Part Number
Part Number:
NSN:
NIIN:
Item Name:
SWITCHING UNIT , POWER TRANSFER
Definition:
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.
CAGE Information
| Code | Company |
|---|---|
| 63743 | WARD LEONARD ELECTRIC COMPANY INC. |
Federal Supply Class
Title
ELECTRICAL CONTROL EQUIPMENT
Inclusions:
INCLUDES CONTACTORS; MOTOR CONTROLLERS; POWER SERVOMECHANISMS; SWITCHGEAR; VOLTAGE REGULATORS.
Exclusions:
EXCLUDES AUTOMATIC PILOT MECHANISMS; RELAYS; RESISTORS.
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| ABHP | OVERALL LENGTH | 29.000 INCHES NOMINAL |
| FEAT | SPECIAL FEATURES | TYPE ABT-A3 N277 ABT-4A3S-50W;TECH MANUL S9324-G2-MMC-010 |
| ABFY | OVERALL DEPTH | 14.500 INCHES NOMINAL |
| APHP | MANUAL OPERATION FACILITY | PROVIDED |
| AGAV | END ITEM IDENTIFICATION | ABT FOR POWER SYSTEM ABT-4A3S-50W |
| APHJ | SWITCH ACTION TYPE | ELECTROMAGNETIC CONTACTOR |
| FAAZ | PHASE | THREE |
| ABMK | OVERALL WIDTH | 16.000 INCHES NOMINAL |
| ACZB | FREQUENCY RATING | 60.0 HERTZ NOMINAL |
| ELEC | VOLTAGE IN VOLTS | 450.0 |
| APHL | SWITCH OFF POSITION | INCLUDED |
| APHH | SWITCH OPERATION METHOD | MOTOR DRIVEN |
| ANPZ | INCLOSURE FEATURE | WATERTIGHT |
| AMPS | CURRENT RATING IN AMPS | 50.0 |
| AFTM | SWITCH POSITION QUANTITY | 3 |
| ACDC | CURRENT TYPE | AC |