NDR-75 75W Din Rail Power Supply

Description:

The NDR-75 is a DIN-rail mounted switch mode power supply specifically designed for industrial applications and characterized by its efficiency, reliability, compactness, and ease of installation. Here is a detailed overview of this product:

Features:

1. Power & Output Voltage:

   The NDR-75 provides a rated output power of 75W and offers single-output DC voltage options of 12V, 24V, or 48V, catering to varying power requirements of different devices.

2. Current Capacity:

   Corresponding to the different output voltages, the maximum output currents are respectively 5A (for the 12V version), 3.2A (for the 24V version), or 1.5A (for the 48V version). This ensures a steady and ample supply of DC power to connected loads.

3. DIN Rail Mounting:

   Designed with a DIN rail mounting configuration, conforming to TS-35/7.5 or TS-35/15 standard rails, the power supply can be easily secured onto standard electrical cabinets or control enclosures, facilitating quick, organized wiring and maintenance.

4. Wide Input Voltage Range:

   The power supply supports an input voltage range of 90Vac to 264Vac, accommodating various global grid conditions, including areas with significant voltage fluctuations, ensuring stable operation under diverse power environments.

5. Efficiency:

   As a switch mode power supply, the NDR-75 typically exhibits a high conversion efficiency (typically above 85%), contributing to reduced energy consumption and thermal losses during operation.

6. Compact Size:

   The product dimensions are highly compact, particularly with a thickness of just 32mm, which is advantageous for saving installation space, particularly in confined industrial equipment or control cabinets.

7. Protection Features:

   It incorporates multiple built-in protective mechanisms, such as short circuit protection (SCP), overload protection (OLP), overvoltage protection (OVP), and overtemperature protection (OTP), ensuring the safety of both the power supply itself and connected equipment.

8. Industrial Grade Standards:

   Compliance with stringent industrial-grade standards and certifications, like CCC and CE, ensures the power supply maintains good performance and safety even in harsh environments.

Applications:

The NDR-75 DIN-rail switch mode power supply finds widespread use in:

• Industrial Automation:

  Providing stable power to PLCs, sensors, actuators, HMIs, small motor drivers, and other industrial control devices.

• Building Automation:

  Supplying power to intelligent lighting control systems, security equipment, HVAC controllers, and other building automation devices.

• Telecommunications:

  Serving as a DC power source for small switches, routers, RTUs, IoT nodes, and other communication infrastructure.

• Security Monitoring:

  Powering cameras, alarm systems, access control panels, and other components of security systems.

• Test & Measurement:

  Providing power support for laboratory instruments, data acquisition systems, portable test equipment, etc.

Typical Application Scenarios:

• Industrial Production Lines: Powering sensors, actuators, controllers, and other devices on automated production lines, ensuring smooth operation of the production line.

• Smart Buildings: Installed in building automation systems, providing reliable power to lighting controllers, thermostats, access control systems, and more, enabling intelligent building management.

• Communication Base Stations: Serving as the power supply for small communication base stations, access points, ensuring continuous, stable operation of the communication network.

• Security Systems: Integrated into video surveillance systems, providing stable power to cameras, recording devices, alarm control panels, ensuring proper functioning of the security system.

• Laboratory Equipment: Providing stable, clean DC power to laboratory testing equipment, analytical instruments, ensuring the accuracy of experimental results.

Specifications:

Model		NDR-75-12	NDR-75-24	NDR-75-48
Output	DC Voltage	12V	24V	48V
	Current Range	0-6.3A	0-3.2A	0-1.6A
	Rated Power	75.6W	76.8W	76.8W
	Ripple Noise(Max)	80mVp-p	120mVp-p	150mVp-p
	Voltage Adj.Range	12-14V	24-28V	48-55V
	Voltage Tolerance	±2.0%	±1.0%	±1.0%
	Line Regulation	±0.5%	±0.5%	±0.5%
	Load Regulation	±1.0%	±1.0%	±1.0%
	Set up,Rise time	1200ms,60ms/230VAC   2000ms,60ms/115VAC(full load)
	Hold up Time	60ms/230VAC     12ms/115VAC(full load)
Input	Voltage Range	90 ~264VAC    120~370VDC
	Frequency	47 ~ 63Hz
	Efficiency	85.5%	87.5%	88.5%
	AC Current	1.45A/115VAC    0.9A/230VAC
	Inrush Curent	20A/115VAC 35A/230VAC
	Leakage Current	<1mA / 240VAC
Protection	Overload	105 ~ 130% rated output power
		Protection tye:Constant current limiting,recovers automatically after fault condition is removed
	Over Voltage	14-17V	29-33V	56-65V
		Protection type : Shut off o/p voltage, re-power on to recover
	Over Temperature	Shut down o/p voltage,re-power on to receover
Environment	Working Temperature	-20~ +60℃ (Refer to derating curve as datasheet from SMUN)
	Working Humidity	20 ~ 90% RH non-condensing
	Storage Temp.Humidity	-40 ~ +85℃, 10 ~ 95% RH
	Temp.Coefficient	±0.03%/℃ (0 ~ 50℃)
	Vibration	Component：10~500Hz,2G 10min./1 cycle，60min. each along X,Y,Z axes; Mounting: Compliance IEC60068-2-6
Safety	Safety Standards	Ul508, TUV BS EN/EN62368-1, EAC TP TC 004, BSMI CNS14336-1 approved;（meet BS EN/EN60204-1)
	Withstand Voltage	I/P-O/P:2KVAC I/P-FG:2KVAC O/P-FG:0.5KVAC
	Isolation Resistance	I/P-O/P, I/P-FG, O/P-FG:>100M Ohms / 500VDC/25℃/70% RH
	EMC Emission	Compliance to BS EN/EN55032(CISPR32), BS EN/EN61000-3-2,EAC TP TC 020, CNS13438 Class A
	EMC Immunity	Compliance to BS EN/EN61000-4-2,3,4,5,6,8,11,BS EN/EN55024, BS EN/EN61000-6-2(BS EN/EN50082-2), heavy industry level, criteria A，EAC TP TC 020
Others	MTBF	≥486.2K hrs MIL-HDBK-217F(25℃)
	Dimension	32*125.2*102mm (L*W*H)
	Packing	0.51Kg; 28pcs/15.3Kg/1.22CUFT
Note	1. All parameters NOT specially mentioned are measured at 230VAC input, rated load and 25℃ of ambient temperature.  2. Ripple & noise are measured at 20MHz of bandwidth by using a 12" twisted pair-wire terminated with a 0.1uf & 47uf parallel capacitor.  3. Tolerance : includes set up tolerance, line ragulation and load regulation.  4. The power supply is considered a component which will be installed into final equipment. The final equipment must be re-confirmed that it still meets EMC directives.  5. Installation clearances : 40mm on top, 20mm on the bottom, 5mm on the left and right side are recommended when loaded permanently with full power.In case the adjacent device is a heat soure, 15mm clearance is recommended 6. Derating may be needed under low input voltage. Please check the derating curve for more details. 7.Please contact with SMUN customer service for more details.

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