Manual Part 5

ACCU -01
1 Product Overview
The A CCU distributes primary power to the PSUs. There is only one ACCU in
the cabinet, depending on the type of incoming power.
1.1 Main Functions
The ACCU has the following functions:
• Terminates incoming AC mains cables
• Disconnects incoming AC mains power
• Filters ElectroMagnetic Compa tibility (EMC)
2 Dimensions
The physical characteristics of the ACCU are show n in the ta ble below.
Table 1 ACCU Size and Weight
Height Width Depth Weight
293.5 mm 141 mm 60 mm 5 kg
3 Function Description
The ACCU consists of a unit containing:
• A terminal block for incoming AC cables
• An eight-pole mains switch (disconnecting device)
• A EMC filter
• Four connection points for cables to the PSUs
4 Interf aces
The ACCU interfaces are shown in the figure below.
3 (6)
EN/LZT 720 0229 Uen R2A