PS 4248 POWER SUPPLY CERTIFIED EN 54-4
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VOICE ALARM EN54
PS 4248
POWER SUPPLY CERTIFIED EN 54-4
- 48 V batteries nominal voltage
- 4 main outputs to system's units
- 2 auxiliary outputs
- Battery circuit control
Features
- 48 V batteries nominal voltage
- 4 main outputs to system's units
- 2 auxiliary outputs
- Battery circuit control
- PC software configuration and monitoring
PS 4248 is a power supply unit suitable to get continuity power for EN 54-16 systems units like DXT 9000 and DXT 7000, and relevant complementary devices in case of mains power supply interruptions. It includes recharging and monitoring functions for the lead-acid batteries connected to it. It must be equipped with batteries with suitable capacity, dimensioned according to the system power absorption and to the evacuation requirements. According to EN 54-16 standard, it shall be installed into the same rack cabinet where there is the audio system with emergency purposes (or a system part) to which it is connected.
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Part number:
17100005
PS 4248
EAN 8024530015091
Specifications
General specifications
Power factor
0.94
Efficiency (during battery charging)
84%
Battery nominal voltage
48 V
Max. current from main outputs
4 x 15 A
Max. current from auxiliary outputs
2 x 2 A
Maximum capacity of connected batteries
200 Ah
Max. charging current
2 ÷ 8 A
Max. resistance of battery circuit
30 ÷ 100 mOhm
Battery disconnection threshold
40.8 V
Operating voltage
220-240 V~ 50Hz
Standard compliance
Safety agency
CE compliant
EN54-4 certified
Yes
CPR number
1438-CPR-0538
Physical specifications
Cabinet/Case Material
Metal
Color
Black
Rack mounting
19", 1U
Size / Weight
Height
43 mm / 1.69 inches
Width
483 mm / 19.02 inches
Depth
321 mm / 12.64 inches
Weight
4.7 kg / 10.36 lbs
Shipping information
Package Height
120 mm / 4.72 inches
Package Width
570 mm / 22.44 inches
Package Depth
400 mm / 15.75 inches
Package Weight
5.64 kg / 12.43 lbs
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