概述 / Overview

TBB-12 系列高压并联电容器装置适用于频率维 50Hz，额定电压等级为 6kV，10kV 的输配电系统中，作为系统无功功率的补偿装置，使系统功率因数达到最佳，并可以调整网络电压，以减少配电系统和变压器的损耗，降低线路损耗，改善电网的供电质量。

TBB-12 series high voltage shunt capacitor device is suitable for the transmission and distribution system with frequency dimension of 50 Hz and rated voltage level of 6kV and 10kV. As the compensation device for reactive power of the system, it can optimize the power factor of the system and adjust the network voltage to reduce the loss of the distribution system and transformer, reduce the line loss and improve the power supply quality of the power grid.

高压电容柜技术参数 / Techniacl Paramenters of TBB

高压电容柜的性能 / Performance of TBB

• 装置允许在过电压和高次谐波造成的有效值1.3倍额定电流的稳态过电流下连续运行。
• 装置允许在工频 1.1 倍额定电压下长期运行。
• 装置可将电容器组投入运行瞬间产生的涌流限制值电容器组额定电流的 20 倍以下。
• 电容器容量偏差不超过额定值的 -5% ~ +10% 三相中任何两个线路端子之间测得的最大容量与最小容量之比不超过1.02。
• 电容器单元端子间的电介质必须能承受下列两种试验之一，历时 10s：工频交流电压（2.15Un）；交流电压 (4.3Un)。

• The device allows continuous operation under the steady-state overcurrent of 1.3 times the rated current due to overvoltage and high harmonics.
• The device is allowed to run for a long time under the rated voltage of 1.1 times power frequency.
• The device can set the inrush current limit value at the moment when the capacitor bank is put into operation, which is less than 20 times of the rated current of the capacitor bank.
• Capacitor capacity deviation not exceeding -5%~+10% of the rated value The ratio of maximum to minimum capacity measured between any two line terminals in three phases shall not exceed 1.02.
• The dielectric between the terminals of the capacitor unit must be able to withstand one of the following two tests, lasting 10s: power frequency AC voltage (2.15un);AC voltage (4.3un)