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The mains input busbars are part of the busbar kit, which can be ordered from Danfoss as an option. However, the installer may choose to fabricate the busbars locally, or use cables in place of busbars.
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AC voltage output to the motor. The motor output busbars are part of the busbar kit, which can be ordered from Danfoss as an option. However, the installer may choose to fabricate the busbars locally, or use cables in place of busbars.
[OK]. (This action changes the default settings for several basic parameters). Danfoss has a software program available for developing, storing, and transferring drive system programming. The Press [Quick Menu] on the LCP. MCT 10 Set-up Software allows the installer or operator to...
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Internal fault. Contact the Danfoss supplier or • Check for loose or missing wiring. Danfoss service department. It may be necessary to contact the Danfoss supplier or service department. Note the code number for further Table 6.7 Internal Fault Codes troubleshooting directions.
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ALARM 45, Earth fault 2 (except when starting or stopping), the drive system trips. Ground fault. ALARM 50, AMA calibration failed Troubleshooting Contact the Danfoss supplier or Danfoss service • Check for proper grounding and loose department. connections. ALARM 51, AMA check U and I •...
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ALARM 70, Illegal FC configuration measurement from feedback device. The control card and the power card are incompatible. To check compatibility, contact a Danfoss supplier with the Troubleshooting • type code of the drive system from its nameplate and the Check the settings for warning/alarm/disabling in part numbers of the cards.
Avoid electrical or fire hazards by protecting the drive system against short circuits. To protect service personnel and equipment against an internal failure in the unit, Danfoss recommends using the fuses described in chapter 7.3.2 Fuse Selection. The drive system provides full short-circuit protection against a short circuit on the motor output.
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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.
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