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134U9169 Danfoss

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Internal Product Review

The 134U9169 is a Danfoss VLT FCD 302 decentralized drive built for distributed motor control on 380-480 VAC three-phase systems. Profinet communication and a standard black IP66/NEMA4X enclosure make this unit especially appealing for networked installations in demanding plant environments. Brake chopper with mechanical brake support and a 24VDC back-up input add strong functional value for controlled stopping and control continuity.

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Product Description:

The 134U9169 decentralized inverter is manufactured by Danfoss for the VLT FCD 302 Decentral Drives series. Mounted close to the motor, this compact unit converts line power into a variable-frequency output, allowing the speed of a conveyor, fan, or pump to be adjusted without a cabinet-mounted drive. Control electronics and fieldbus connectivity are integrated into the housing, reducing long wiring runs between the drive and motor. This arrangement supports distributed automation zones in processing plants where equipment must be installed near individual driven loads.

The drive accepts a three-phase input of 380–480 VAC and delivers 0.75 kW of continuous output power. Its A option provides Profinet communication for cyclic setpoint and status exchange without an external gateway. The standard black enclosure has an IP66/NEMA 4X rating, protecting the internal electronics against dust, water jets, and corrosive conditions. The unit uses a complete small stand-alone hardware configuration with metric threads. It is supplied without a mains plug or motor plug, allowing suitable regional connectors to be fitted for the application. The compact chassis can be mounted directly near machinery while keeping the power conversion and communication components within a sealed housing.

The integrated brake chopper and mechanical brake manage two separate operating needs. The brake chopper handles regenerative energy during deceleration, while the mechanical brake holds the motor shaft when power is removed. A 24 VDC backup input keeps the control electronics active when the main line supply is unavailable. Conducted emissions are reduced by an RFI Class A1/C2 filter. Field devices connect through a direct-mount interface with six M12 connectors, providing local connection points for sensors and related equipment. Flat mounting brackets support attachment to the machine structure, and a service switch on the motor side provides local electrical isolation. A display connector is also included for connection to a compatible operating interface.

A Option
Profinet
B Option
No B option
Brackets
Flat brackets
Brake
Brake chop. + mech. brake
D Option
24VDC back-up input
Display
With display connector
Enclosure
Standard Black IP66/NEMA4X
Hardware Configuration
Compl. small stand alone
Horse Power
1.0 HP
Mains Plug
No mains plug
Mains Voltage
380-480VAC (Three phased)
Motor Plug
No Motor Plug
Power Rating
0.75 kW
Product Group
VLT Decentral Drive FCD
Reserved
Reserved
Reserved for SW
Reserved for SW
RFI Filter
RFI Class A1/C2
Sensor Plug
Direct mount 6xM12
Switch Option
Service switch motor side
Threads
Metric threads
VLT Series
302

Frequently Asked Questions about 134U9169:

Q: What communication interface is available on the 134U9169 model?

A: The VLT FCD 302 134U9169 is equipped with a Profinet A option for network connectivity.

Q: What type of braking systems are included with the 134U9169 drive?

A: This unit includes both a brake chopper and a mechanical brake to support safe stopping operations.

Q: What is the enclosure rating of the 134U9169 VLT FCD 302 drive?

A: The 134U9169 features a standard black enclosure rated IP66/NEMA 4X, offering protection against dust and water.

Q: What is the accepted mains voltage for the 134U9169 VLT FCD 302?

A: This drive supports mains voltage input between 380 and 480 VAC in a three-phase configuration.

Q: What service switch configuration does the 134U9169 drive include?

A: A service switch is installed on the motor side of the 134U9169, providing convenient maintenance access.

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