Browse Standards
4331+ standards in database
4331 result(s) found
隔爆型电机基本技术要求
General specification for flameproof electricalmachines
电力变压器 第1部分 总则
Power transformers--Part 1:General
电力变压器 第2部分 温升
Power transformers--Part 2:Temperature rise
电线组件
Cord sets
家用和类似用途电自动控制器 密封和半密封电动机-压缩机用电动机热保护器的特殊要求
Automatic electrical controls for household and similar use--Particular requirements for thermal motor protectors for motor-compressors of hermetic and semi-hermetic type
家用和类似用途移动式，无联锁、带开关及熔断器组合插座的安全要求
Safety requirements for switched and fused portable multiple socket-outlet withoutinterlock for household and similar purposes
普通照明用自镇流灯的安全要求
Self-ballasted lamps for general lighting services--Safety requirements
保护用电流互感器暂态特性技术要求
Requirements for protective current transformers for transient performance
电流互感器
Current transformers
电压互感器
Voltage transformers
72.5 kV及以上气体绝缘金属封闭开关设备
Gas-insulated metal-enclosed switchgear for rated voltages of 72.5 kV and above
额定电压450/750V及以下聚氯乙烯绝缘电缆 第7部分:2芯或多芯屏蔽和非屏蔽软电缆
Polyvinyl chloride insulated cables of rated voltages up to and including 450/750V--Part 7:Flexible cables screened and unscreened with two or more conductors
额定电压450/750V及以下聚氯乙烯绝缘电缆 第6部分:电梯电缆和挠性连接用电缆
Polyvinyl chloride insulated cables of rated voltages up to and including 450/750V--Part 6:Lift cables and cables for flexible connection
额定电压450/750V 及以下聚氯乙烯绝缘电缆 第2部分:试验方法
Polyvinyl chloride insulated cables of rated voltages up to and including 450/750V--Part 2:Test methods
额定电压450/750V及以下聚氯乙烯绝缘电缆 第1部分:一般要求
Polyvinyl chloride insulated cables of rated voltages up to and including 450/750V--Part 1:General requirements
额定电压450/750V及以下聚氯乙烯绝缘电缆 第3部分:固定布线用无护套电缆
Polyvinyl chloride insulated cables of rated voltages up to and including 450/750V--Part 3:Non-sheathed cables for fixed wiring
额定电压450/750V及以下聚氯乙烯绝缘电缆 第5部分:软电缆(软线)
Polyvinylchloride insulated cables of rated voltages up to and including 450/750V--Part 5:Flexible cables (cords)
额定电压450/750V及以下聚氯乙烯绝缘电缆 第4部分:固定布线用护套电缆
Polyvinyl chloride insulated cables of rated voltages up to and including 450/750V--Part 4:Sheathed cables for fixed wiring
导体的颜色或数字标识
Identification of conductors by colous or numerals
电力金具通用技术条件
General technical requirements for electric powerfittings