Product Description
BV7 series surge protective device (SPD) is suitable for TN-S TN-C-S TT IT etc. power supply system of AC 50/60Hz, 380V, and used at the equipotential connection, which protects the electric network not shocked by the thunder and lightning, it's designed according to GB18802.1 IEC616 43-1 , it ado pts 35 mm s tan dard rail, there is a failure release mounted on the module of surge protective device. When the SPD fails in breakdown for over-heat and over-current, the failure release will help electric device separate from the power system and give the indication signal, green means normal, red means abnormal. Kevin wiring mode , remote-s ignaling
output interface. It's also could be replaced for the module when has operating voltage.

Application Scope and Installation Position
BV7 series surge protective devices are suitable for B grade surge protection, used at the equipotential connection of LPZ0A or LPZ0B and LPZ1 zone, which protects the electric network not shocked by the thunder.
BV7 series surge protective devices are usually installed in low voltage main distribution box connected to the incoming end of the buildings.
Notice: When you order our goods, please write the model and quantity carefully. For example: BV7-100/4P-385, 8 pieces.
Other product we have:


Inverter:On grid and off grid inverter for 5 years warranty.
Surge protector: B,C,D Class, AC, DC type you can choose. Different types and discharge current you choose.
Manual transfer switch:  1A~1600A, 3P/4P.
Combiner box :Metal and plastic,can design as you need.
Insulator:SM and EL series insulator
Metal Enclosure for Transfer switch:  Metal box, size can color can be customized. 
Plstic distribution box:   Different ways, competitive price,  welcome to contact. 
Q&A:
1)Q:How can i trust your company?
    A:Golden electric is The top 10 ATS manufacture in China - more than 350 Agents in local market and more than 100 foreign  clients make OEM,ODM order from us,Golden electric is a big company, we have cooperation with LS, EKF the world-class companies. Our company over 100 employees, products pass CE,IEC,TUV,SAA, RCM, ROHS certificates.
2) Q:Your products?
     A: Golden electric is factory for Automatic transfer swithc,Surge protector device,distribution box Enclosure, inverter, DC fuse etc. Providing customers very competitive sources, and can be your sourcing agent in China. Goods are following international standards, IE, CE, ISO9001 ,SGS etc.
3)  Q:   Do you have forwarder?
      A:   Yes, we have good forwarder cooperated over 10 years, they help us import and export . For small package orders, suggest to use by Express.
4)  Q:   Your address ?
      A:    Locates in Guangzhou province, China,welcome to visit us
5)  Q:What's the automatic transfer switch(ATS) guarantee?
       A: 2 years warranty. If customer's problem, then customer burden. If our problem, then we send new goods to customer to replace asap. 
6)  Q:What's about MOQ? Delivery time ?
      A: 1pcs for surge protector. Normally less than 1000pcs with stock, quick support. 
7)  Q: What's the payment term?
       A: Normally 100% T/T in advanced payment. If big order then about 50% advanced payment, balance before shipment.PAYPAL,WESTERN UNION,CASH for small order .
8)   Q:What's your contact information ?