China 12VDC 4A 4 Channel CCTV Power Supply with Battery Backup 12VDC4A4P/B,12VDC 4A 4 Channel CCTV Power Supply w...
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Description:
12VDC4A4P/B: 12VDC 4Amp 4 Channel CCTV Power Supply with Battery Backup
The CCTV power supply is primarily designed for WUF-GV, PTZ and camera of CCTV system. It’s also used for access,
building/house control, intrude alarm and other light-current. It is for desktop or wall-mounted installation.
Features:
Soft starting current, effectively reduce the impact of AC input, independent short-circuit protection
and surge protection, resume automatically after clearing of fault, EMI filter, minimum ripple, 100%
load test, quality guarantee, high efficiency, low T-rise, continuous duty
12 Volt DC 4Amp switch mode power supply
4 individually PTC auto-reset fuses protected outputs with LED
Backup battery: 12V 7AH
Charging Current: 350mA
Switch mode power supply (regulated voltage)
Integral surge protection
Individual LED power indication
Individual PTC reset-able fuses
Internal On/off safety power switch with LED indicator
Beige metal housing
Technical specifications:
|
Model |
12VDC4A4P/B |
|
|
Power |
48W |
|
|
Metal Case Dimension |
24.5×20.8×8.7cm |
|
|
Net Weight |
1.95kgs |
|
|
Input |
Input Voltage |
88-264VAC |
|
Input Voltage Frequency |
50Hz-60Hz |
|
|
Average Input Current |
100Vac≤1.6A |
|
|
Efficiency |
≥80% |
|
|
Output
|
Output Voltage |
12VDC±5% |
|
Output Current |
4A |
|
|
Output Ripple Noise(Vp-p) |
110mVp-p@25℃/ Rated input voltage & Rated output load |
|
|
Reply Time of Starting up |
≤3S Input 100Vac, Rated output load |
|
|
Fuse |
Type /Rating |
PTC 1.6A/60V |
|
Protection |
Over Current Protection |
Over current point 10-11A |
|
Short-circuit Protection |
When short-circuit occurs, the individual PTC fuse will break the circuit. When the fault is cleared, it will switch back to normal automatically. |
|
|
Charge |
The power supply will automatically switch to storage battery if there is outage. |
|
|
Circumstances |
Working Temperature |
0℃-+50℃ |
|
Storage Temperature |
-20℃-+80℃ |
|
|
RH |
20%-90% |
|
|
Heat Release |
Natural heat dissipation |
|
|
Connection |
Input |
Three-pin socket |
|
Output |
4 channels output |
|
|
Dielectric Strength |
Input to output |
1500Vac/60S leakage current≤1.5mA |
|
Input to FG |
1500Vac/60S leakage current≤2.0mA |
|
|
FG to output |
500Vac/60S leakage current≤1.5mA |
|
|
Insulating strength |
Input to output |
≥20MΩ/500VDC@25℃ |
|
Leakage Current |
≤0.012mA @AC110V(220V)/25℃ |
|
|
RG |
≤0.011Ω@DC8V/25A/25℃ |
|
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