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The product is intended for specialists and requires qualified and authorized personnel. The product does not include assembly/use instructions . Putting the product into operation by unqualified persons leads to the loss of the warranty according to the Terms and Conditions on the site.
The specified technical parameters (current, power, etc.) represent maximum allowable values under ideal operating conditions. For safe use and optimal lifespan, it is recommended to operate the product continuously at no more than 50% of the specified maximum values.
AC-DC DIN rail power supply, OMCH NDR, 12V, 150W
DIN rail AC-DC power supply for stable 12 VDC power in automation and control panels, delivers up to 150 W and 12.5 A for PLCs, relays, drivers, or electronic modules. It accepts a wide 100-240 VAC input, has efficiency of up to 90%, and a compact design for quick installation in electrical cabinets.
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OMCH NDR Series AC-DC converter with DIN rail mounting, designed for industrial control and automation applications. It has a voltage of 12 VDC and a maximum power of 150W, with a maximum output current of 12.5A. It is suitable for automation, electronic applications, telecommunications, etc.
It operates with an input voltage range of 100 - 240 VAC and has an efficiency of up to 90%. The compact DIN rail-mounted design allows easy and quick installation in electrical cabinets or production lines.
Specifications:
Model: OMCH NDR Series 12V 150W
Input voltage: 100-240 VAC
Input frequency: 50/60 Hz
Output voltage: 12 VDC
Maximum output current: 12.5 A
Maximum power: 150 W
Efficiency: up to 90%
Mounting type: DIN rail
Dimensions: 40 x 113.5 x 152.2 mm
Layout:

Usage:
Make sure the electrical installation is disconnected from power before starting the installation.
Attach the power supply to the DIN rail by hooking the top and pressing the bottom until the locking mechanism clicks into place.
Connect the phase conductor (L) and neutral (N) from the 100-240 VAC mains to the power supply input terminals.
Connect the devices to be powered (PLCs, drivers, relays, fans, Arduino/ESP32/STM32 modules) to the DC output terminals, observing polarity (+ and -).
Make sure the total current consumed by all connected devices does not exceed 12.5A.
Ensure a minimum clearance of 25 mm above and below the power supply for airflow and proper cooling.
Reconnect the power and verify that the output voltage is 12 VDC with a multimeter before connecting the loads.

⚠️ WARNING – RISK OF ELECTRIC SHOCK
This product operates at 100-240 VAC. Installation, connection, and any intervention on the input terminals must be carried out EXCLUSIVELY with the electrical installation disconnected from the mains. Connections to the 220V mains must be performed only by authorized personnel, in accordance with the applicable electrical regulations.
- Input Voltage
- Output Voltage
- Input Voltage Type
- AC
- Output Voltage Type
- “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.
Produs destinat utilizarii in proiecte electronice, automatizari, prototipare, educatie si cercetare.
Produsul trebuie utilizat numai conform specificatiilor tehnice mentionate in descriere si/sau in documentatia produsului.
Avertismente generale de siguranta:
Nu utilizati produsul la tensiuni, curenti sau temperaturi peste valorile specificate.
Montajul si conectarea trebuie realizate de persoane cu cunostinte tehnice minime in domeniul electric/electronic.
Evitati scurtcircuitele, inversarea polaritatii si conectarea gresita a alimentarii.
Nu lasati produsul alimentat nesupravegheat in timpul testelor.
Produsul nu este jucarie si nu este destinat copiilor.
Pentru modulele electronice, se recomanda utilizarea in carcase, panouri sau montaje protejate, dupa caz.
Identificare produs:
Denumirea produsului, codul/SKU-ul si caracteristicile tehnice sunt mentionate in pagina produsului si/sau pe eticheta ambalajului.
Producator / Importator / Distribuitor:
Sigmanortec S.R.L.
Calea Bucuresti nr. 9, Targu Jiu, Gorj, Romania
E-mail: [email protected]
Website: www.sigmanortec.ro
Persoana responsabila in UE:
Sigmanortec S.R.L.
Calea Bucuresti nr. 9, Targu Jiu, Gorj, Romania
E-mail: [email protected]
Documentatie si siguranta:
Pentru informatii suplimentare, fise tehnice, declaratii de conformitate sau instructiuni, ne puteti contacta la [email protected].