Page 62 - 青岛特变电工有限公司

箱式变电站系列
Box-type substation series

安装、使用与维修 / Installation, use and maintenance

智能型一体化变电站在安装、验收、交接性试验、运行与维护等方面 Intelligent integrated substation in the installation, acceptance,transfer test,
除电力部门要求执行的各项规定外，注意以下事项： operation and maintenance and other aspects in addition to the provisions of
● 用户收货时应按有关规定仔细检查，对于不马上安装的产品，应按 the implementation of the requirements of the power sector, pay attention to
the following matters:
正常使用条件规定，存放于适当的场所。 ● Users receiving the goods should be carefully examined in accordance with
● 产品应采用专用吊具底部起吊，如图 3。 the relevant provisions of the product is not immediately installed, should be in
● 产品水平安放在事先做好的基础上，然后将产品底座与基础之间的 accordance with the normal use of conditions, stored in the appropriate places.
● Products should adopt special hanger at the bottom of Figure 3.
缝隙用水泥沙浆抹封，以免雨水进入电缆室，通过高、低压室的底 Level of the products placed on the basis of well in advance of, then the gap
封板接入高、低压电缆。 between the pedestal and base of product cement mortar used to wipe
● 产品安装就位后应做好可靠接地；电站底座槽钢上的两个主接地端 seal, in order to avoid the rain water from entering cable chamber, through
子、变压器中性点及外壳、避雷器下桩头等均应分别由安装部门接 the bottom of the high and low pressure chamber sealing plate access to
high and low voltage cable.
地。所有接地应共用一组接地装置，其接地电阻应小于 4 欧姆； ● Product installation should be good reliable grounding; channel of the base
● 产品在安装完毕或维修后，投运前应进行如下项目的检验和试验 : station on the two main earth terminal, transformer neutral point and the
变电站内是否清洁； shell, lightning arrester pile first shall be respectively by the installation
操作机构是否灵活； department grounding. All ground should share a grounding device, the
grounding resistance should be less than 4 ohms;
主要电器的通断是否灵活可靠； ● Products in the installation or maintenance, inspection and test for the
电器辅助触点的通断是否可靠准确； following items should be put into operation before:
表计及继电器动作是否准确无误； Is clean in the transformer substation;
仪表及互感器的变比及接线极性是否正确； Operating mechanism is flexible;
Whether the main electrical appliances are flexible and reliable;
所有电器安装螺母是否拧紧，安装是否牢固可靠； It is reliable and accurate to break through the auxiliary contact of electrical
母线连接是否良好，其支撑绝缘子，夹件是否安装可靠； equipment;
电器的整定值是否符合要求，熔断器熔芯规格是否正确： Whether the relay action is accurate or not;
主电路及辅助电路的接点是否符合电气原理图要求。 Ratio and connection of instrument and transformer polarity is correct;
All electric appliance mounting nut is tightened, installation is firm and reliable;
● 维修 Bus connection is good, and its supporting insulator, clip pieces are reliable
产品中所有元件按各自的技术要求维护： installation;
若选用的变压器为油浸式，每年应按规定至少进行一次油样分析检 Whether the setting value of the electric appliance meets the requirements,
whether the fuse core specification is correct or not:
查； Whether the contact of the main circuit and the auxiliary circuit is in
运行中的高压侧开关设备，经 20 次带负荷或 2000 次无负荷分合 accordance with the requirements of the electrical schematic diagram.
闸操作后，应检查触头情况和灭弧装置的损耗程度，发现异常应及 ● Repair
时检修或更换； All components in the product are maintained according to their respective
technical requirements:
低压开关设备自动跳闸后，应检查分析跳闸原因，待排除故障后， If the selection of the transformer oil immersed, every year should be
方能重新投运； required to make at least one oil sample analysis examination;
避雷器每年应在雷雨季节到来之前进行一次预防性试验； Operation of the high side switch equipment, after 20 times with load or
产品附有装箱单、合格证、安装使用说明书、电气接线图和本产品 2000 times without load switching operations should be check the contacts
and arc extinguishing device loss degree, abnormal should be timely repair
所采用的主要元件设备的说明书，钥匙操作工具以及根据协议书提 or replacement;
供的备品备件。 Automatic tripping of low-voltage switchgear, check analysis tripping, stay
after troubleshooting, in order to re operation;
Lightning arrester should be a preventive test every year before the arrival
of the thunderstorm season;
Products with the packing list, certificate, manual, electric wiring diagram and
the products used in the main components and equipment specifications,
key operated tools and according to the agreement to provide spare parts to
install and use.

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