1606-XLS240-UPS | Allen-Bradley Switched Mode DC Power Supply

Product Description

The Allen-Bradley 1606-XLS240-UPS is a switched-mode DC power supply with integrated UPS functionality, designed to maintain stable output under demanding industrial conditions. It supports VRLA lead-acid batteries for buffering and ensures reliable operation across a wide temperature range.

Technical Specifications

• Manufacturer Allen-Bradley

• Product Line 1606-XLS Series

• Part Number 1606-XLS240-UPS

• Product Type Switched Mode Power Supply with UPS capability

• Nominal Input Voltage 24 V DC

• Input Voltage Range 22.5–30 V DC (continuous operation)

• Extended Input Range 30–35 V DC (temporary, no damage), 35 V DC (absolute maximum)

• Buffer Mode Activation Below 22.5 V DC input

• Output Current

• Normal mode: ≥15 A

• Buffer mode: ≥10 A

• Output Voltage

• Normal mode: 0.23 V lower than input voltage

• Buffer mode: 22.25 V at 10 A

• Battery Compatibility VRLA lead-acid, 3.9 Ah to 40 Ah capacity

• Temperature Range –25 °C to +70 °C operational

• Derating 0.43 A/°C from +60 °C to +70 °C in normal mode

• Dimensions Width 49 mm, Height 124 mm, Depth 117 mm

• Weight 0.53 kg

• Input Ripple Tolerance

• Max. 1.5 Vpp (<400 Hz bandwidth)

• Max. 1 Vpp (400 Hz–1 kHz bandwidth)

• Turn-On Voltage Typical 22.8 V DC (does not switch on below this threshold)

• Input Current

• Typical 120 mA (internal consumption)

• Typical 1.1 A (battery charging at 24 V input)

• External Capacitors on Input No limitation

Application Scenarios

• Industrial automation systems requiring uninterrupted DC supply

• Buffering critical loads during short-term input voltage drops

• Use with VRLA batteries for extended backup capability

FAQ

• Q: What type of batteries can be used?  A: VRLA lead-acid batteries ranging from 3.9 Ah to 40 Ah.

• Q: What happens if input voltage drops below 22.5 V DC?  A: The unit switches to buffer mode to maintain output.

• Q: Is there a limit on external capacitors at the input?  A: No, external capacitors can be connected without restriction.