NETYS RT 5 - 7 - 9 - 11 kVA - 551570A - SOCOMEC
80
EN
Under the cover plate, there is a manual bypass detector (see
Figure 10-
15
) that will be automatically activated to send the UPS a message to
transfer to bypass mode once the cover plate is removed.
MANUAL BYPASS SWITCH
TO UPS OUTPUT
L
N
TO UPS INPUT
L
N
TO UPS PARALLEL TO UPS PARALLEL
INPUT
OUTPUT
O
U
TP
U
T
SO
CK
ET
-2
2
0A
M
AX.
PER
O
UT
LE
T
O
U
TP
U
T
SO
CK
ET
-1
10
A
M
AX
. P
ER
OU
TL
ET
O
U
TP
U
T
BR
EAKE
R
-2
25
0V
A
C
2
5A
OU
TP
UT
B
RE
AKER
-1
25
0V
A
C
2
0A
Manual Bypass Detector
(Figure 10-15)
3
After you confirm that the UPS is running in bypass mode, switch the Bypass’
MANUAL BYPASS SWITCH to the BYPASS position (see
Figure 10-16
). Now, the
connected loads are being powered by the utility power.
MANUAL BYPASS SWITCH
TO UPS OUTPUT
L
N
TO UPS INPUT
L
N
TO UPS PARALLEL TO UPS PARALLEL
INPUT
OUTPUT
O
UTP
UT
S
O
CKET-
2
2
0A
M
AX. PE
R
O
UT
LE
T
OUTPUT S
O
CKE
T-1
10A MAX.
PE
R
O
UTLET
OUTPUT BREAKE
R-2
250V
A
C
25
A
OUTPUT
B
REAKER-1
250V
A
C
20
A
NORMAL
By
pass
NORMAL
By
pass
BYPASS Position
(Figure 10-16)
If there is a power interruption while the MBP is in the bypass mode, the
connected loads won’t be protected.
4
Turn off the UPS’s INPUT BREAKER.
5
Turn off the circuit breaker on each connected external battery pack.
6
Disconnect the battery cables from the UPS and the external battery pack(s).
7
Disconnect the power cables from the ‘TO UPS INPUT’ and ‘TO UPS
OUTPUT’ terminals on the Manual Bypass.
8
Disconnect all of the communication cables from the rear panel of the UPS.
9
Now, remove the UPS and the external battery pack(s) and perform
maintenance.
10
Once the maintenance is completed, re-install the UPS and the external battery
pack(s).
11
Reconnect all of the battery cables, power cables and communication cables.
12
Turn on the circuit breaker on each connected external battery pack.
13
Turn on the UPS’s INPUT BREAKER.
14
Turn on the Manual Bypass’ UPS OUTPUT BREAKER.
