Danfoss VLT Midi Drive FC 280 Installation Instructions

Installation Instructions

Bus Decoupling Kit
®
VLT Midi Drive FC 280
The bus decoupling kit ensures mechanical fixation and
electrical screening of cables for the following control cassette
variants:
•
Control cassette with PROFIBUS.
•
Control cassette with PROFINET.
•
Control cassette with CANopen.
•
Control cassette with Ethernet.
Each bus decoupling kit contains 1 horizontal decoupling plate
and 1 vertical decoupling plate. Mounting the vertical
decoupling plate is optional. The vertical decoupling plate
provides better mechanical support for PROFINET and Ethernet
connectors and cables.

Items Supplied

Ordering Items supplied
number
132B0369 Bus decoupling kit, containing the following items:
•
Horizontal decoupling plate.
•
Vertical decoupling plate.
•
4 M3x6 screws.
Table 1.1 Items Supplied

Safety Instructions

WARNING
DISCHARGE TIME
The frequency converter contains DC-link capacitors, which
can remain charged even when the frequency converter is
not powered. High voltage can be present even when the
warning LED indicator lights are off. Failure to wait the
specified time after power has been removed before
performing service or repair work can result in death or
serious injury.
•
•
•
•
•
Voltage
[V]
200–240
380–480
Table 1.2 Discharge Time
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Stop the motor.
Disconnect AC mains and remote DC-link power
supplies, including battery back-ups, UPS, and DC-
link connections to other frequency converters.
Disconnect or lock PM motor.
Wait for the capacitors to discharge fully. The
minimum waiting time is specified in Table 1.2.
Before performing any service or repair work, use
an appropriate voltage measuring device to make
sure that the capacitors are fully discharged.
Power range
[kW (hp)]
0.37–3.7 (0.5–5)
0.37–7.5 (0.5–10)
11–22 (15–30)
Minimum waiting time
(minutes)
4
4
15
MI07E102