发明公开
EP2702655A1 METHOD AND APPARATUS FOR CLEARING A FUSE IN A SINGLE OUTPUT MULTI LOAD CONFIGURATION 审中-公开
方法和装置与一个输出以更加最后一次配置熔断器的分离

METHOD AND APPARATUS FOR CLEARING A FUSE IN A SINGLE OUTPUT MULTI LOAD CONFIGURATION
摘要:
A control circuit and a method for controlling a control circuit (1) is described. The control circuit (1) is connected to at least two electrical loads (2, 3, 4) connected in parallel. An electric melting metal fuse (5, 6, 7) is connected in series with each electrical load. The method comprises the steps of: monitoring the total current provided to the electrical loads (2, 3, 4), and in case the total current from the control circuit (1) during normal operation exceeds a nominal preset current limit, providing one of: a first electric pulse (15) to the loads (2, 3, 4) during a preset first time period at a current which is higher than the nominal preset current limit, and a second electric pulse (16) to the loads (2, 3, 4) during a preset second time period, wherein the current in the second electric pulse (16) is higher than the current in the first electric pulse (15) and wherein the second time period is shorter than the first time period.
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