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Power Transfer Switching Units
Part N278-340641
Model #N278-340641
Power transfer switching unit (NSN 6110-00-752-2757)
Overall Depth
18.125 inches
Overall Height
31.125 inches
Overall Width
19.875 inches
Frequency Rating
60.0 hertz
Switch Position Quantity
3
Mounting Configuration
Four 21/32 in. Diameter mtg holes on 13-1/2 in. By 29-5/8 in. Mtg centers
Current Rating In Amps
150.0
Inclosure Feature
Watertight
Switch Operation Method
Motor driven
Switch Action Type
Motor contactor
Switch Pole Quantity
3
Switch Off Position
Included
Manual Operation Facility
Provided
Voltage In Volts
450.0
Phase
Three
Nondefinitive Specification/std Data
Abt-a3 type
Description
Switching Unit,power Transfer
Cage Code
63743
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Part Number:
N278-340641
NSN 6110-00-752-2757
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Updated: 05/18/2024