UL 244A-2003
设备的固态控制装置

UL Standard for Safety Solid-State Controls for Appliances

UL 244A-2003 发布历史

1.1 These requirements cover component electronic controls intended to be factory installed on or in appliances and other utilization equipment rated 600 V or less, used in ordinary dry locations as defined in the National Electrical Code, NFPA 70, and that comply with the requirements for such appliances and equipment. 1.2 For a control covered by this standard, it is assumed that: a) No voltage greater than 600 V above ground will be present in a control, b) An isolation transformer, if provided, will generally furnish power at a lower potential than the primary voltage, and c) The output of the control will not be located in a circuit operating at greater than 600 V above ground in the end-use product. If conditions other than these are provided, consideration shall be given to the need for additional requirements.

UL 244A-2003由美国保险商实验所 US-UL 发布于 2003-04-30。

UL 244A-2003 在中国标准分类中归属于: K32 控制电器，在国际标准分类中归属于: 29.130.99 其他开关装置和控制器。

UL 244A-2003的历代版本如下：

• 1994年01月 UL 244A-1994 设备的固体控制器
• 2003年04月30日 UL 244A-2003 设备的固态控制装置

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标准号

UL 244A-2003

发布日期

2003年04月30日

实施日期

废止日期

无

中国标准分类号

K32

国际标准分类号

29.130.99

发布单位

US-UL

被代替标准

UL 244A-1994

适用范围

1.1 These requirements cover component electronic controls intended to be factory installed on or in appliances and other utilization equipment rated 600 V or less, used in ordinary dry locations as defined in the National Electrical Code, NFPA 70, and that comply with the requirements for such appliances and equipment. 1.2 For a control covered by this standard, it is assumed that: a) No voltage greater than 600 V above ground will be present in a control, b) An isolation transformer, if provided, will generally furnish power at a lower potential than the primary voltage, and c) The output of the control will not be located in a circuit operating at greater than 600 V above ground in the end-use product. If conditions other than these are provided, consideration shall be given to the need for additional requirements.

UL 244A-2003 中可能用到的仪器设备