Siemens Simatic RTU303xC Series Operating Instructions Manual page 354

Accessories
C.1 Battery module
Ordering data, drawings, technical specifications
Name
Battery module
Battery expansion
module
Figure C-3 Battery module. Front view (left), side view (center), housing with battery holder (right)
(The expansion module has the same design but different labeling.)
354
Article number Explanation
6NH3112-3BA00- Battery module
1XX2
Module for power supply to the RTU
Including battery holder for two batteries, with con-
necting cable and connector.
Suitable design for direct connection to the RTU or
an expansion module (see below) on the DIN rail
with a plug-in connection via the supplied connector.
6NH3112-3BA00- Expansion module
1XX6
Battery expansion module to supplement a battery
module
Including battery holder for two batteries, with con-
necting cable and connector.
Suitable design for direct connection to a battery
module on the DIN rail with a plug-in connection via
the supplied connector.
The battery expansion module can only be used in
conjunction with the battery module (see above). It
has the same mechanical design as the battery
module.
Operating Instructions, 06/2019, C79000-G8976-C382-06
RTU303xC