Danfoss Drives: World-leading drive manufacturer | Danfoss
Instruction Manual for Danfoss models including: FC-280 VLT Midi Drive Fan Replacement, FC-280, VLT Midi Drive Fan Replacement, Midi Drive Fan Replacement, Drive Fan Replacement, Fan Replacement, Replacement
File Info : application/pdf, 4 Pages, 312.21KB
DocumentDocumentInstallation Instructions Fan Replacement VLT® Midi Drive FC 280 The instructions provide information about fan replacement in the VLT® Midi Drive FC 280. Only Danfoss authorized, qualified personnel is allowed to repair this equipment. The personnel must be familiar with the instructions and safety measures described in the VLT® Midi Drive FC 280 Service Guide. Items Supplied Items supplied depend on ordered code number and enclosure type of the frequency converter. Ordering Numbers Enclosure K1 K2 K3 K4 K5 Power range [kW (hp)] 0.372.2 (0.53.0) 3.05.5 (4.07.5) 7.5 (10) 1115 (1520) 18.522 (2530) Ordering number 132B0351 132B0352 132B0353 132B0371 132B0372 Tools Required · Screwdrivers: - Flat-edged - T10 Tightening torques · 0.50.7 Nm (4.46.2 in-lb) 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. · 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 specified in Table 1.1. · Before performing any service or repair work, use an appropriate voltage measuring device to make sure that the capacitors are fully discharged. Voltage [V] 200240 380480 Power range [kW (hp)] 0.373.7 (0.55) 0.377.5 (0.510) 1122 (1530) Table 1.1 Discharge Time Minimum waiting time (minutes) 4 4 15 Danfoss A/S © 11/2015 All rights reserved. MI07D102 Installation Instructions Fan Replacement VLT® Midi Drive FC 280 Installation Enclosure Sizes K1, K2, and K4 1. Grab the center handle on the fan and use a flatedged screwdriver to release the retaining lever. NOTICE For VLT® Midi Drive FC 280, the fan cable has 3 wires. 3. Connect the new fan cable and click the new fan into place. Enclosure Size K3 1. Remove the M3x6 screw in the bottom right corner. Illustration 1.1 Removing Fan on Enclosure Sizes K1, K2, and K4 2. Unplug the fan cable. Illustration 1.3 Removing Fan Screw on Enclosure Size K3 2. Press the levers on each side of the fan and pull the fan outwards. Illustration 1.2 Fan Cable Plug. Plug Location Depends on Fan Type. Illustration 1.4 Pulling out Fan on Enclosure Size K3 2 Danfoss A/S © 11/2015 All rights reserved. MI07D102 Installation Instructions 3. Unplug the fan cable. Fan Replacement VLT® Midi Drive FC 280 2. Grab the center handle and pull the fan outwards. 3. Unplug the fan cable. Illustration 1.5 Fan Cable Plug. Plug Location Depends on Fan Type. NOTICE For VLT® Midi Drive FC 280, the fan cable has 3 wires. 4. Install the new fan in reverse order. Enclosure Size K5 1. Remove M4x50 screws in the bottom right and upper left corners. Illustration 1.7 Fan Cable Plug. Plug Location Depends on Fan Type. NOTICE For VLT® Midi Drive FC 280, the fan cable has 3 wires. 4. Install the new fan in reverse order. Illustration 1.6 Removing Fan Screws on Enclosure Size K5 MI07D102 Danfoss A/S © 11/2015 All rights reserved. 3 Danfoss can accept no responsibility for possible errors in catalogues, brochures and other printed material. Danfoss reserves the right to alter its products without notice. This also applies to products already on order provided that such alterations can be made without subsequential changes being necessary in specifications already agreed. All trademarks in this material are property of the respective companies. Danfoss and the Danfoss logotype are trademarks of Danfoss A/S. All rights reserved. Danfoss A/S Ulsnaes 1 DK-6300 Graasten vlt-drives.danfoss.com 132R0159 MI07D102 *MI07D102* 11/2015