UNLIMITED FREE ACCESS TO THE WORLD'S BEST IDEAS

close

UL 489D OUTLINE

OUTLINE OF INVESTIGATION FOR US NAVAL COMMERCIAL-OFF-THE-SHELF (COTS) DESIGNATED MOLDED-CASE CIRCUIT BREAKERS AND ACCESSORIES FOR USE ON NON-NUCLEAR NAVAL COMBATANT SHIPS

active, Most Current
Buy Now
Organization: UL
Publication Date: 27 April 2012
Status: active
Page Count: 16
scope:

These requirements cover commercial-off-the-shelf (COTS), three-pole and four-pole molded-case circuit breakers and applicable accessories (undervoltage trip release devices, shunt trip release devices, electrical (motor) operators, auxiliary switches, plug-in mounting adapter blocks/bases, drawout cassette) intended for use aboard non-nuclear Naval combatant ships in electrical assemblies (switchboards and load centers) installed on shock isolators (mounts).

Successful initial qualification testing and requalification testing of circuit breakers/accessories to the requirements of this Outline shall allow their use in shock-mounted electrical assemblies in non-nuclear Naval combatant ships.

Document History

UL 489D OUTLINE
April 27, 2012
OUTLINE OF INVESTIGATION FOR US NAVAL COMMERCIAL-OFF-THE-SHELF (COTS) DESIGNATED MOLDED-CASE CIRCUIT BREAKERS AND ACCESSORIES FOR USE ON NON-NUCLEAR NAVAL COMBATANT SHIPS
These requirements cover commercial-off-the-shelf (COTS), three-pole and four-pole molded-case circuit breakers and applicable accessories (undervoltage trip release devices, shunt trip release...

References

Advertisement