Description de kä ye looi:

Serial digital smart meter design advanced, high degree of intelligence, CT and PT variable ratio set freely, easy to use. Serial digital smart meter design advanced, high degree of intelligence, CT and PT variable ratio set freely, easy to use. Serial digital smart meter design advanced, high degree of intelligence, CT and PT variable ratio set freely, easy to use. A tɔ̈u në anti-electromagnetic interference function, a tɔ̈u në chip de Amerika, a tɛ̈n ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc，A cɔl precision. Standard: A, V, Hz, W, Var, power factor, active power, non-active power, RS485 and other functions, can add analog volume output (4-20mA) and switch volume input output