Mersen

Mersen NRN400 400A 250V Class H Non-Time-Delay Fuse

Name: Mersen NRN400 400A 250V Class H Non-Time-Delay Fuse
Brand: Mersen
SKU: NRN400

Part Number: NRN400

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Part NRN400 covers the 400A rating point in Mersen’s NRN Series. Its rating set pairs 250V AC operation with 10kA AC interrupting performance. The series is intended for applications needing standard non-time-delay protection for general-purpose AC circuits.

Rated Current400A

Rated Voltage250V AC

Breaking Capacity10kA AC

PackageClass H/K

Tags

class h Mersen non-time-delay NRN Series NRN400

NRN400 is Mersen’s 400A catalog option in the NRN Series. Mersen publishes 250V AC for this rating, together with 10kA AC interrupting capability. Its circuit-protection behavior is defined by standard non-time-delay protection for general-purpose AC circuits. The Class H format uses ferrule / blade (amp-dependent) terminals with cartridge/clip mounting. Typical selection contexts include Control Panels, General-Purpose Circuits, Lighting Circuits. Use the official Mersen datasheet to confirm final coordination and dimensions.

Technical Specifications

Part Number: NRN400
Manufacturer Part Number: NRN400
Series: NRN Series
Fuse Type: Non-Time-Delay Class H Fuse
Current Rating: 400A
Voltage Rating: 250V AC
AC / DC: AC
Breaking Capacity: 10kA AC
Package / Dimensions: Class H/K
Mounting: Cartridge / Clip
Application: Control panels · General purpose circuits · Lighting circuit protection · Resistive Loads
Standard: CSA Class 1422
Terminal Type: Ferrule / Blade (amp-dependent)
Fuse Speed: Non-Time-Delay
Utilization Class: Class H
Approvals: CSA Certified
Certifications: CSA Certified