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 |
|---|---|---|
| APHK | SWITCH POLE QUANTITY | 3 |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | ABT-A2 TYPE |
| APHP | MANUAL OPERATION FACILITY | PROVIDED |
| ABMK | OVERALL WIDTH | 12.063 INCHES NOMINAL |
| ABFY | OVERALL DEPTH | 13.625 INCHES NOMINAL |
| FAAZ | PHASE | THREE |
| ALGC | MOUNTING CONFIGURATION | FOUR 0.531 IN. DIA MTG HOLES,ON 16.500 IN. BY 6.063 IN. MTG CENTERS |
| APHJ | SWITCH ACTION TYPE | MAGNETIC CONTACTOR |
| AFTM | SWITCH POSITION QUANTITY | 2 |
| ANPZ | INCLOSURE FEATURE | DRIPPROOF |
| ACZB | FREQUENCY RATING | 60.0 HERTZ NOMINAL |
| ELEC | VOLTAGE IN VOLTS | 450.0 |
| APHH | SWITCH OPERATION METHOD | MOTOR DRIVEN |
| ABKW | OVERALL HEIGHT | 19.500 INCHES NOMINAL |
| APHL | SWITCH OFF POSITION | NOT INCLUDED |
| AMPS | CURRENT RATING IN AMPS | 50.0 |