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VLT® Programmable I/O MCB 115
Installation Guide
3 Installation
3.1 Safety Instructions
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 o .
Failure to wait the speci ed 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 speci ed 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 ca-
bles.
BEFORE INSTALLATION/REPAIR
The operator or electrical installer is responsible for compliance with all applicable national and local safety regulations. Not fol-
lowing 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
the motor manufacturer.
3.2 Mounting the Option in Enclosure Sizes A2, A3, and B3
The installation procedure depends on the enclosure size of the drive. This procedure is for installation in enclosure sizes A2, A3, and
B3.
Procedure
1.
Remove the LCP, the terminal cover, and the LCP frame from the drive.
Fit the option into slot B.
2.
3.
Connect the control cables and relieve the cable. See
Remove the knockouts in the extended LCP frame (supplied).
4.
5.
Fix the extended LCP frame and terminal cover on the drive.
Fit the LCP or blind cover in the extended LCP frame.
6.
7.
Connect power to the drive.
Set up the input/output functions in the corresponding parameters.
8.
Danfoss A/S © 2020.08
W A R N I N G
W A R N I N G
2 Safety
and the relevant drive operating guide. Also, always observe the instructions provided by
3.4.1 Speci cations
for wiring details.
Installation
AN295938195323en-000201 / 130R0655 | 7
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