Bosch PRAESENSA - Technical Data

126 en | Multifunction power supply, large | PRA-MPS3 PRAESENSA
2019.11 | V1.00 | Installation manual Bosch Security Systems B.V.
11.7 Technical data
Electrical
Power transfer
Mains power supply input
Input voltage range
Input voltage tolerance
Frequency range
Inrush current
Power factor (PF)
Leakage current to safety ground
115 to 240VRMS
102 to 264VRMS
50 to 60Hz
<20A
0.9 to 1.0
<0.75 mA (120V),
<1.5 mA (240V)
Battery power supply input
Nominal DC input voltage
DC input voltage tolerance
Maximum current
Under-voltage protection
12.6V
9 to 15V
90A
<9V
Battery charger
Nominal charging current
Nominal float voltage
Float voltage control
Temperature sensor NTC
Charging temperature range
8.5A
13.5V
-21.9mV/°C
10kohm / β = 3984K
-15 to 50°C
48VDC outputs (1‑3)
Nominal DC output voltage
Maximum continuous current
Maximum peak current
48V
5.5A
7.0A
24VDC output
Nominal DC output voltage
Maximum continuous current
Maximum peak current
24V
0.7A
0.9A
Lifeline DC outputs (1‑3)
Nominal DC output voltage
Maximum continuous current
Maximum peak current
18V
0.7A
1.0A
Power over Ethernet (PoE 1‑2)
Nominal DC output voltage
Standard
Maximum PD load
48V
IEE802.3af (mode B)
12.95W
Power consumption
Mains powered
Active mode, all outputs loaded
Battery powered
Unloaded
<1000W
5.2W