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Allen-Bradley 1606-XL60D 1606-XL Series Power Supply

The Allen-Bradley 1606-XL60D, also cataloged as the 1606-XL60D Switched-mode DIN-rail Power Supply, operates as a dedicated hardware component for AC to DC power conversion within 1606-XL Series architectures.

Hardware Specifications

Parameter Specification
Model 1606-XL60D
Brand Allen-Bradley
Origin USA
Weight 0.95 lbs (0.6 kg)
Dimensions 32 x 124 x 102 mm
Operating Temp -25 to +70 deg C (derating applies above +60 deg C)
Power Consumption Input: 85-264 V AC (47-63 Hz) or 90-150 V DC; Output: 60 W
Nominal Output Voltage 24 V DC
Output Current 2.5 A
Efficiency 88%
Hold-up Time >= 20 ms at full load (230 V AC input)
Ripple & Noise < 50 mVpp
Isolation Voltage 3 kV AC input to output
Protection Features Overload, short-circuit, over-temperature protection
Mounting Style DIN rail (EN 60715)

Industrial Control & Drive Integration

The 1606-XL60D provides electrical power synchronization across backplane bus communication velocity pathways by delivering regulated 24 V DC to downstream components. In high-density configurations, maintaining voltage stability prevents communication errors within Profinet / EtherNet/IP deterministic networks. The internal regulation loops match the electrical load demands required for physical I/O density scaling, ensuring proper bus delivery across controllers and interface devices without forcing firmware flash compatibility anomalies during transient load switches.

Frequently Asked Questions

Q: How does the internal protection circuitry respond during a sustained short-circuit on the 24 V DC output line?

A: The hardware initiates an automatic short-circuit protection routine that limits output current to prevent thermal breakdown. Once the external fault condition is cleared, the power supply automatically resumes normal 24 V DC output delivery without requiring a manual system reset or power cycle.

Q: What are the specific thermal limits for the 1606-XL60D when operating at full 60 W output power?

A: The module operates at full 60 W capacity from -25 to +60 deg C. When the ambient temperature rises above +60 deg C, linear output current derating rules must be implemented to manage internal thermal heat dissipation profiles and prevent automatic over-temperature shutdown.

Field Installation Guidelines

  • Mechanical Mounting and Spacing: Click the module securely onto a standard 35 mm DIN rail. To ensure adequate convection cooling, leave a minimum clearance space of 40 mm above, 20 mm below, and 15 mm horizontally from adjacent hardware components.
  • Electrical Input Connections: Wire the AC mains power to the designated L, N, and PE terminals using appropriate gauge wire. Verify that the input voltage falls within the specified 85-264 V AC range before energizing the circuit.
  • Grounding Requirements: Connect the PE terminal directly to a low-impedance functional earth ground bar. Ensuring a low-resistance path to ground is critical to maintain internal surge voltage limits and minimize high-frequency noise injection into downstream 24 V DC sensor loops.

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