The function of lighting and surge protection systems is to protect the devices, functional isolations and overvoltage-sensitive consumer equipment of energy distribution systems aganist all lighting and overvoltage damages.
Whole building; The outdoor lighting protection system is generally not sufficient to eliminate such malfunctions, At most of types, the defected protection device can be made operative again by changing the damaged insert; There variants are also equipped with both optical opration signal auxiliary status contact.
Established in 1987, CHANGAN GROUP Co., Ltd. Has been acknowledged as one of the most respected nation-wide manufacturers and exporters of low-voltage electrical apparatus in P. R. China.
Comprising more than 62 factories with over 2500 employees and the whole corporation occupies 82000m2 ground during past 27 years.
We manufacture and export varieties of low voltage electrical appliance including all kinds of CIRCUIT BREAKER, CONTACTOR, RELAY, SWITCH, SOLAR INVERTER etc.
All of our production procedures strictly follow ISO9001, ISO14001 and OHSAS18001, most of our products are certified such as SEMKO, TUV, CB and CE which can prove our guarantee quality and our products also have been chosen as "Chinese FAMOUS BRAND PRODUCT".
We not only make efforts in developing our own products with "CHANA"brand but also provide OEM services. Hope to establish good business relationships with your esteemed company in near future.
