Reference Manual

Climate Unit for RBS 2106 Heat Exchanger Climate Unit
4 (8) EN/LZT 720 0311 R1A
4 Function Description
P008418B
Supply Air
Heat Exchanger RBS
CCU AC/DC
Transformer
Heater
Sub Racks
Return Air
Heat
Exchanger
Figure 1 Block diagram
The Heat Exchanger Climate Unit consists of the following units:
• Heat Exchanger
• Heater
• Climate Control Unit (CCU)
• AC/DC Converter
• Transformer
4.1 Heat Exchanger
The heat exchanger consists of a cross-flow heat exchanger and internal and
external air circuit fans.
Outside (ambient) air is forced through one side of the heat exchanger by DC-
powered fans. There it cools the inside air which circulates through the other
side of the heat exchanger.