Always keep the operating guide with the drive. More approvals and certifications are available. Contact the local Danfoss office or partner. Drives of voltage T7 (525– ® 690 V) are UL certified for only 525–690 V.
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5.8.7 Wiring Safe Torque Off (STO) network topology, and it contains the following features: • Either Danfoss FC or Modbus RTU communication The Safe Torque Off (STO) function is a component in a protocol, which are internal to the drive, can be safety control system.
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ALARM 33, Inrush fault • Check for loose or missing wiring. Too many power-ups have occurred within a short time It may be necessary to contact the Danfoss supplier or period. service department. Note the code number for further Troubleshooting troubleshooting directions.
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• 24 V. torque off. • 5 V. 5376–65535 Internal fault. Contact the Danfoss supplier or • Danfoss Service Department. ±18 V. ® When powered with VLT 24 V DC Supply MCB 107, only Table 8.4 Internal Fault Codes...
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If the output frequency reaches the value set in ALARM 50, AMA calibration failed parameter 4-19 Max Output Frequency, the drive issues a Contact the Danfoss supplier or Danfoss Service warning. The warning ceases when the output drops Department. below the maximum limit. If the drive is unable to limit the frequency, it trips and issues an alarm.
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4-34 Tracking Error Function. The control card and power card are incompatible. To • check compatibility, contact the Danfoss supplier with the Investigate the mechanics around the load and type code from the unit nameplate and the part numbers motor.
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If the switching frequency is higher than the default setting, the power losses can increase. LCP and typical control card power consumptions are included. For power loss data according to EN 50598-2, refer to drives.danfoss.com/knowledge-center/energy- efficiency-directive/#/. Options and customer load can add up to 30 W to the losses, though usually a fully loaded control card and options for slots A and B each add only 4 W.
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If the switching frequency is higher than the default setting, the power losses can increase. LCP and typical control card power consumptions are included. For power loss data according to EN 50598-2, refer to drives.danfoss.com/knowledge-center/energy- efficiency-directive/#/. Options and customer load can add up to 30 W to the losses, though usually a fully loaded control card and options for slots A and B each add only 4 W.
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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.