AS 4730.1:2018 pdf free.Mining—Winding equipment Part 1: Winder control systems. 3.1 Requirements 3.1.1 Essential safety requirements 3.1.1.1 Fault, failure and abnormal condition detection The winder control system shall be designed to detect faults, failures and abnormal conditions that may adversely affect winder operation. 3.1.1.2 Speed and distance protection limits Winder control system limits shall be defined for travel, speed, and...