| Quantity | Unit price(USD) |
|---|---|
| 1 - 99 | $9.80 |
| 100 - 499 | $8.80 |
| 500 - 999 | $7.80 |
| 1000 - 1100 | $6.80 |
| Submit a large order inquiry | |
12V 5A Switching Power Supply for Access Control
The power supply is applied to access control devices and building intercom device and also for video access control.
Especially suitable for different kinds of electric lock.
Through the standalone access controller control output or other switch signal to control electric lock. So that can
decrease electric lock induced reverse current to interfere access controller, and increase safety and stability.
It can be connected to different normal open or normal close electric locks.
Built-in time delay circuit that can set unlock time, set exit button input that can control unlock electric lock.
Built-in protective circuit, when external circuit occurs short circuit or overheating,
it will automatically disconnect voltage output. After 3 minutes of troubleshooting,
it can normally work when power on. With output voltage protection function, does not cause damage to other devices.
| AC Input Voltage | AC 100~240V 50Hz/60Hz |
| Output Voltage | DC12V |
| Momentary Current | 5A |
| Persistent Current | 2A |
| Operating Temperature | -20℃ ~ 60℃ |
| Operating Humidity | ≤90%RH |
| Time | 0~15S |
| Size | 85 x 65 x 27mm |
| Weight | 0.14kg |
| Battery | NO |
The input interface
| L | Live wire |
| N | Null wire |
Note: this interface for AC 100~240V input interface, when operating, please power off the input power, to ensure safety under the condition of wiring again!
Common fault and solution
| Description | Analysis | Solution |
| Without voltage output | No AC voltage input | Plug in AC 100V~240V power |
| External device short circuit | Cut off all external devices,after 3 minutes to measure output voltage | |
| The power supply is damaged | Contact supplier to repair | |
| Lock does not lock | Wrong wiring | Please refer to wiring diagram, and connect again |
| Power supply connect lock without voltage output | Refer to the above fault to check the problem | |
| The exit button line was wrong connected or short circuit | Remove the exit button wiring and observe the lock status | |
| If use electric lock, please check the lock plate | Match the lock with lock-plate,then the lock will loc |
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