Siemens SPCK421 Especificaciones Pagina 271

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Appendix
21
Calculating the battery power requirements
271
Siemens AB
A6V10276959
Security Products
18.11.2011
Time (hours)
Battery size = 7 Ah or 17 Ah depending upon SPC enclosure chosen
Time = 12 / 30 h depending upon Security grade
Icont = Quiescent current (in A) for the SPC controller
Ibell = Quiescent current (in A) for the attached external and internal bells
Imax = the maximum current that can be drawn from the controller external Aux
output
Amount of current from Aux output using a 7 Ah battery
(SPC422x/522x)
COMMS
NONE
PSTN
GSM
PSTN+GSM
Standby time
12 h
356 mA
331 mA
226 mA
201 mA
30 h
58 mA
33 mA
N / A
N / A
Amount of current from Aux output using a 17 Ah battery (SPC523x)
COMMS
NONE
PSTN
GSM
PSTN+GSM
Standby time
12 h
750 mA
750 mA
750 mA
750 mA
30 h
342 mA
317 mA
212 mA
187 mA
Amount of current from Aux output using a 7 Ah battery
(SPC432x/532x)
COMMS
NONE
PSTN
GSM
PSTN+GSM
Standby time
12 h
326 mA
301 mA
196 mA
171 mA
30 h
28 mA
N / A
N / A
N / A
Amount of current from Aux output using a 17 Ah battery
(SPC533x/633x)
COMMS
NONE
PSTN
GSM
PSTN+GSM
Standby time
12 h
750 mA
750 mA
750 mA
750 mA
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