Why buy from us?
Because we are the best at Service Delivery
Ask a Question About This Product
Architectural Overview
The NDR-75-24 is a high-efficiency industrial DIN-rail switching power supply engineered to deliver an ultra-stable 24V DC output at up to 3.2A (76.8W continuous load). Equipped with universal full-range AC input acceptance spanning 90V to 264V AC (as well as 127V to 370V DC input versatility), this high-performance converter achieves over 89% typical efficiency. Advanced internal filtering suppresses ripple and electrical noise below 120mV, maintaining precise voltage accuracy within ±1% across variable dynamic loads.
Material Design & Form Factor
Fabricated with a rugged industrial-grade metal chassis, this power supply features an ultra-thin 40mm structural width developed specifically to maximize control panel space density. The precision-engineered enclosure utilizes optimized natural air convection pathways to dissipate internal thermal build-up without requiring auxiliary cooling fans. Additionally, the unit complies with stringent EMC EN55022 Class B standards, shielding adjacent sensitive microelectronics from radiated and conducted electromagnetic interference.
Operational Endurance & Protection
Engineered to survive mission-critical industrial stress, the unit operates across a wide operational temperature spectrum from -10°C to +60°C under 20% to 90% non-condensing relative humidity. Integrated protection architecture features constant current mode overload management (105% to 150%) with auto-recovery, secondary overvoltage clamping above 135%, and short-circuit self-healing functionality. High dielectric withstand voltage testing (3kVac input-to-output, 1.5kVac input-to-ground) ensures maximum operator and hardware safety.
Compatibility & Industrial Integration
Standardized for direct snap-on installation onto standard industrial TS-35/7.5 and TS-35/15 DIN mounting rails, the NDR-75-24 seamlessly integrates into motor control cabinets, industrial IoT edge gateways, programmable logic controllers (PLCs), sensor networks, and automation machinery. The unit's ±10% manual voltage trim potentiometer allows fine-tuning for lead-loss compensation in distributed DC power architectures.
| EDR-75 75W Rail Type Switching Power Supply | ||||
| Project | Technical index | |||
| Output | DC voltage | 12V | 24V | 48V |
| Rated current | 6.3A | 3.2A | 1.6A | |
| Rated power | 75.6W | 76.8W | 76.8W | |
| Ripple and noise ① | <120mV | <120mV | <150mV | |
| Voltage accuracy | ±2% | ±1% | ||
| Output voltage regulation range | ±10% | |||
| Load adjustment rate | ±1% | |||
| Linear adjustment rate | ±0.5% | |||
| Input | Voltage range | 90-264VAC 47hz-63hz (127vdc-370vdc: DC input can be realized by connecting AC / L +, AC / N (-)) | ||
| Efficiency (typical) ② | >86% | >88% | >89% | |
| Working current | <1.45A 110VAC <0.9A 220VAC | |||
| Impulse current | 110VAC 20A, 220VAC 35A | |||
| Start, rise, hold time | 500ms、70ms、32ms :110VAC/500ms、70ms、36ms :220VAC | |||
| Protect | overload protection | 105% – 150% type: protection mode: automatic recovery after removing the abnormal condition of constant current mode | ||
| Overvoltage protection | When the output voltage is more than 135%, the output will be turned off. It will recover automatically after the abnormal conditions are removed | |||
| Short circuit protection | +VOWhen the abnormal condition of output is released, it will recover automatically | |||
| Environmental | Working temperature and humidity | -10℃~+60℃;20%~90RH | ||
| Storage temperature and humidity | -20℃~+85℃;10%~95RH | |||
| Safety/EMC | Withstand voltage | Input output: 3kVac input ground: 1.5kVac output ground: 0.5kvac for 1 minute | ||
| Leakage current | <1mA/240VAC | |||
| Isolation resistance | Input output, input shell, output shell: 500VDC / 100M Ω | |||
| Other | size | 40*125*113mm | ||
| Net weight / gross weight | 707/750g | |||