Fuse Amp-Trap® 250V 50A Fast-Acting Class K5 OT Series

Fuse Amp-Trap® 250V 50A Fast-Acting Class K5 OT Series – Electrical Distributor Fuse

The Fuse Amp-Trap® 250V 50A Fast-Acting Class K5 OT Series is a one-time general purpose fuse designed for protection of feeders and branch circuits in residential and small commercial installations. It is suitable for resistive heating, lighting solutions, and other non-motor loads, making it a reliable component for electrical distributors, lighting solutions providers, wire and cable applications, and switchgear suppliers. This fuse safely interrupts short-circuit currents up to 50,000 amperes, ensuring robust circuit protection.

Specifications

• Amperage Rating: 50 A
• Voltage Rating: 250 V AC
• Interrupting Rating: 50 kA
• Fuse Class: Class K5
• Dimensions: 3 in (Length) x 0.81 in (Diameter/Width/Height)
• Mounting Type: Clip
• Connection Type: Ferrule
• Insulation Material: Paper
• Product Weight: 0.07936 lb
• Manufacturer: Mersen
• Manufacturer Part Number: OT50

Features

• Fast-acting fuse providing quick interruption of fault currents
• One-time use, ensuring reliable protection for branch circuits and feeders
• Meets Canadian electrical code for Type P low melting-point, non-time-delay fuses (OTN 15-60)
• Not a rejection fuse; replacement fuses must match or exceed original interrupting ratings
• Suitable for lighting, heating, and other resistive load applications
• Designed to safely interrupt short-circuit currents up to 50,000 amperes

Downloads and Links

• Product Data Sheet (Mersen OT/OTN Fuse)
• Technical Documents and Installation Instructions - Mersen
• Dimensional Drawing and Outline