[ZB K 33001-1988] 功率方向继电器 试验方法[已作废]
发布时间:1990-07-01
实施时间:1990-07-01
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[ZB K 33002-1988] 负序、零序电流增量继电器 试验方法[已作废]
发布时间:1990-07-01
实施时间:1990-07-01
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[ZB K 33003-1988] 继电器及装置产品型号编制方法[已作废]
发布时间:1990-07-01
实施时间:1990-07-01
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[ZB K 33004-1989] 电力系统保护、自动继电器及装置 通用技术条件[已作废]
发布时间:1990-07-01
实施时间:1990-07-01
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[ZB K 33005-1989] 电子式时间继电器[已作废]
发布时间:1990-07-01
实施时间:1990-07-01
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发布时间:1989-12-01
实施时间:1989-12-01
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发布时间:1989-12-01
实施时间:1989-12-01
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[GB 10232-1988] 机电式有或无继电器的试验和测量程序[已作废]
发布时间:1989-01-01
实施时间:1989-01-01
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[SJ 39-1981] JR-2型直流电磁继电器[已作废]
发布时间:1988-06-01
实施时间:1988-06-01
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[SJ 40-1981] JR-3型直流电磁继电器[已作废]
发布时间:1988-06-01
实施时间:1988-06-01
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[SJ 41-1981] JR-5型直流电磁继电器[已作废]
发布时间:1988-06-01
实施时间:1988-06-01
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发布时间:1987-12-01
实施时间:1987-12-01
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[GB 7261-1987] 继电器及继电保护装置基本试验方法[已作废]
发布时间:1987-02-14
实施时间:1987-11-01
本标准适用于电力系统二次回路继电保护和自动化装置用的有或无继电器、量度继电器及装置(以下简称产品)等..
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[GB 3665-1983] 家 用 电 动 洗 衣 机 定 时 器[已作废]
发布时间:1983-05-05
实施时间:1984-01-01
本标准适用于以发条为动力源,额定洗涤容量在5公斤以下家用电动洗衣机上用的防滴型结构定时器。
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发布时间:1981-05-01
实施时间:1981-05-01
本标准适宜于XJXBH型及XJX型信号继电器(以下简称“继电器”)该型信号继号器是用作控制或反映煤、..
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