Siemens SINUMERIK 840Di - Page 92

06.03
2.11 Uninterruptible power supply (UPS)
2-92
 Siemens AG, 2003. All rights reserved
SINUMERIK 840Di Manual (HBI) – 06.03 Edition
2.11.2 SITOP POWER storage battery module 24VDC/10A/3.2AH
Fig. 2-28 View: SITOP POWER lead-acid battery module
Designation Order No. (MLFB)
SITOP POWER storage battery module
24VDC/10A/3.2AH
6EP1 935-6MD11
The SITOP POWER LEAD-ACID MODULE 24VDC/10A/3.2AH provides the
following features:
S It has two maintenance-free, closed lead-acid batteries from the same lot,
which are installed in a holder and connected in series
S Complete with battery retainer and terminals
S Low self-discharge rate of approx. 3% per month (at +20°C)
S Short circuit protection (battery fuse 15A/32V)
S Class of protection (IEC 536; VDE 1006 T1) Class III
S Degree of protection (EN 60 529; VDE 0470 T1) IP 00
Order number
Features
2 Hardware Descri
p
tions