System information

GRAVITAS SABRE SERIES
INSTALLATION &OPERATING MANUAL
Manual No. SABRE-4 Page 44 11/27/07 sabre-man
4.2.3 Communication Interface module Installation
When installing the Communication Interface Module to a working plant proceed as follows referring to Figure 27.
It is essential to shut down the system.
A. Remove the dummy plate where the Communication Interface Module will be inserted.
B. Loosen the retaining screw.
C. Connect the cable to the communication board.
D. Insert the Communication Interface Module into the shelf.
E. Secure the module to the shelf with the retaining screw.
4.2.4 Communication Interface module Removal
Referring to Figure 27.
It is essential to shut down the system.
A. Loosen the retaining screw.
B. Remove the Communication Interface Module from the shelf.
C. Insert a dummy plate to avoid exposure to hazardous voltages.
Figure 27 Installing and remove the communication interface module
4.2.5 STS Module Installation
When installing STS module to a working plant, proceed as follows.
There is no need to power down the system when an MBS Module is also installed.
A. WA RN IN G : Ensure that the Maintenance Bypass Switch is set to the MBP or the IBP position (as determined by
mains and inverter output status position) otherwise it will damage the STS module frame due to the mechanical
Retaining Screw
Connect the cable to the connector