Accessory Device insert for the operation of up to 3 ATLC/NG 670-0 or other Siedle system components in an IT security cabinet system (482.6 mm / 19') that meets the protection requirements in accordance with EN 62368-1. Space requirement (height): 133.35 mm / 5.25' / 3 height units (HE). Delivered pre-assembled and ready for use when equipped, including connected power cable. Scope of delivery . Pre-assembled device insert ZGE 603-0 fully equipped (3 x ATLC/NG 670-0). Two-pole connection cable with contour plug/profile plug (CEE 7/17) for the power supply, connected and ready for use