GENERAL INFORMATION
l Two-pole/ Three pole/ Four pole varistor surge protective device (AC SPD)
l Combined SPD Type 1&2 with MOV and CDGG technology for use in different power system.
l Visual indication and optional remote contact signaling(S), capable of protecting Terminal equipment.
l Non-follow current.
l The Prewired complete unit consisting of a base part and replaceable plug-in protection modules.
l Installation at the boundaries from zone LPZ 0A to LPZ 2.
l Installation at the boundary of zones LPZ1 and LPZ2
l Use for the direct lightning protection in Power system, can usage in Transformer low-voltage side.
l DIN rail installation.
SPECIFICATIONS
l SPD according to EN 61643-11/IEC 61643-11: Type 1+2/ Class Ⅰ+Ⅱ
l Max. continuous operating voltage (a.c.) (Uc): 385V (50/60Hz)
l Temporary overvoltage (TOV): 385V/5s-withstand
l Lightning impulse current (10/350µs) (Iimp): 12.5kA
l Nominal discharge current (8/20µs) (In): 20kA
l Max. discharge current (8/20µs) (Imax): 50kA
l Voltage protection level (Up): ≤2.2kV
How to choose the right surge protector? Choosing the right surge protective device (SPD) and protective circuit breakers involves considering a wide range of parameters related to types of SPDs, circuit breaker arrangements, and risk assessment. Three rules of thumb for choosing surge protection Now that we’ve established that SPDs should be at the heart […]
DC MCB (DC miniature circuit breaker) plays a key role in the power system. First of all, DC MCB is a common switch in the control circuit, which mainly has two functions: on-off circuit and protection circuit. It adopts a special arc extinguishing and current limiting system, which can quickly disconnect the fault current of the […]
Background While small solar panels used for battery charging and similar tasks may not require special connectors, larger systems normally connect the panels together in series to form strings. In the past this was accomplished by opening a small electrical box on the back of the panel and connecting user-supplied wires to screw terminals within. […]
We focus on providing high-quality equipment and components to meet the needs of customers around the world.
