Quick-Make, Quick-Break Operating Mechanism that Ensures Positive Operation; Visible Blade, Double-Break Switching Action; Arc Chutes Dissipate Heat and Prolong Switch Life; Highly Visible Red Handle Grip Designed for Hook Stick Operation; Defeatable Dual Cover Interlock; Center Punch Provided for Field Drilling to Allow on Padlocking; Handle Can be Padlocked in the Off Position with up to (3) Padlocks with 5/16 Inch Hasps; Generous Top, Bottom and Side Gutters that Meet or Exceed Nec Wire-Bending Space Requirements; Informative Door Labeling Which Includes Replacement Parts List; Tangential Knockouts Through 600A for Easy Conduit Lineup; Side-Hinged Door that Opens Past 180 Deg for Easier Wiring; Unique Enclosure Design Increases Rigidity and Prevents Cuts and Scrapes to Conductors and Installers Hands; Spring Reinforced Fuse Clips that Assure Reliable Contact for Cool Operation; Door Latch Securely Holds Door Closed and Allows Cover Padlocking; Front Removable Mechanical Lugs that are Suitable for Cu/Ai 60 or 75 Deg C Conductors; Lugs are Field Convertible to Copper Body and to a Wide Variety of Compression Connectors; Hinged Clear Line Terminal Shield with Probe Holes for Inspecting or Testing Line Side Terminals; Embossed Aluminum Nameplate on Heavy Duty Switches Provides Highly Visible On/Off Indication; Drawn Cover for Increased Rigidity and Resistance to Abuse; Top Key Hole and Bottom Mounting Holes Provide Easy 2 or 3 Point Mounting

Specifications:

Type: Heavy Duty Safety
AC Voltage Rating: 480/600 V
DC Voltage Rating: 250 V
Current Rating: 800 Ampere
Power Rating: 250 HP at 480/600 VAC 3-Phase (Standard), 500 HP at 480/600 VAC 3-Phase (Maximum for Time Delay Fuse), 50 HP at 250 VDC
Number of Poles: 3
Number of Wires: 4
Fuse Provision: Fusible
Fuse Type: Class H/J/L/R/T, Time Delay
Neutral Type: Solid
Enclosure: NEMA 3R
Size: 40.25 Inch W x 14.68 Inch D x 67.74 Inch H
Approval: UL 98