3 Installation
3.1 Safety Instructions
WARNING
DISCHARGE TIME
The drive contains DC-link capacitors, which can remain charged even when the drive is not powered. High voltage can be
present even when the warning indicator lights are off.
Failure to wait the specified time after power has been removed before performing service or repair work could result in death
or serious injury.
-
Stop the motor.
-
Disconnect AC mains, permanent magnet type motors, and remote DC-link supplies, including battery back-ups, UPS, and
DC-link connections to other drives.
-
Wait for the capacitors to discharge fully before performing any service or repair work. The discharge time is specified in the
drive operating guides.
-
Use a measuring device to make sure that there is no voltage, before opening the drive or performing any work on the
cables.
WARNING
BEFORE INSTALLATION/REPAIR
The operator or electrical installer is responsible for compliance with all applicable national and local safety regulations. Not
following national and local regulations may lead to personal injury.
-
Disconnect all electric power, including remote disconnects, and discharge all motor start/run capacitors before servicing.
-
To ensure that the power cannot be inadvertently energized, follow proper lock-out/tag-out procedures.
For more safety information, see
and the relevant drive operating guide. Also, always observe the instructions provided by the
motor manufacturer.
3.2 Mounting the Option in Enclosure Sizes A2, A3, and B3
Context:
The installation procedure depends on the enclosure size of the drive. This procedure is for installation in enclosure sizes A2, A3, and
B3.
Installation
Installation Guide | VLT® Programmable I/O MCB 115
AN295938195323en-000101 / 130R0655
8 | Danfoss A/S © 2020.01
Summary of Contents for VLT MCB 115
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