Emerson Liebert Xtreme Density Dokumentacja Strona 45

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XD Overhead Cooling Module—Liebert XDO
39
Figure 42 XDC high voltage connections—secondary disconnect switch
Figure 43 XDC heat rejection electrical connection points
Compressor Contactors
Compressor
Fuse Blocks
Relay
Electronic Hot Gas
Bypass Controllers
Transformer 3
Secondary
Disconnect Switch
Power Connection From
Primary Power Block
Power Block
Ground
Lug
Electrical handy box,
factory-installed with cover
HEAT REJECTION ELECTRICAL
CONNECTION POINTS
Field-supplied 24V. Class 1 wiring
to interlock heat rejection from pigtails:
70A and 71A - Compressor 1 circuit
70B and 71B - Compressor 2 circuit
70C and 71C - Dual Source relay (optional)
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