Parallel System and LBS System Installation
45
Liebert
®
APM
™
Figure 31 Connection of typical dual bus system of two parallel systems
Figure 32 Connection of typical dual bus system of two single UPS’s without redundant LBS cable
Figure 33 Connection of typical dual bus system of two single UPS’s with redundant LBS cable
UPS 1
Bypass Module
LBS Cable
UPS 3
UPS 4
J1
J2
J3
J1
J2
J3
J1
J2
J3
J1
J2
J3
Bypass Module
Bypass Module
Bypass Module
UPS 2
LBS Cable
UPS 1
Bypass Module
LBS Cable
J1
J2
J3
J1
J2
J3
Bypass Module
UPS 2
UPS 1
Bypass Module
LBS Cable
J1
J2
J3
J1
J2
J3
Bypass Module
UPS 2
LBS Cable