Appendix 9 Lbs Communication Port Definition - MAKELSAN PM Series User Manual

PM SERIES
• In addition to the local EPO push button on the front panel of the UPS (that stops operation of
that module when pressed for more than 3 second), the UPS also supports a remote emergency
stop (REPO).
• A remote emergency stop switch (Dry contact signal and "normally open" - not provided) can
be installed in a remote location and connection through simple wires to the REPO connector.
• The remote switch can be connected to several UPS's in a parallel architecture allowing the
user to stops all units at once.
• Additionally, a second system (not provided) can be connected to the remote switch to
disconnect the main input and the secondary (bypass) input sources

Appendix 9 LBS communication port definition

Definition of port：
Connection between the UPS1's LBS1 port and UPS2's LBS2 port.
UPS1 LBS1(RJ45)
Pin 1/5
Pin 2/4
Pin 8
Available function of LBS
• The output power of two or more UPS in non-parallel system should be synchronized with
each other.
• The output phase of two or more UPS in non-parallel system should be synchronized with each
other.
CAUTION!
Two or more LBS cables must be used to form a ring when two or more LBS in
non-parallel system. And the cables must use horizontal line.
UDD-SD-125/ Release Date: 20.01.2015/Rev No: 0/Rev.
UPS2 LBS2(RJ45)
Pin 1/5
Pin 2/4
Pin 8
Date
Description
LBS_BPSIDE_BC
LBS_TRACE_BC
GND
:
65