The Circuit Breaker, cataloged under National Stock Number 5925-01-286-2777, is classified within Federal Supply Class 5925 (Circuit Breakers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Siemens Energy and Automation Inc Ite Circuit Protection Div. Government technical data includes 24 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5925-01-286-2777 |
| Primary Part Number | 3RV1021-0EA10/3RV1901-1E |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — Circuit Breakers |
| Manufacturer | Siemens Energy and Automation Inc Ite Circuit Protection Div |
| Status | ACTIVE |
| Reset Method | MANUAL |
| Operating Voltage Type and Rating Per Pole in Volts | 380.0 AC ALL LOCATIONS |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) |
| Actuator Position Designation | BETWEEN POLE ONE AND TWO AND BETWEEN POLE TWO AND THREE |
| Frequency in Hertz | 50.0 ALL LOCATIONS |
| Center to Center Distance Between Terminals Parallel to Width | 13.5 MILLIMETERS NOMINAL MM |
| Body Style | MULTIPOLE-MULTIPLE ACTUATOR TYPE |
| Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent | 125.0 ALL LOCATIONS |
| Circuit Protection Type | OVERCURRENT ALL LOCATIONS |
| Body Width | 54.0 MILLIMETERS NOMINAL MM |
| Body Height | 82.5 MILLIMETERS NOMINAL MM |
| Unthreaded Mounting Hole Diameter | 4.5 MILLIMETERS NOMINAL MM |
| Pole Quantity | 3 |
| Maximum Continuous Load Current Rating Per Pole | 400.0 MILLIAMPERES AC ALL LOCATIONS |
| Trip Release Characteristic | INSTANTANEOUS ALL LOCATIONS |
| Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps | 40.0 AC ALL LOCATIONS |
| Body Length | 82.0 MILLIMETERS NOMINAL MM |
| Manual Actuator Type and Quantity | 2 PUSH BUTTON |
| Material | PLASTIC CASE |
| Actuator Function | TRIP-RESET |
| Trip Release Ambient Temp Rating | 40.0 CELSIUS NOMINAL ALL LOCATIONS DEGC |
| Terminal Type and Quantity | 6 COMPRESSION |
| Main Contact Tripping Mechanism Type | TRIP FREE |
| Trip Release Method | THERMAL-MAGNETIC ALL LOCATIONS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 3RV1021-0EA10/3RV1901-1E PRIMARY | Siemens Energy and Automation Inc Ite Circuit Protection Div (USA) |
| Reference | Meaning |
|---|---|
| 3VE1015-2DU00 | 5/9 Secondary reference Siemens Energy and Automation Inc Ite Circuit Protection Div |
| 3VE1015-2DU00 | 5/9 Secondary reference Siemens Corp |
| 3VE1015-2DU00 | C/1 Advisory reference — outside the item-of-supply concept Siemens Energy & Automation, Inc. Div Siemens Ind Services, Siemens Sales Division |
NSN 5925-01-286-2777 is a Circuit Breaker, manufactured by Siemens Energy and Automation Inc Ite Circuit Protection Div, classified under FSC 5925, Circuit Breakers. Status: active.
NSN 5925-01-286-2777 has 1 manufacturer part number on file: 3RV1021-0EA10/3RV1901-1E (Siemens Energy and Automation Inc Ite Circuit Protection Div).
Key specifications for 3RV1021-0EA10/3RV1901-1E: Reset Method: MANUAL; Operating Voltage Type and Rating Per Pole in Volts: 380.0 AC ALL LOCATIONS; Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S); Actuator Position Designation: BETWEEN POLE ONE AND TWO AND BETWEEN POLE TWO AND THREE. 24 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.