Danfoss VLT Micro Drive FC 51 Operating Instructions

1-00 Configuration Mode
Range: Function:
[] Choose [3] Process Closed Loop
3-02 Min. Reference
Range: Function:
[-4999 - 4999] Sets limits for set-point and feedback.
3-03 Max. Reference
Range: Function:
[-4999 - 4999] Sets limits for set-point and feedback.
3-10 Preset Reference
Range: Function:
[-100.00 - 100.00] Preset [0] works as set-point.
4-12 Motor Speed Low Limit
Range: Function:
[0.0 - 400 Hz] Lowest possible output frequency.
4-14 Motor Speed High Limit
Range: Function:
[0.0 - 400.00 Hz] Highest possible output frequency.
NB!
Default 65 Hz should normally be reduced to 50 - 55 Hz.
6-22 Terminal 60 Low Current
Range: Function:
[0.00 - 19.99 mA] Normally set to 0 or 4 mA.
6-23 Terminal 60 High Current
Range: Function:
[0.01 - 20.00 mA] Normally (default) set to 20 mA.
6-24 Terminal 60 Low Feedback Value
Range: Function:
[-4999 - 4999] Value corresponding to P. 6-22 setting.
4. Programming VLT Micro Drive FC 51 Operating Instructions
20 MG.02.A2.02 - VLT
®
is a registered Danfoss trademark
4

Danfoss VLT Micro Drive FC 51 Specifications

General

Enclosure	IP20
Output Voltage	0-100% of supply voltage
Altitude	Up to 1000 m without derating
Power Range	0.18-22 kW
Control Method	V/f
Communication	Modbus RTU
Protection Features	Over-voltage, under-voltage, over-current, over-temperature
Ambient Temperature	-10°C to 50°C
Storage Temperature	-25°C to 65°C
Relative Humidity	5-95% (non-condensing)
Input Voltage	200-240 V, 380-480 V
Braking Function	Integrated braking chopper (optional)