Baoding Tianwei Hengtong Electric Co.,Ltd
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Transformer Neutral Grounding Protection Device

— neutral, grounding, protection
Product Category: Transformers/n.e.s.
Sales Method: Export, Manufacture
Payment Term: T/T, L/C
Min. Order Unit Price
1 Piece
Contact Info

Mrs.Alice Xu

Address: China (mainland) Hebei Baoding,Hi-Tech Industries Parks, Baoding City, Hebei Province, China.

Product Detail

Product Attribute:

  • China (mainland) More >
  • THT-TNP12001
  • Tianwei Hengtong
  • Shen Yang Transformer Research Institute CO.LTD
  • 02/28/2014
  • 03/03/2014

Additional Info.:

  • tianjin port
  • wooden

Product Content Description:

1. Product use: Our THT-TNP-type neutral grounding protection devices are designed to 110kV, 220kV and 330kV power transformer neutral circuits, to achieve switching between such two operating modes as the transformer neutral grounding and nor-grounding, and avoid damages to transformers due to voltage rise of the transformer neutral points resulted from system failures or other reasons.
Type Voltage level Configuration solutions
THT-TNP-110/220/330/Ⅰ 110kV、220kV、330kV Protection interval
THT-TNP-110/220/330/Ⅱ 110kV、220kV、330kV Interval and disconnector
THT-TNP-110/220/330/Ⅲ 110kV、220kV、330kV Interval and disconnector and arrester
THT-TNP-110/220/Ⅳ 110 kV Interval and disconnector and arrester(compact)
Construction: (DL/T620-1997
1. THT-TNP type Neutral Grounding Protection Device is assembled by disconnecting switch、Lightning arrester、Interval 、current transformer, featuring compact size, convenient installation and high reliability.
2. The mounting brackets adopt seamless steel pipes, featuring better stability and more beautiful appearance if it is required.
Quantity Per Month: 30
HS Code: 8537209000
Delivery Way - Date Of Delivery: 45days after acceptance

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