
Description
Features
- Unique dimensions prevent replacement by other fuse classes
- Blade-stamped catalog numbers for permanent identification
- Glass melamine body and plated terminals provide superior reliability in harsh environments
Applications
- Mains
- Feeders
- Circuit Breakers
- Load centers
- Panelboards
- Switchboards
- Metering Centers
Approvals & Standards
- Mersen Self-Certification, UL Listed to Standard 248-10, File E2137
- CSA Certified to Standard C22.2, No. 248.10 IEC 269-2-1
- DC Tested to UL 248 limits (Mersen Self-Certified)
Specifications
- Rated voltage AC UL: 600 V
- Rated voltage DC UL: 300 V
- Ampere Rating: 400 A
- Fuse Class: Class L
- Speed/Characteristic: Time Delay
- Mounting: Bolted
- AC Max I.R./Breaking Capacity: I1: 200 kA
- Connection/Terminal Material: Silver-Plated Copper
- Connection/Terminal Type: Blade
- Body/Insulating Material: GMG
Product Dimensions
- Product Weight: 2.75 lb
- Product Diameter: 2 in
- Product Length: 8.63 in
Packaging Dimensions
- Sell Pack Quantity: 1 Each
- Sell Pack Weight: 2.89 lb
- Sell Pack Width: 2.12 in
- Sell Pack Length: 2.12 in
- Sell Pack Height: 8.81 in
Downloads
Spec SheetSpec Sheet FR
Drawings
Curves 1
Curves 2
More Information
Manufacturer Catalog Number
A4BY400
Weight
0.5
Diameter
2 inches
Mounting Type
Bolted
Terminal Type
Blade