Overview
The Bachmann electronic NT255 (Item No. 00031426-00) is a high-performance power supply module designed for CPU and backplane-supplied modules. Combining advanced planar transformer technology with coolPCB design, the NT255 ensures high efficiency, excellent heat dissipation, and reliable operation in industrial environments. Its lightweight yet robust components provide superior resistance to shock and vibration.
Key Features
- Advanced Efficiency: Utilizes planar transformer and coolPCB technology for reduced local heating and enhanced energy efficiency.
- Robust Power Output: Delivers 45 W nominal power with 55 W peak, ensuring reliable operation during temporary overloads.
- Wide Input Range: Supports 18–34 VDC with peak tolerance up to +40 V for <1 second.
- Buffer Time: Up to 80% longer buffer time during short voltage drops, improving system safety.
- Comprehensive Protection: Features galvanic isolation, reverse polarity protection, monitored supply voltages, and error indicators.
- Monitoring & Indication: Equipped with LEDs and power-fail signals to differentiate supply failures and internal errors.
- Certified & Marine Ready: CE, cULus, CCC, DNV GL, LR, ABS, BV approvals ensure suitability for industrial and marine environments.
Technical Specifications
| Parameter | Specification |
|---|---|
| Input Voltage | 18–34 VDC |
| Peak Input Voltage | +40 V (<1 s) |
| Max Power Consumption | 68 W |
| Output Power | 45 W nominal, 55 W peak |
| Output Voltages | +5 V / 6 A (8 A peak), +15 V / 0.5 A, -15 V / 0.5 A |
| Power-Fail Bypass | 18 ms, with power-fail message after 3 ms |
| Galvanic Isolation | 500 V (input/system), 100 V (input/ground) |
| Operating Temperature | -30°C to +60°C |
| Storage Temperature | -40°C to +85°C |
| Humidity (Operating/Storage) | 5–95% (with or without condensation) |
| Pollution Degree | 2 (IEC 60664-1) |
| Mounting / Form Factor | Backplane module |
| Approvals | CE, cULus, CCC; DNV GL, LR, ABS, BV |
Applications
- Industrial Control Systems: Provides stable and reliable power for CPU and I/O modules.
- Automation & Process Control: Suitable for PLC and backplane-supplied modules.
- Marine & Offshore: Certified for use in marine applications and harsh environments.
- Safety-Critical Systems: Power-fail monitoring and galvanic isolation enhance reliability and protection.
Details
| Weight | 0.62 kg |
|---|
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