SUBJECT 489D-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 (Issue 1)


 

 

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标准号
SUBJECT 489D-2012
发布日期
2012年04月27日
实施日期
2012年05月30日
废止日期
中国标准分类号
/
国际标准分类号
/
发布单位
UL - UL
引用标准
16
适用范围
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.




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