Henan New Electric Power Co.,Ltd.
Henan New Electric Power Co.,Ltd.
Home> Products> Transformer Accessories> Buchholz Relay> Various Types of Gas Relay For Transformer
Various Types of Gas Relay For Transformer
Various Types of Gas Relay For Transformer
Various Types of Gas Relay For Transformer
Various Types of Gas Relay For Transformer
Various Types of Gas Relay For Transformer
Various Types of Gas Relay For Transformer
Various Types of Gas Relay For Transformer
Various Types of Gas Relay For Transformer

Various Types of Gas Relay For Transformer

$65-79 /Piece/Pieces

Payment Type:L/C,T/T,D/P,D/A,Paypal,Money Gram,Western Union,D/A
Incoterm:FOB,CFR,CIF,EXW,FAS,FCA,CPT,CIP,DEQ,DDP,DDU,Express Delivery,DAF,DES
Min. Order:1 Piece/Pieces
Transportation:Ocean,Land,Air,Express,Express
Port:Qingdao,Qingdao,Qingdao
Sample:
$70.00 /Piece/Pieces, 1 Piece/Pieces (Max. Order) Buy Sample
Product Attributes

Model No.WST

BrandTNNPI

Place Of OriginChina

PrincipleElectromagnetic Relay

UseAuto, Protective

SizeMiniature

Protection FeaturesSealed

Contact LoadLow Power

Product NameBuchholz Relay

Product UseOil immersed transformer

Shell Materialaluminium / iron

Voltage220v

Working Temperature-30℃-+95℃

Nominal Diameter25/40/50/80CM

Connection FormFlange

Product CharacteristicsIsolation seal

Number Of Power Supply PhasesPolyphase

CustomizedSupport

Packaging & Delivery
Selling Units : Piece/Pieces
Single package size : 28cm*24cm*30cm
Single gross weight : 5~7kg
Package Type : Carton
Picture Example :
QJ25 series Buchholz relay
QJ3-40 Gas relay used for oil transformer
Product Description

Gas Relay is a main protection device for internal faults of Oil Immersed Transformer and oil immersed on load Tap Changer. The gas relay (gas relay) is installed on the connecting pipeline between the transformer and the oil conservator. When the internal fault of the transformer causes oil decomposition to produce gas or oil flow impulse, the contact of the gas relay will act to connect the specified control circuit, and send a signal in time or automatically cut off the transformer.

TNNPI Buchholz Relay product introduction:Transformer Accessories model QJ. It is used to detect the possible insulation fault in the Oil Immersed Transformers and reduce the spread of hazard to a minimum. Therefore, the relay is particularly suitable for the following situations: 1. The core lamination is short circuited 2. The core bolt insulation is broken down 3. The local winding is overheated 4. The contact is damaged 5. The phase and coil are short circuited 6. The grounding fault 7. The insulating sleeve in the oil tank is broken down.


Buchholz Relay

FAQ

1. Are you a trading company or a manufacturer?
We are a company integrating production and marketing, industry and trade!
2. What kind of grounding material do you produce?
Including Epoxy resin insulators, Power Cables, high voltage disconnectors, Power Distribution Cabinets, oil immersed transformers, dry type transformers, transformer accessories, etc. 
3. Are customized materials available?
Yes, please provide the specifications you need.
4. Do you accept OEM services?
yes!
5. What is your delivery time?
Usually 20-25 days, please confirm with us before ordering!
6. What is payment Trems?
Generally, 50% is the deposit and 50% is before the bill of lading is sent by wire transfer.
7. How to package the product?
Usually, in a steel tray. We will do it according to customers' requirements.
8. What is the loading port available to you?
Usually Ningbo Port or Shanghai Port.
Company Overview
Henan New Power is a manufacturer of various high and low voltage power supporting products.
Transformer accessories include tap changer, pressure relief valve, thermometer, moisture absorber, gas relay, oil level gauge, butterfly valve, cross flow fan, etc.
High-voltage power distribution equipment includes high-voltage and low-voltage insulation bushings, high-voltage cables, disconnectors, vacuum circuit breakers, high-voltage insulators, low-voltage insulation, ceramic insulators, etc
Since its establishment, the company has always been guided by science and technology, backed by strong technology, actively introduced foreign advanced technology, and constantly improved and improved its products. After years of professional management, the products sell well all over the country and are exported to Bangladesh, Myanmar, India, Russia, Indonesia, Thailand and other Southeast Asian and African countries.
Welcome to visit, investigate and negotiate
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