https://www.asmag.com/project/assa_abloy_digital_access_control/index.aspx
Product Info
RS485 lightning protection for indoor-1

RS485 lightning protection for indoor-1

Bencent Electronics Co., Ltd.
Region: China
Update: 05/11/2010
Key Specifications
Testing Standards:

ITU-T K.21 (10/700 μS) Differencial Mode:1.5KV Impedance(40Ω) Common Mode:4KV Impedance(40Ω)

Component Selection:

GDT BA301N TSS (BS0060M*3)

https://www.asmag.com/project/dahua_xinghan_large-scale_ai_models/