OVERVIEW

Official designation: WEIDMULLER 8739140000 (Connect Power INSTA Series, Switch-Mode Power Supply Unit)

Role/Application: Single-output, 48 W industrial power supply providing regulated 24 V DC power for automation control systems, featuring a universal AC input range and DIN rail mounting capability.

KEY SPECS SUMMARY

Power: 85 V AC to 264 V AC input

Interfaces / Ports: Screw connection terminals

Indicators: Adjustable output, load distribution

Operating Temp: Minus 10 degrees C to 70 degrees C

Platform / Compatibility: DIN rail mount, ITE, CE/cULus approved

Limit: Output current max 2 A at 24 V DC

Lifecycle: Discontinued, replacement models vary

FREQUENTLY ASKED QUESTIONS

Technical Specifications:

Q: What is the rated isolation voltage and the efficiency percentage of this unit?

A: The power supply has 4 kV isolation voltage and a rated efficiency of 78 percent.

Wiring & Installation:

Q: What are the primary physical dimensions (width, height, depth) of the power supply unit?

A: The dimensions are 62.5 mm width, 70.0 mm height, and 90.5 mm depth.

Troubleshooting & Compatibility:

Q: What happens to the output current capacity as the operating temperature approaches 70 degrees C?

A: The power supply is derated (current capacity is reduced) at higher operating temperatures.

Replacement & Upgrades:

Q: Are there any suggested replacement or upgrade paths for the discontinued 8739140000 model?

A: Replacement units vary; refer to the latest manufacturer manual for the PRO ECO 72W series.