简介:
问题: 3UA过载继电器的脱扣容差是多少? 解答:根据IEC 60079-14§11标准(‘e’类保护-增强安全的标准),在3到8倍于预置电流的情况下,最大的脱扣容差是+/-20%。3UA过载继电器符合此标准。 条目号:21452585 日期:2006-03-28 QUESTION: What are the permissible tripping tolerances of 3UA overload relays? ANSWER: According to IEC 60079-14 §11 (Standards for type of protection 'e' - increased safety) at 3 to 8 times set current a maximum tripping tolerance of +/- 20 % is permitted. 3UA overload relays comply with this standard. Entry ID:21452585 Date:2005-04-06
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