Danfoss VLT Micro Drive FC 51 Programming Guide

ALARM 91, Parameter value is not valid in this mode
Occurs
when trying to write an illegal value to a
parameter.
ALARM 92, Parameter value exceeds the min/max limits
Occurs when trying to set a value outside the range.
Parameter can only be changed when the motor is
stopped. Err. A wrong password was entered, occurs when
using a wrong password for changing a password-
protected parameter.
Troubleshooting
VLT
®
Micro Drive FC 51 Programming Guide
68 MG02C602 - VLT
®
is a registered Danfoss trademark
66
RSPSupply - 1-888-532-2706 - www.RSPSupply.com
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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)