电气变压器中性点保护装置说明书汇总.docVIP

AJX-ZBZ型变压器中性点接地成套保护装置 AJX-ZBZ transformer neutral grounding sets of protective devices 产 品 使 用 手 册 Product Selection Guide 西安安捷迅电气有限公司 Xian An superb-Electric Co., Ltd. 中国 西安 Xian, China AJX-ZBZ型变压器中性点接地成套保护装置 AJX-ZBZ transformer neutral grounding sets of protective devices 定义 Defined AJX-ZBZ型变压器中性点接地成套保护装置，由变压器中性点用金属氧化物避雷器、高压隔离开关、电流互感器、放电间隙和在线监测器构成。主要适用于35kV、110kV、220kV和330kV电力变压器中性点接地回路，用来实现变压器中性点直接接地运行和通过间隙与避雷器接地运行两种不同方式的转换，防止在系统发生故障时，引起的变压器中性点电压升高而造成变压器的损坏。同时，给继电保护装置或故障指示装置提供信号。可广泛应用于电力、冶金、石化、矿山等领域。 AJX-ZBZ type transformer neutral grounding complete protection device, the transformer neutral point of metal oxide surge arresters, high voltage disconnect switch, current transformer, the discharge gap and on-line monitor. Applicable to 35kV, 110kV, 220kV and 330kV power transformer neutral point ground loops used to implement the transformer neutral grounding operation and conversion through the gap and arrester ground running in two different ways to prevent system failure, causing transformer neutral point voltage rise caused by damage to the transformer. At the same time, protection devices or failure to instruct the device to provide signals. Can be widely used in electric power, metallurgy, petrochemical, mining and other fields. 产品获得国家专利，专利号：ZL 2008 2 0028920.4。 Products obtained national patent, patent number: ZL 2008 2 0,028,920.4. 采用标准 Standard GB311.1-1997 《高压输变电设备的绝缘配合》 GB311.1-1997 high-voltage power transmission equipment, insulation coordination GB/T311.7-1988《高压输变电设备的绝缘配合使用导则》 GB/T311.7-1988 insulation of high voltage power transmission equipment used in conjunction with the Guidelines GB 772 《高压绝缘子瓷件技术条件》 GB 772 high voltage insulator ceramic parts GB-1208-1997 《电流互感器》 GB-1208-1997 current transformer GB-1207-1997 《电压互感器》 GB-1207-1997 voltage transformer GB1985 《交流高压隔离开关和接地开关》 GB1985 AC high voltage disconnectors and earthing switches GB5585-1985 《电工用铜、铝及其合金母线》 GB5585-1985 Electrical copper, aluminum and its alloy bus GB/T