General
SAPR1 series Surge Protection Device is suitable for TT, IT, TN-S, TN-C and TN-C-S, the power supply system with the rated voltage up to 230/400V and AC 50/60Hz. It can work as the equipotential bonding when the lightning strike. Its design corresponds to IEC61643-1.

The product is mainly applied to protect the low voltage electric equipment and prevent the surge causing by the thunder or switching overvoltage. As a univoltage limiting device, SAPR1 is equipped with the heavy-duty Zinc Oxide piezoresistor.
SAPR1 series (Protection level: II) Protection Device need to be installed on the up link of the equipment, connecting with outer conductor(L) or neutral conductor(N) and the earthing device. Users can install the SAPR1 in the boundary of LPZOA or LPZ1, usually in the incoming line low voltage main distribution box.

 

 

 

 

 

Saiao Technology Co., Ltd. is specialized in the research and development, design, manufacturing and sales of high and low voltage electrical appliances and high and low voltage complete equipment. Its products are used in all walks of life across the country. The company operates independently and has advanced production and testing equipment. It has established an in-factory test station. With exquisite technology and rigorous management ideas, it provides reliable guarantee for the production of high-quality products.