Mersen A070URD31LI0400 - PSC Square Body Fuse 700V/400A (200kA AIC)

Mersen A070URD31LI0400 is a low-voltage PSC square body fuse designed for high-current circuit protection in industrial power distribution systems. This SB-1 class fuse features a 700V AC rating and 400A current capacity, with a 200kA interrupting rating at full voltage for reliable fault protection. Its compact LI-type construction utilizes NA long blade connections and VF velocity characteristics for secure mounting and rapid response. Compliant with industry standards for low-voltage protection devices, this fuse is engineered for demanding applications including motor control centers, switchgear, and heavy industrial equipment.

Key Features & Specifications

• Type: PSC square body fuse with LI-type construction
• Voltage Rating: 700V AC
• Current Rating: 400A
• Class Rating: SB-1
• AIC Rating: 200kA@700V
• Connection: NA long blade
• Velocity: VF
• Weight: 2 lb
• Applications: Industrial power distribution, motor control centers, switchgear