17478-3

Power transfer switching unit

Properties of 17478-3

Overall Depth:
13.812 inches
Overall Height:
22.500 inches
Overall Width:
13.750 inches
Current Type:
Ac
Frequency Rating:
60.0 hertz
Switch Position Quantity:
2
Mounting Configuration:
Four 17/32 in. Diameter mtg holes on 8-13/16 in. By 21 in. Mtg centers
Current Rating In Amps:
50.0
Inclosure Feature:
Watertight
Switch Operation Method:
Motor driven
Switch Action Type:
Rotary
Switch Pole Quantity:
3
Switch Off Position:
Not included
Manual Operation Facility:
Provided
Voltage In Volts:
120.0
Phase:
Three
Nondefinitive Specification/std Data:
Abt-a2 type
NSN:
6110-00-683-0496
Description:
Switching Unit,power Transfer
Cage Code:
63743

Definition Power Transfer Switching Unit

An item that is electrically operated to transfer automatically the load from one power source to an alternate power source. May have provisions for emergency manual operation. For manually operated power transfer units, see switch, box.

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Last modified 11/02/2024