12-787783-21 — CIRCUIT BREAKER

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

12-787783-21: CIRCUIT BREAKER.

The CIRCUIT BREAKER is a the manufacturer industrial component. Key specifications include material: PLASTIC CASE, body_style: MULTIPOLE-SINGLE ACTUATOR TYPEMULTIPOLE-SINGLE ACTUATOR TYPE, body_width: 12.062 INCHES NOMINAL12.062 INCHES NOMINAL IN, body_height: 9.937 INCHES NOMINAL9.937 INCHES NOMINAL IN, body_length: 22.125 INCHES NOMINAL22.125 INCHES NOMINAL IN, boss_height: 0.872 INCHES NOMINAL0.872 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5925-01-255-4283, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

MRO→ MRO_GENERAL→ 12-787783-21

NSN: 5925-01-255-4283
FSC: 5925 — Circuit Breakers
CAGE: 52414 — EMERSON ELECTRIC CO COMPUTER POWER DIV (USA)

SPECIFICATIONS

material	PLASTIC CASE
body_style	MULTIPOLE-SINGLE ACTUATOR TYPEMULTIPOLE-SINGLE ACTUATOR TYPE
body_width	12.062 INCHES NOMINAL12.062 INCHES NOMINAL IN
body_height	9.937 INCHES NOMINAL9.937 INCHES NOMINAL IN
body_length	22.125 INCHES NOMINAL22.125 INCHES NOMINAL IN
boss_height	0.872 INCHES NOMINAL0.872 INCHES NOMINAL IN
reset_method	MANUAL
storage_type	GENERAL PURPOSE WAREHOUSEGENERAL PURPOSE WAREHOUSE
pole_quantity	33
fragility_factor	MODERATELY RUGGEDMODERATELY RUGGED
actuator_function	TRIP-RESET
frequency_in_hertz	60.0 ALL LOCATIONS
NSN	5925-01-255-4283

COMPONENT DIAGRAM

KEY FEATURES

•

RESET METHOD: MANUAL

•

INTERNAL TRIP RELEASE CONFIGURATION: SERIES TRIP ALL LOCATIONS

•

OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS: 120.0 AC ALL LOCATIONS

•

MOUNTING FACILITY TYPE AND QUANTITY: 4 UNTHREADED HOLE(S)4 UNTHREADED HOLE(S)

•

ACTUATOR POSITION DESIGNATION: AT POLE TWO

•

FREQUENCY IN HERTZ: 60.0 ALL LOCATIONS

•

CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH: 4.031 INCHES NOMINAL4.031 INCHES NOMINAL IN

•

FRAGILITY FACTOR: MODERATELY RUGGEDMODERATELY RUGGED

TECHNICAL CHARACTERISTICS

RESET METHOD	MANUAL
INTERNAL TRIP RELEASE CONFIGURATION	SERIES TRIP ALL LOCATIONS
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	120.0 AC ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY	4 UNTHREADED HOLE(S)4 UNTHREADED HOLE(S)
ACTUATOR POSITION DESIGNATION	AT POLE TWO
FREQUENCY IN HERTZ	60.0 ALL LOCATIONS
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH	4.031 INCHES NOMINAL4.031 INCHES NOMINAL IN
FRAGILITY FACTOR	MODERATELY RUGGEDMODERATELY RUGGED
BODY STYLE	MULTIPOLE-SINGLE ACTUATOR TYPEMULTIPOLE-SINGLE ACTUATOR TYPE
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	125.0 ALL LOCATIONS

OTHER ITEMS IN FSC 5925 — Circuit Breakers

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5925-00-001-1277 5925-00-001-2809 5925-00-001-3838 5925-00-001-5748 5925-00-001-5926 5925-00-001-5938 5925-00-001-5942 5925-00-001-5977

SUBSTITUTES & CROSS-REFERENCES 1

83E3092/1800AMP/TRIP/PLUGSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 12-787783-21?

12-787783-21 is a CIRCUIT BREAKER. It is classified as a MRO (MRO_GENERAL).

What parts can replace 12-787783-21?

There is 1 known substitute for 12-787783-21: 83E3092/1800AMP/TRIP/PLUG. Substitute compatibility should be verified for your specific system.

What is the NSN for 12-787783-21?

12-787783-21 is cataloged in the U.S. Government catalog under NSN 5925-01-255-4283. This indicates validated use in U.S. government and defense supply chains.

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