The traffic countdown to electrical components requires the following:
First, power supply and lightning protection device
Traffic Countdown Mains rated voltage: AC 220V ± 22V, 50Hz ± 2 Hz. The power supply should be equipped with lightning protection devices and power supply filters. When the display of the countdown display starts using the communication mode, a lightning protection device shall be installed at the communication interface.
Second, terminal and wire
Terminals should be securely attached and securely connected and should not be loosened without the aid of tools. The inner conductor should have protective measures such as conduits, and the wiring harness should be arranged in order.
Third, the grounding parts
Special grounding terminals shall be provided in the traffic countdown timer, and the accessible metal parts in the chassis shall be effectively grounded. Protective grounding wire should use dedicated green/yellow two-color wire.
We're Here to Help
Shaanxi Yiyuan Traffic Technology Engineering Co.,Ltd
Address: No.5, Production Road, West Thermal Power Plant, West Section Of Hongguang Road, Weiyang District, Xi'an, Shaanxi, China