Q1: Selection of surge protector
Al: The grading of the surge protector (commonly known as lightning protection) Is assessed according to the EN 50539 subdivision lightning protection theory, which is installed at the junction of the partition. Technical requirements and functions differ. The first-stage lightning protection device is installed between the 0-1 zone, high for the flow requirement, the minimum requirement of EN 50539-11 is 12.5 ka (10/350), and the second and third levels are installed between the 1-2 and 2-3 zones, mainly to suppress the overvoltage.
Q2: Are you a lightning surge protectors factory or lightning surge protectors trading company?
A2: We are lightning surge protectors manufacturer.
Q3: Warranty and services:
A3:1. Warranty 5 years
2. lightning surge protectors products and accessories have been tested 3 times before ship out.
3. We own the best after-sale service team, if any problem happens, our team will do our best to solve it for you.
Q4: How can I get some lightning surge protectors samples?
A4: We are honored to offer you lightning surge protectors samples, pis contact our staff and leave detailed contact information, we promise to keep your information confidential.
Q5: Is sample available and free?
AS: Sample is available, but the sample cost should be payable by you. The cost of the sample will be refunded after further order.
Q6: Do you accept customized order?
A6: Yes, we do.
Q7: What’s the delivery time?
A7: It usually takes 7-15days after confirming payment, but specific time should be based on the order quantity.