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NB/T 11059-2023 高海拔现场用标准雷电冲击电压发生装置通用技术条件
2024-01-12 06:48:01
GB/T 1032-2023 三相异步电动机试验方法
2024-02-27 10:41:05
ISO 2376-2019 铝及铝合金阳极氧化--击穿电压和耐压测定 Anodizing of aluminium and its alloys — Determination of breakdown voltage and withstand voltage
2024-02-22 08:45:01
KS P ISO 13897-2018 Dentistry. Amalgam capsules
2024-01-13 09:00:01
PD IEC/TR 62689-100-2016 电流和电压传感器或检测器,用于故障通道指示 IEC 61850系列数据模型扩展要求和建议,以支持故障通道指示器应用 Current and voltage sensors or detectors, to be used for fault passage indication purposes. Requirements and proposals for the IEC 61850 series data model extensions to su
2024-01-03 18:24:02
KS K0200-2019 Test method for color bleeding of dyed fabrics in wet
2024-01-13 08:48:01
GB/T 17935-2023 螺口灯座
2024-02-17 21:30:02
DL/T 2590-2023 馈能装置接入配电网技术要求
2024-01-03 00:48:01
IEC 63010-2-2017 额定电压高于等于300/300V无卤化热塑性塑料绝缘和铠装软电缆--第2部分:试验方法 Halogen-free thermoplastic insulated and sheathed flexible cables of rated voltages up to and including 300/300 V – Part 2: Test methods
2024-01-09 22:48:02
IEC 62271-200-2021 高压开关设备和控制设备--第200部分:额定电压1kV以上52kV及以下交流金属封闭开关设备和控制设备 High-voltage switchgear and controlgear – Part 200: AC metal-enclosed switchgear and controlgear for rated voltages above 1 kV and up to and including 52 kV
2024-01-15 11:24:01