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China NDR-120-24 Din Rail Switching Power Supply 24V 120W - Reliable Suppliers and Factory for Industrial Automation
HXFeatures
Universal AC input / full range: 90-264V
Short circuit / Overload / over Voltage / over temperature Protection
LED indicator for power on
Cooling by free air convection
Soft-start current, decrease AC Inrush current
Can be installed on DIN rail: TS-35/7.5 or TS-35/15
Installed with EMI filter, minimum wave
Small size & light weight
3 years warranty
HXSpecifications
| Model | NDR-120-12 | NDR-120-24 | NDR-120-48 | |
| Output | DC voltage | 12V | 24V | 48V |
| Rated current | 10A | 5A | 2.5A | |
| Current range | 0~10A | 0~5A | 0~2.5A | |
| Rated power | 120W | 120W | 120W | |
| Ripple and noise (maximum) | 100mVp-p | 120mVp-p | 150mVp-p | |
| Voltage adjustment range | 12~14V | 24~28V | 48~55V | |
| Voltage accuracy | ±2.0% | ±1.0% | ±1.0% | |
| Linear adjustment rate | ±0.5% | ±0.5% | ±0.5% | |
| Load adjustment rate | ±1.0% | ±1.0% | ±1.0% | |
| Start and rise time | 1200ms,60ms/230VAC 2500ms,60ms/115VAC(full load) | |||
| Hold time (Typ.) | 16ms/230VAC 10ms/115VAC(full load) | |||
| Input | Voltage range | 90-264VAC 127-370VDC [DC input can be achieved by connecting AC/L (+), AC/N (-)] | ||
| Frequency range | 47~63Hz | |||
| Efficiency (Typ.) | 85.50% | 88% | 89% | |
| AC current (Typ.) | 2.25A/115VAC 1.3A/230VAC | |||
| Surge current (Typ.) | 20A/115VAC 35A/230VAC | |||
| Leakage current | <1mA/240VAC | |||
| Protection | Overload | 105%~130% of rated output power | ||
| Protection mode: constant current mode, abnormal load bar | ||||
| Overvoltage | 14~17V | 29~33V | 56~65V | |
| Protection mode: Turn off output, normal output can be restored after power restart | ||||
| Over temperature | Turn off output, normal output can be restored after power restart | |||
| Environment | Working temperature | -20~+70℃ | ||
| Working humidity | 20~95%RH,non-condensing | |||
| Storage temperature and humidity | -40~+85℃,10~95%RH | |||
| Temperature coefficient | ±0.03%/℃(0~50℃) | |||
| Vibration resistance | Component: 10~500Hz, 2G 10 minutes/cycle, X, Y, Z each for 60 minutes; Installation: Compliant with IEC60068-2-6 | |||
| Safety regulations and electromagnetic compatibility | Safety regulations | UL508, EAC TP TC 004, TUV EN62368-1 certification passed; (Meets EN60204-1) | ||
| Voltage resistance | I/P-O/P:3KVAC I/P-FG:2.0KVAC O/P-FG:0.5KVAC | |||
| Insulation impedance | I/P-O/P, I/P-FG, O/P-FG:>100M Ohms/500VDC/25℃/70% RH | |||
| Electromagnetic compatibility emission | Compliant with EN55032 (CISPR32), EN61204-3 Class B,EN61000-3-2,-3,EAC TP TC 020 | |||
| Electromagnetic compatibility immunity | Complies with EN61000-4-2,3,4,5,6,8,11, EN55024, EN61000-6-2 (EN50082-2), EN61204-3, A-grade heavy industry standard EAC TP TC 020 | |||
| Other | MTBF | ≥456.3K hrs. MIL-HDBK-217F(25℃) | ||
| Size | 40*125.2*113.5mm(W*H*D) | |||
| Packing | 0.6Kg; 20pcs/13Kg/1.16CUFT | |||
| Note | 1. Unless otherwise specified, all specification parameters are measured at an input of 230VAC, rated load, and an ambient temperature of 25 ℃. | |||
| 2. Ripple and noise measurement method: Use a 12 "twisted pair cable, with terminals connected in parallel with 0.1uf and 47uf capacitors, and measure at a bandwidth of 20MHz. | ||||
| 3. Accuracy: including setting error, linear adjustment rate, and load adjustment rate. | ||||
| 4. The power supply should be considered as a part of the internal components of the system and should be confirmed for electromagnetic compatibility in conjunction with the terminal equipment. | ||||
| 5. Installation distance: When permanently loaded with full power, it is recommended to have a top distance of 40mm, a bottom distance of 20mm, and a distance of 5mm on both sides. If the adjacent device is a heat source, the recommended spatial distance is 15mm. | ||||
| 6. Under low input voltage, the output needs to be reduced. | ||||
| 7. When the altitude exceeds 2000 meters (6500 feet), the ambient temperature of the fanless model decreases proportionally every 3.5 ℃/1000m, while the ambient temperature of the fanned model decreases proportionally every 5 ℃/1000m. | ||||
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HXFrequently Asked Questions
What is the universal AC input range for the NDR-120 series?
The NDR-120 series features a universal AC input voltage range of 90-264VAC (or 127-370VDC), allowing it to be used globally in various power grid environments.
What safety protections are integrated into this power supply?
This unit is equipped with comprehensive protection protocols, including short circuit protection, overload protection (constant current mode), overvoltage protection, and overtemperature protection.
Can this power supply be mounted on standard DIN rails?
Yes, the NDR-120 is designed for easy industrial mounting and can be securely installed on TS-35/7.5 or TS-35/15 standard DIN rails.
What cooling method does the NDR-120 use?
The power supply is cooled by free air convection, eliminating the need for internal fans, which enhances reliability and reduces acoustic noise.
What certifications and standards does this product meet?
It complies with major international safety standards, including UL508, EAC TP TC 004, and TUV EN62368-1. It also meets the electromagnetic compatibility emissions and immunity standards of EN55032 and EN61000.
How long is the warranty period for this unit?
The NDR-120 series comes with a standard 3-year manufacturer warranty, ensuring long-term operational peace of mind.