Double Throw Switches Are Intended to Transfer Loads from One Power Source to Another; All 2 and 3-Pole Double Throw Switches Are Suitable for Use as Service Equipment Including Non-Fusible Versions When Used in Combination with a UL Listed Circuit Breaker or Fusible Switch; All Are UL Listed and Both Horsepower and Load Break Rated; Switches Are Rated for Use on Systems up to 10000 Ampere When Protected with Class H Fuses or 100000 Ampere When Protected with Class R or Class T Fuses B; They Can also be Used to Connect a Single Source of Power to Either of Two Loads; In this Application it is Necessary to Field Modify Fusible Switches So that the Fuses Are on the Load Side of the Switching Mechanism a Cover Interlock is Provided on All Ampere Ratings; The Operating Handle May be Padlocked in the Off Position

Specifications:

Type: Heavy Duty, Service Equipment
AC Voltage Rating: 600 V
DC Voltage Rating: 250 V
Current Rating: 400 Ampere
Power Rating: 125 HP at 600 VAC 3-Phase, 50 HP at 250 VDC
Number of Poles: 3
Number of Wires: 3
Fuse Provision: Fusible
Fuse Type: Class H
Neutral Type: No
Enclosure: NEMA 1
Size: 28.22 Inch W x 9.44 Inch D x 73.54 Inch H
Approval: UL