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12VDC25A18P/B: 12VDC 25Amp 18 Channel Battery Back-up CCTV Power Supply
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:
Technical specifications:
|
Model |
12VDC25A18P/B |
|
|
Power |
300W |
|
|
Metal Case Dimension |
37.7×33.2×8.2cm |
|
|
Net Weight |
4.26kgs |
|
|
Input |
Input Voltage |
110/220VAC |
|
Input Voltage Frequency |
50Hz-60Hz |
|
|
Output
|
Output Voltage |
12VDC±5% |
|
Output Current |
25A.18 channels for 18 sets load |
|
|
Output Ripple Noise(Vp-p) |
80mVp-p@25℃/ Rated input voltage & Rated output load |
|
|
Reply Time of Starting up |
≤3S Input 100Vac, Rated output load |
|
|
Fuse |
Type /Rating |
PTC 1.85A/60V |
|
Protection |
Over voltage protection |
When over voltage occurs, it will be switch to self-protection status to protect the load. |
|
Over current protection |
When over current occurs, the corresponding channel output will automatically switch to self-protection status, and the other channels output work normally, when clearing of fault, then switch back to normal. |
|
|
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℃ |
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|
RH |
20%-90% |
|
|
Heat Release |
Natural heat dissipation |
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|
Connection |
Input |
Three-pin socket |
|
Output |
18 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 |
≤0.09mA @AC110V(220V)/25℃ |
|
|
RG |
≤0.005Ω@DC8V/25A/25℃ |
|