E3C011 Battery Charging Module - Siemens FC700A Hardware Description

7

E3C011 Battery charging module

7.1 Overview
7.2 Application
7.3 Key data
Siemens Building Technologies
Fire & Security Products
For the charging and monitoring of the 24V emergency power battery
I-Bus module with processor
Designed for the AC/DC converter B2F020
Temperature compensation via external temperature sensor
Choice of functions (via maintenance PC)
emergency power available
–
battery available
–
– charging
presence monitoring
–
symmetry monitoring
–
– automatic battery load test
fault signal delay upon mains failure
–
Card format 100mm x 200mm
As battery charger control unit
–
For auxiliary batteries
–
Input voltage
Battery
Charging characteristics
Charging current
Battery monitoring
Symmetry monitoring
Battery test
EMI-protected battery line
Low discharge protection
Quiescent current
Terminal block X17 (20 terminals)
- mounted on module chassis
- for the connection of the prefabricated cable for
battery, temperature sensor and power unit
Battery terminals (+, -, Centre tap)
Card chassis
- mounted on module chassis
yes/no
yes/no
yes/no
yes/no
yes/no
yes/no
1...30 min.
29.6V ±2% (B2F020)
DC
2 x 12V / 6...27Ah, lead battery
(full battery recharging up to 80% within 24h)
Can be adjusted to 16 makes of battery using programming switch "S2"
max: 1.7A (current limitation)
Battery presence test every 55sec
Asymmetry >1V = Fault
Automatic battery load test
(3A for 10sec once every 23h),
Can also be activated manually via B3Q700
no
Battery operation switches off when voltage is 21.0V
20mA when on emergency power operation
40mA when on mains operation without battery charging
Temperature sensor
E3C011 Battery charging module
factory setting:
yes
yes
yes
yes
yes
yes
E3C011
007831_a_en_--.doc
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03.2004