Figure 18 load on one system to continuous tie, Operating instructions 36, Legend: m – Liebert Series 610 User Manual
Page 40: Module ss, Static bypass switch, Tie closed to: continuous tied systems, From: one system in bypass mode tie open
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Operating Instructions
36
Figure 18 Load on one system to Continuous Tie
Figure 19 One system in bypass to both feeders combined on remaining operational system
See 4.2.11 - Tying the UPS Systems - Continuous
LEGEND: M
x
= Module
SS
x
= Static Bypass Switch
M
1
M
1
SS
1
SS
2
M
2
M
2
System 1
System 2
Load 1 Load 2
Tie
Tie Closed
TO:
Continuous Tied Systems
M
1
M
1
SS
1
SS
2
M
2
M
2
System 1
System 2
Load 1 Load 2
Tie
Tie Closed
FROM:
Combined Loads Operation
Momentary Tie
for transfer of
Load 2 to System 1
M
1
M
1
SS
1
SS
2
M
2
M
2
System 1
System 2
Load 1 Load 2
Tie
FROM:
One System in Bypass Mode
Tie Open
See 4.2.3 - Maintenance Procedures - Isolating Each
LEGEND: M
x
= Module
SS
x
= Static Bypass Switch
M
1
M
1
SS
1
SS
2
M
2
M
2
System 1
System 2
Load 1 Load 2
Tie
Tie Closed
TO:
Combined Loads Operation
Momentary Tie
for transfer of
Load 2 to
System 1