Product Details

Baumuller 3.1613C is a dedicated power supply board and drive power PCB built for legacy Baumuller modular servo drive platforms. This power supply board converts the input AC or DC auxiliary voltage into multiple stable DC rail voltages to power all internal circuit modules of the servo drive. The drive power PCB integrates rectifier circuits, filter capacitors, voltage regulators and overvoltage monitoring loops to supply clean power for the main control board, gate drive board, encoder interface and communication boards. It features soft-start logic to limit inrush current during power-up and continuous voltage supervision for each output channel. The multi-layer FR4 circuit board is conformal coated to protect components and traces against dust, moisture and corrosive vapors inside industrial control cabinets. As an obsolete and hard-to-source discontinued spare, it serves as a direct drop-in replacement to restore all internal power rails and normal startup function for ageing Baumuller servo drives.

Basic Parameters

Brand: Baumuller

Model: 3.1613C

Product Type: Multi-channel auxiliary power supply board, drive power PCB card

Main Function: Auxiliary power rectification, multi-rail DC voltage regulation, inrush current limiting, output voltage monitoring, power fault detection

Interfaces: Input power terminal block, internal backplane power connector, power ready and fault LED indicators

PCB Treatment: Conformal coated multi-layer circuit board, UL 94V-0 flame retardant

Mounting: Internal plug-in installation inside compatible Baumuller servo drive housing

Auxiliary Supply: AC / DC auxiliary input

Net Weight: Approximately 260 g

Condition: Original discontinued industrial spare

Supported Functions

This power supply board provides reliable multi-voltage power for the whole servo drive system. The drive power PCB generates isolated regulated supplies for logic circuits, encoder interfaces and gate drive circuits, and continuously checks each output rail for undervoltage and overvoltage. It sends a power-ok signal to the main control board once all voltages stabilize; if any rail drops out, it triggers an immediate power fault lockout. It works cooperatively with the main control board, power module and signal interface boards to guarantee stable operation of the complete servo system. If this power source card fails, the drive cannot boot properly, will lose internal power supplies and report power supply failure alarms.

Core Functions

The core function of this power supply board is to act as the central auxiliary power source for the servo drive. It converts raw input power into the various regulated DC voltages required by every onboard module. Built-in monitoring and soft-start circuits reduce surge damage and prevent unstable power from damaging sensitive control hardware. This drive power PCB is an essential spare to rebuild the power infrastructure of legacy motion machinery and ensure consistent power delivery to all drive sub-assemblies.

Hardware Specifications & Environmental Features

Operating Temperature: 0°C ~ +60°C

Storage Temperature: -20°C ~ +75°C

Relative Humidity: 5%–95%, non-condensing

Housing: Bare coated PCB with power input terminals

Protection: Overvoltage protection, undervoltage alarm, inrush current limiting, short-circuit protection, IP20

Anti-interference: Isolated power domains and EMI filtering circuits to suppress electromagnetic noise inside cabinets

Compatibility: Suitable for legacy Baumuller modular servo drive units

Industry Applications: Applied in legacy petrochemical distributed control, old paper making production automation, material handling conveyor lines, packaging and textile machinery, water treatment remote signal collection and large conveyor remote I/O control racks.

Note: Confirm 800 series backplane compatibility, pulse signal type, counting mode and preset logic before ordering.

This is from our current stock.

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