Item Type: Surge Protector_x000D_ Product Model: For BEM LY100_x000D_ Product Specification: For 4P100KA_x000D_ Rated Voltage: 220V 380V_x000D_ Maximum Sustainable Working Voltage: 385V_x000D_ Maximum Discharge Current: 100KA_x000D_ Nominal Discharge Current: 50KA_x000D_ Voltage Protection Level: 2.4KV_x000D_ Response Time: 25nS_x000D_ Ambient Temperature: -40 to +80_x000D_ Altitude: Not More Than 2000m_x000D_ Relative Humidity: Not More Than 90% (25) 1[Suitable] Mainly suitable for electrical circuits with 50Hz or 60HZ and impact current capacity not more than 200KA. 2[Function] Can limit the amplitude of transient overvoltage, absorb, consume or discharge surge current energy. 3[Rated Voltage] The rated voltage of the surge protector is 220V/380V, and the work efficiency is high. 4[Exquisite Workmanship] Using exquisite workmanship, this surge protector has a long service life. 5[Material] Made of high quality materials, this surge protector is sturdy, durable and not easily damaged.1. The indicator window of the module is green (normal). When the module is deteriorated, the indicator window turns red and must be replaced in time_x000D_ 2. The surge protector can be equipped with (for FS) remote remote signal alarm. The remote signal contact has one normally open and one normally closed. If one or more modules of the surge protector fail, the contact will be closed and a fault alarm signal will be sent. Indicates that the module is faulty and must be replaced_x000D_ 3. Frequently check the air switch or fuse connected in series on the line1 x_x000D_ _x000D_ SurgeProtector