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CFE-14756-R137

ChipFasteners · Power Supplies & Converters / CFE-14756

Availability on request Availability on request Confirmed in quotation Price on request
ChipFasteners CFE-14756 enclosure

Source photograph of the CFE-14756 enclosure. Variant ratings are listed in the specification table.

Overview

Specify CFE-14756-R137 when requesting this enclosed AC/DC power supply from the CFE-14756 series. The electrical selection is 24 V / 3.2 A; 76.8 W. Input requirement: 85–264 VAC / 120–373 VDC. Supply frequency: 47–63 Hz. Housing: ventilated metal enclosure. The documented cooling method is fanless. Specification details — Ripple and noise: 150 mVp-p; Output adjustment: ±10%; Typical efficiency: 89% @ 230 VAC / 25 °C. Listed body dimensions: 99 × 97 × 30 mm; axis order follows the technical document. Check the channel combination and mechanical fit before preparing the order specification.

Core specification

Part numberCFE-14756-R137
ManufacturerChipFasteners
Series / designationCFE-14756
SubcategoryCFE-14756
AvailabilityAvailability on request
LifecycleInformation on request.
PackageInformation on request.
Lead timeConfirmed in quotation

Technical parameters

Output channels 24 V / 3.2 A
Rated output power 76.8 W
Input voltage 85–264 VAC / 120–373 VDC
Input frequency 47–63 Hz
Dimensions, document order 99 × 97 × 30 mm
DC voltage 24 V
Rated current 3.2 A
Rated power 76.8 W
Ripple and noise 150 mVp-p
Output voltage adjustment ±10%
Output voltage tolerance ±1.0%
Line regulation ±0.5%
Load regulation ±0.5%
Start / rise / hold timing as specified 1000 ms / 30 ms @ 230 VAC; 2000 ms / 30 ms @ 115 VAC, full load
Hold-up time 30 ms @ 230 VAC; 12 ms @ 115 VAC, full load
Typical efficiency, rated load 89% @ 230 VAC / 25 °C
Input current 1.4 A @ 115 VAC; 0.85 A @ 230 VAC
Inrush current Cold start: 65 A @ 230 VAC
Leakage current <1 mA @ 240 VAC
Short-circuit response Output shuts down when +VO reaches the undervoltage point
Operating temperature / humidity −30…+70 °C; 20–90% RH
Storage temperature / humidity −40…+85 °C; 10–95% RH
Dielectric withstand Input–output: 4 kVAC; input–case: 2 kVAC; output–case: 1.25 kVAC; 1 minute
Net / gross mass 250 / 272 g
Ripple measurement conditions 20 MHz bandwidth; 0.1 µF and 47 µF capacitors in parallel at the output terminals

Technical drawings and circuit diagrams

Original excerpts from the technical document. A series diagram may apply to more than one listed variant.

CFE-14756 — Functional block diagram
CFE-14756 — Functional block diagram
CFE-14756 — Mechanical drawing
CFE-14756 — Mechanical drawing

Sourcing Notes

  • Use the exact manufacturer part number for RFQ and cross-reference review.
  • Review the listed technical parameters before approving any substitution.
  • No datasheet is listed on this page, so validate fit against the exact MPN before ordering.