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Application filed by Telekom Res & Dev Sdn BhdfiledCriticalTelekom Res & Dev Sdn Bhd
Priority to MYPI20064797priorityCriticalpatent/MY149363A/en
Publication of MY149363ApublicationCriticalpatent/MY149363A/en
THE DISCLOSED INVENTION RELATES TO AN ELECTRICAL SURGE PROTECTOR FOR TELECOMMUNICATIONS EQUIPMENT. THE PROTECTOR INCLUDES A FIRST SURGE PROTECTION DEVICE (2) WHICH IS OPERABLE ABOVE A FIRST VOLTAGE THRESHOLD AND WHICH IS COUPLED TO A PAIR OF SIGNAL LINE INPUTS (3, 4) AND TO AN EARTH CONNECTION (6). THE PROTECTOR ALSO INCLUDES A SECOND SURGE PROTECTION DEVICE (7) WHICH IS OPERABLE ABOVE A SECOND VOLTAGE THRESHOLD AND WHICH IS COUPLED TO THE FIRST SURGE PROTECTION DEVICE BY WAY OF A PAIR OF RESISTIVE DEVICES (9). THE SECOND SURGE PROTECTION DEVICE IS ALSO COUPLED TO THE EARTH CONNECTION. THE SURGE PROTECTOR OFFERS MINIMAL LET-THROUGH VOLTAGE WITH HIGH CURRENT AND ENERGY HANDLING CAPABILITIES AND IS PARTICULARLY SUITED FOR PROTECTING TELECOMMUNICATIONS EQUIPMENT AGAINST MASSIVE SURGES RESULTING FROM NEARBY LIGHTING STRIKES AS WELL AS TRANSIENT SWITCHING, POWER CONTACT (POWER CROSS) AND THE LIKE.