Description
NVVV MDR-40-24 DIN-Rail Power Supply (24V, 1.7A, 40.8W)
The NVVV MDR-40-24 (manufactured by Zhejiang Junlin Electric Technology Co., Ltd) is an industrial-grade, single-output switching power supply designed to deliver clean, highly stable DC power to compact electrical setups. Its ultra-narrow form factor is tailor-made for high-density TS-35 DIN rail layouts, making it an excellent choice for powering small PLC nodes, human-machine interfaces (HMIs), sensors, and specialized actuators.
Key Features
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Optimized Power Output: Supplies a steady 24V DC output at up to 1.7A, generating a total continuous output capacity of 40.8W.
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Global AC Input Compatibility: Handles a wide input voltage range of 100–240VAC (50/60Hz), enabling straightforward integration into different factory grids worldwide.
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Voltage Adjustability: Features an accessible front panel +V ADJ trimmer, allowing operators to fine-tune the voltage output to overcome line-drop issues.
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Smart Diagnostics: Includes a physical DC OK LED indicator and a dedicated dry-contact relay for remote health monitoring and automated fault detection.
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Industrial Grade Certification: Manufactured in accordance with rigorous ISO9001 standards and labeled with CE compliance markings for dependable safety.
Technical Specifications
| Parameter | Value / Details |
| Brand | NVVV |
| Manufacturer | Zhejiang Junlin Electric Technology Co., Ltd |
| Model | MDR-40-24 |
| Input Voltage | 100–240VAC, 1.1A (50/60Hz) |
| Output Voltage | 24V DC |
| Output Current | 1.7A |
| Total Power Output | 40.8W (24V\1.7A) |
| Voltage Tuning | Front potentiometer (+V ADJ) |
| Certifications | CE, ISO9001 |
| Mounting Standard | DIN-Rail (TS-35) |
Terminal Layout
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Top Terminal Strip: Dual positive terminals (+V, +V), dual negative terminals (-V, -V), and the DC OK monitoring loop.
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Bottom Terminal Strip: Main safety Ground (—), Neutral (N), and Line (L) terminal blocks.
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