1P+N MCBs
• Switches both live and neutral for complete circuit isolation
• C curve tolerates moderate inrush currents from lighting and appliances

Applications:

• Individual circuit protection in compact domestic consumer units
• Space-saving replacement where 1P+N protection is required in minimum rail space
• Lighting, socket outlet, and appliance circuit protection at 230V

Compliant with IEC/EN 60898-1.

Also known as: Legrand 406873, DNX³ 4500 1P+N C40A, Legrand DNX3 compact MCB 40A, 1 module 1P+N circuit breaker 4.5kA.