Mersen Amp‑Trap A50P A50P400‑4TA Fuse, 400A 500VAC / 450VDC, High‑Speed Blade (Form 101) with TA Indicator, Tin‑Plated Blade, Bolted Mount - Pack of 5

Mersen Amp‑Trap® A50P A50P400‑4TA High‑Speed Fuse — 400A, 500VAC / 450VDC, TA Indicator — Pack of 5

Overview

• Manufacturer: Mersen
• Series: Amp‑Trap® A50P
• Part number: A50P400‑4TA
• Pack quantity: 5 EA
• Primary applications: DC drives, uninterruptible power supplies (UPS), semiconductor protection, and other power‑electronic systems requiring fast clearing and low I2t.

Electrical specifications

• Ampere rating: 400 A
• Rated voltage: 500 V AC (UL) / 450 V DC (UL)
• Frequency: 50/60 Hz
• Speed / characteristic: High‑speed (designed for rapid interruption and low I2t)
• AC breaking capacity (I1): 50 kA

Mechanical and connection details

• Fuse size / form: Form 101
• Mounting: Bolted
• Connection / terminal type: Blade
• Connection / terminal material: Tin‑plated brass
• Indication: TA indicator (visual trip indication)
• Body / insulating material: GMG
• Product length: 4.34 in (110.2 mm)
• Product diameter: 1.5 in (38.1 mm)
• Product weight (individual): 0.72 lb

Packaging & identification

• Sell pack quantity: 5 EA
• Sell pack dimensions: 5.00 in × 2.14 in × 2.31 in
• Sell pack weight: 3.78 lb
• EAN/UPC: 782001140663
• Product group: Semiconductor Protection Fuses

Usage & safety notes

• Designed for semiconductor and power‑electronic protection where fast clearing is required.
• Use only in fuse holders, bases and bolted mounts rated for Form 101 blade fuses and appropriate voltage/current ratings.
• Verify compatibility with equipment requirements (I2t, holder type, environmental conditions) before installation.