The ZBF-12V-4A-17Ah buffer power supply with rechargeable battery has the following advantages:

1. Provides sufficient electrical power for the entire access control system;

2. Ensures reliable operation of the access control system during short-term power outages of 230/380 V.

It is important to know that in the event of a power outage:

• a normally closed electric lock (NC) can only be opened with a key;

• normally open electric lock (NO) – will open, that is, the front door will be open.

It is important for the property owner to ensure safe operation and round-the-clock access for guests to the rented premises!