Zero-sequence Electrical Neutral Grounding Current Transformer
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1. MRD-L series zero-sequence CT core is made of ZH120-130 cold rolled silicon steel sheet imported from Japan with advantages of smooth surface, constant thickness, good conductivity, strong sensitivity to magnetizing, accuracy and stability. 2.Type introduction: Voltage Grade: 0.38kv-66kv Grid Frequency:50Hz Corresponding Terminals: If cable is wired-in from front(L1) of CT, then L1and K1 is corresponding terminals. Ambient Temperature: -10celsius - 60 celsius Altitude: be or lower than 1000m (If used highland , please indicate when ordering) Relative Humidity: daily averaged lower than 95%, monthly averaged lower than 90% Environmental Necessities: no conductive dust, mental or corrosive gas or mycete which will damageinsulation existing around the site. 3. Installation Instructions Integrated CT should be installed before laying cables, and cables go through CT. Open zero-sequence CT could be installed at any time and the details as follows: remover connecting presser of K1and K2 on CT.
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