Overview
This module converts high-voltage DC input into stable power for critical monitoring and protection modules.
Moreover, it maintains system reliability even under fluctuating input conditions, ensuring uninterrupted machinery protection.
Specification
| Category | Specification |
|---|---|
| Manufacturer | Bently Nevada |
| Product Series | 3500 Machinery Protection System |
| Model Number | 129478-01 |
| Module Type | High Voltage DC Power Input Module |
| Input Voltage | 125–250 VDC nominal |
| Input Range | 90–300 VDC acceptable |
| Output Voltage | +24 VDC regulated |
| Output Current | Up to 3 A continuous |
| Power Dissipation | Approx. 15 W under nominal load |
| Efficiency | >85% typical |
| Electrical Interfaces | Terminal blocks for DC input and output |
| Rack Compatibility | Standard Bently Nevada 3500 series rack |
| Mounting | Slide-in rack module |
| Dimensions | Approx. 241 mm × 24 mm × 99 mm |
| Dimensions (Imperial) | Approx. 9.5 in × 0.94 in × 3.9 in |
| Module Weight | Approx. 0.45 kg (0.99 lb) |
| Environmental Ratings | 0–65°C operating, −40–85°C storage, vibration resistant |
| Protection Features | Overvoltage, reverse polarity, and short-circuit protection |
| Reliability | Designed for continuous industrial operation in harsh environments |
FAQ
A1: Yes, the 129478-01 is factory original, new, and supplied with genuine Bently Nevada quality.
Q2: What input voltage does this module support?
A2: It supports 125–250 VDC nominal and 90–300 VDC acceptable input ranges.
Q3: What is the output of the module?
A3: The module provides regulated +24 VDC up to 3 A continuous.
Q4: Does it support legacy 3500 series racks?
A4: Yes, the 129478-01 is fully compatible with standard Bently Nevada 3500 series racks.
Q5: Is the module suitable for harsh industrial environments?
A5: Yes, it is designed for continuous operation in high vibration and temperature variations.
Q6: What is the shipping and stock status?
A6: The module is in stock and typically ships within 3 days to 2 weeks depending on order size.















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