Baoding Tianwei Hengtong Electric Co., Ltd

1.About us: Baoding Tianwei Hengtong Electric Co., Ltd is a one of leading manufacture in China specialize in NER or NGR neutral grounding equipments

1. About us: Baoding TIanwei Hengtong Electric company is a domestic professional manufacture of power system neutral earthing equipments and complete

1.Purpose: This product is used in 6KV~66KV systems whose neutral point is ungrounded to limit the arcing currents during ground faults. 2.Features:

I. Product Use Provide over-voltage protection for neutral of 110 kV 220KV 33KVgraded insulated transformers. II. Product Features (1)Modular design,

1.Manual operation 2.Adjustable 3.Used in 6KV~66KV systems to limit the arcing currents during ground faults

1.Service conditions: 1.1 Highest temperature: +80C; 1.2 Daily average temperature: +60C; 1.3 Lowest temperature:-20C. 1.4 Height above sea level:

1. Product performance THT-DKS (C) series grounding transformer, as three-phase transformer, is used to provide an artificial and support loads neutra

As the dedicated grounding resistors of transformer neutral points, the THT-DZ(G)low-voltage grounding resistors(cabinets) are mainly used in 0.38KV a

time of removing failure is 60~70ms, realizes 60ms actuation time compared with that of traditional protection actuation

1.Features: 1.1Two ways of independent power supply are adopted for mutual spare use 1.2A temperature and humidity control system is provided inside t