Panasonic KX-TDA30 installation manual 2.2.6Backup Batteries Connection

2.2 Installation of the Hybrid IP-PBX

2.2.6Backup Batteries Connection

The backup batteries and Back-up Battery Cable provide backup power supply to allow full use of the Hybrid IP-PBX in the event of a power failure. In case of power failure, the backup batteries automatically maintain the power for the Hybrid IP-PBX without interruption.

Be sure to comply with applicable local regulations (e.g., law, guidelines).

1.Turn off the power switch of the Hybrid IP-PBX.

2.Connect the Back-up Battery Cable with 3 identical VRLA (Valve Regulated Lead Acid) batteries (12 V DC ⋅ 3).

	Battery Connector
	Back-up Battery Cable
Fuse
	Power Switch
Red	Black

Backup Batteries (12 V DC x 3)

•Turn on the power switch of the Hybrid IP-PBX only after the installation of the Hybrid IP- PBX is finished and AC power is turned on.

•For 1 backup battery, battery capacity of 28 Ah or below is recommended (otherwise, the backup battery may not be charged).

•Make sure that the type and capacity of the 3 backup batteries are identical.

•The Back-up Battery Cable should not be exposed to direct sunlight. Keep the Back-up Battery Cable and the backup batteries away from heating appliances and fire. Place the backup batteries in ventilated place.

•For details about the backup batteries, refer to the manual intended for the batteries.

CAUTION

•Make sure that the polarities of the backup batteries and wiring are correct.

•Make sure that you do not short the backup batteries or cables.

•There is a danger of explosion if backup batteries are incorrectly replaced. Replace only with the same or equivalent type recommended by the manufacturer. Dispose of used batteries according to the manufacturer’s instructions.

•Use the correct type of Back-up Battery Cable.

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Installation Manual