产品详细资料
B相和C相元件-如果A相元件运行正确且符合规范,则对绕组1的B相和C相重复上述测试的拾取电平部分。对于相位B,X=H2,Y=G2。对于相位C,X=H3,Y=G3。显示的信息应发生变化,以指示正确的相位、绕组和运行元件。7.5.4.7绕组2和3元件由于绕组2和绕组3元件可以设置与绕组1元件完全不同的参数,因此有必要对每个绕组重复上述全套测试。注意:如果启用了来自逻辑输入的阻塞,则可以按照前面对其他元素的测试所述进行测试。7.5.5相位瞬时过电流1 7.5.5.1说明本程序验证相位瞬时过流性能是否与在用设置相匹配。这些元素的设置位于S4元素下 PHASE OVERCURRENT(相位过电流)设定点菜单。在电流倍数至少为额定CT二次值五倍的情况下进行测试。保持电流信号的时间不要超过几秒钟!绕组1元件为了确保只有相位瞬时过电流1元件操作逻辑选择的跳闸继电器(和任何其他输出继电器),禁用除相位瞬时过流1以外的所有保护功能。使用第7-25页图7-9:通用测试设置所示的通用测试设置。将电源连接到端子X=H1和Y=G1,以测试绕组1相A元件。根据继电器FlexLogic监控适当的输出继电器™ 设置或来自相位IOC设置的指定输出继电器。
Phase B and C Elements If the Phase A element performed correctly and met specifications, repeat the pickup level portion of the above test for the B and C phases of winding 1. For Phase B, X = H2 and Y = G2. For phase C, X = H3 and Y = G3. The displayed message should change to indicate the correct phase, winding, and element that operated. 7.5.4.7 Winding 2 and 3 Elements Because the winding 2 and 3 elements can be set with completely different parameters than the elements for winding 1, it is necessary to repeat the full set of tests described above for each winding. Note The blocking from logic input, if enabled, can be tested as described in earlier tests for other elements. 7.5.5 Phase Instantaneous Overcurrent 1 7.5.5.1 Description This procedure verifies that the phase instantaneous overcurrent performance matches the in-service settings. The settings for these elements are found under the S4 ELEMENTS PHASE OVERCURRENT setpoints menu. The testing occurs at current multiples of at least five times the rated CT secondary value. Do not leave the current signal on for more than a few seconds!Winding 1 elements To ensure that only the phase instantaneous overcurrent 1 element operates the trip relays (and any other output relays) selected by the logic, disable all protection features except phase instantaneous overcurrent 1. Use the general test setup shown in FIGURE 7– 9: General test setup on page 7–25. Connect the current supply to terminals X = H1 and Y = G1 to test the winding 1 phase A element. Monitor the appropriate output relays as per the relay FlexLogic™ settings or assigned output relays from Phase IOC settings.
主营产品简介
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●使用前:
在操作和维护,安装设备之前,请阅读并严格遵守安全相关的信息。
Read and strictly follow safety-related information before operatingmaintainingand installing equipment.
●使用者要求:
必须从事安装,组装或维护设备等相关工控电气机械以及其他相关技术的人员。
Must be engaged in the installation,assembly or maintenance of equipment and other related industriacontroeectrica machinery and other related technica personne.应用范围:
应用于品牌本系列工业以及生产生活自动化设备产品。
Used in the brand of this series of industriaand production automation eauipment products
适用于场景:系统集成,非标定制,产线升级改造,原设备电气替换等等。
Suitable for scenarios:system integration,non-standard customizationproduction line upgrading and transformation,electrical replacement of original equipment,etc.
●操作人员:
应该由本品牌专业培训操作员来安装、操作和维修设备。专业人员具有技术能力强,熟悉安全信息和安全实施:
熟悉设备的安装加工、操作和维护:熟悉处理所有的潜在危险情况。
Equipment should be installed,operated and maintained by trained operators from the brand
●危险情况
警告
.请注意使用人员的人身安全。
●除了产品特性以及功能,还需了解产品的使用寿命环境。
●充分学习产品使用手册,否则非专业人员可能会造成人身危险。
Study the product instruction manual thoroughlyotherwise it may cause personal danger to non-professionals.
●服务行业
适用水泥,木业,石业,橡胶,石油,化工,发电,环保,水处理,制冷,交通,钢铁,食品,饮料,船舶,制冷等行业
Applicable to cementwood,stone,rubber,petroleumchemical, power generation