Danfoss MCB 106 Installation guide

Installation Instructions

VLT® 24 V DC Supply MCB 106

VLT

Midi Drive FC 280

The instructions provide information about installing the VLT

24 V DC Supply MCB 106 on VLT® Midi Drive FC 280.

VLT

24 V DC Supply MCB 106 is a low voltage supply to the control card. The intended use case is to keep the eldbus communication of the control card active at all time during a mains power loss or power cycle. It does not enable full operation of the LCP (including the parameter settings)

without connection to mains. The specications of VLT DC Supply MCB 106 are described in Tab l e 1.1.

Input voltage

Reversed voltage input protection Yes

Output voltage 19.9

Output power Minimum 10 W

Input capacitance load

Power up delay <0.6 s

Tab le 1 . 1 V LT® 24 V DC Supply MCB 106 Specications

24 V DC

(Maximum 37 V in 10 s)

<110 uF

+15%

+0.6 V

24 V

2Cable

3Plug

Illustration 1.1 VLT® 24 V DC Supply MCB 106 Overview

24 V DC Supply MCB 106

VLT

NOTICE

VLT® 24 V DC Supply MCB 106 only supports CANopen®, PROFIBUS, PROFINET, and EtherNet/IP™ variant of VLT

Drive FC 280.

CANopen AUTOMATION international users and manufacturers group e. V. EtherNet/IP™ is a trademark of ODVA, Inc.

Only Danfoss authorized, qualied personnel is allowed to use this equipment. The personnel must be familiar with the instructions and safety measures described in the

VLT

is a registered trademark for CAN IN

Midi Drive FC 280 Operating Guide.

Midi

Installation Instructions

VLT

24 V DC Supply MCB 106

Midi Drive FC 280

VLT

Items Supplied

VLT® 24 V DC Supply MCB 106.

•

Plug (2 poles).

•

M3x6 screws (2).

•

Description Ordering number

24 V DC Supply MCB 106

VLT

Table 1.2 Ordering Numbers

132B0368

Tools Required

Torx 10 or slot screwdriver

•

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 o. Failure to wait the specied time after power has been removed before performing service or repair work can result in death or serious injury.

Stop the motor.

•

Disconnect AC mains and remote DC-link 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 specied in Ta b l e 1. 3 .

Before performing any service or repair work, use

•

an appropriate voltage measuring device to make sure that the capacitors are fully discharged.

Voltage [V]

200–240 0.37–3.7 (0.5–5) 4

380–480

Power range

[kW (hp)]

0.37–7.5 (0.5–10) 4

11–22 (15–30) 15

Minimum waiting time

(minutes)

Installation

1. Stop the motor and the frequency converter, and wait until the capacitors discharge completely. The discharge time is specied in Ta b l e 1. 3 .

Mount the VLT

bus decoupling kit (supplied with VLT

280).

Fasten with 2 M3x6 screws (supplied with VLT Drive FC 280).

4. Tighten the screws to 0.5–0.7 Nm (4.4–6.2 in-lb).

M3x6 screws supplied with VLT

2 Bus decoupling kit

Illustration 1.2 Mounting MCB 106 with Bus Decoupling Kit

24 V DC Supply MCB 106

VLT

Mount the VLT bus decoupling kit assembly on the frequency converter.

Fasten with 2 M3x6 screws (supplied with VLT DC Supply MCB 106).

7. Tighten the screws to 0.5–0.7 Nm (4.4–6.2 in-lb).

24 V DC Supply MCB 106 with the

Midi Drive FC

Midi Drive FC 280

24 V DC Supply MCB 106 and the

Midi

24 V

Table 1.3 Discharge Time

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