Technical Description
    The THLWB-E1 consists of the transformer protection device, transformer and corresponding instruments. It is designed for the courses of "Power System Protection", "Power System Micro-computer Protection" and meets teaching requirements of universities, colleges, vocational schools & educational services on corresponding courses.
Specification
    • Power supply: 3-phase 380V±10％ 50Hz    
    • Environment temperature: －10℃~＋40℃
    • Power capacity:＜1.5kVA   
    • Dimensions: 184×72×168 cm
Experiments    
    • System operation and non-balance current measurement
    • The two-winding transformer protection (differential, over- current, over-load)
    • The three-winding transformer protection (differential, over- current, over-load)
    • The zero sequence current protection (neutral grounded or not)
    • Secondary harmonic latching
    • Telemeter, telecontrol and telesignal