Fuse Amp-Trap® 600V 500A Time-Delay Class L A4BY Series
SKU: #194822
Part: #A4BY500
UPC: 782001939052
Fuse Amp-Trap® 600V 500A Time-Delay Class L A4BY Series
SKU: #194822
Part: #A4BY500
UPC: 782001939052
Description
Fuse Amp-Trap® 600V 500A Time-Delay Class L A4BY Series
The Fuse Amp-Trap® A4BY Series is a UL/CSA listed Class L power fuse designed for protecting service entrance equipment, feeder circuits, and circuit breakers. This 600V, 500A time-delay fuse is suitable for use in mains feeders, load centers, panelboards, switchboards, and metering centers. It features a 4-second minimum time delay at 500% rating to allow normal current surges while coordinating with ground fault relays, making it reliable for continuous current applications up to its ampere rating.
Specifications
- Voltage Rating: 600VAC, 300VDC
- Amperage Rating: 500 A
- Interrupt Rating: 200 kA
- Fuse Class: Class L
- Dimensions (L x W x H): 8.63 in x 2 in x 2 in
- Diameter: 2 inches
- Mounting Type: Bolted
- Connection Type: Blade
- Insulation Material: GMG (Glass Melamine)
- Product Weight: 2.38 lbs
- Manufacturer: Mersen
- Manufacturer Part Number: A4BY500
Features
- 100% rated device for continuous current up to ampere rating
- 4-second minimum time delay at 500% rating to pass normal surges
- Current-limiting design to protect service entrance and feeder circuits
- Blade-stamped catalog numbers for permanent identification
- Glass melamine body and plated terminals for durability in harsh environments
- Unique dimensions prevent replacement by other fuse classes
- UL listed to standard 248-10 and CSA certified
- Self-certified for DC per UL248
