Installation; Installation Cautions; Installing The Power Supply Unit - Panasonic VL-V901 Series Installation And Operating Instructions Manual

4. Installation

4.1 Installation cautions

CAUTION
R Make sure you turn off the power at the breaker before performing any wiring work.
R Always connect AC or DC cables to the appropriate connection terminals. Incorrectly connecting the AC or DC
cables may damage the power supply unit.
R To prevent the power cables from disconnecting and to prevent electric shock, secure the power cables using the
cable binders (accessory) and attach the cable covers.
R If the wiring is outdoors, use a protection tube or a surge protector.
R If the wiring is underground, use a protection tube and do not make any connections underground.
R Install the product securely adhering to the instructions in this document to prevent it from falling off the wall. Avoid
installing onto low-strength walls, such as gypsum board, ALC (autoclaved lightweight concrete), concrete block,
or veneer (less than 18 mm thick) walls.

4.2 Installing the Power Supply Unit

The following 2 methods can be used for installation.
– mounting on a DIN rail
– attaching directly to a wall
About the installation location
R The device must be installed inside an electrical panel or cabinet.
R A readily accessible disconnect device shall be incorporated external to the equipment.
– The external disconnect device must be certified, and have a creepage and clearance distance of 3 mm or
more.
Connecting the power cables (AC and DC cables)
Connect the power supply unit (accessory) and AC and DC cables (user supplied).
1. Strip the AC and DC cables as follows:
AC cable
45 mm
7 mm
2. Remove the screws (A) and then remove the cable covers (B).
22
DC cable
25 mm
7 mm
B
A