Description
BENTLY 125840-01 High Voltage AC Power Input Module
The
BENTLY 125840-01 is a high-voltage AC power input module designed for BENTLY Nevada’s 3500 series machinery protection and automation systems. It converts high-voltage AC power (175–264 VAC RMS) into stable DC voltage for 3500 system modules, ensuring reliable power distribution in critical industrial environments. With advanced voltage regulation and safety features, the module supports continuous operation in applications requiring precise monitoring of rotating machinery, energy production, and process control. The
BENTLY 125840-01 integrates seamlessly with the 3500/15 power supply rack, offering modular redundancy and compatibility with other BENTLY modules.
Parameter |
Specification |
Input Voltage |
220 VAC nominal (175–264 VAC RMS, 247–373 VAC peak) |
Current Capacity |
4.5 A RMS (maximum) |
Output Voltage |
Stable DC voltage for 3500 series modules |
Compatibility |
BENTLY 3500/15 power supply rack |
Safety Features |
Overvoltage/undervoltage protection |
Operating Temperature |
-40°C to +85°C |
Mounting |
3500/15 rack slot (front/rear configuration) |

- Wide Voltage Range: Supports high-voltage AC inputs (175–264 VAC RMS), adapting to fluctuating power sources.
- Redundancy Support: Enables dual-power configurations for uninterrupted operation in critical systems.
- Compact Design: Half-height modular form factor saves space in industrial control racks.
- Safety Compliance: ISO 9001, UL, and CE certified for global industrial standards.
- Rugged Construction: Withstands extreme temperatures and vibrations typical of industrial settings.
Industries:
- Energy: Power plants, renewable energy installations.
- Manufacturing: Factory automation, machinery monitoring.
- Oil & Gas: Offshore platforms, compressor systems.
- Transportation: Rail and marine power distribution.
Case Study:
A U.S. power plant integrated the BENTLY 125840-01 to stabilize power for turbine monitoring systems. The module’s wide voltage tolerance eliminated voltage spikes, reducing system downtime by 25% and extending equipment lifespan.
Compared to standard power modules, the BENTLY 125840-01 offers:
- Specialized High-Voltage Handling: Engineered for high-voltage AC inputs, unlike generic modules.
- Modular Redundancy: Seamless dual-power configuration for enhanced reliability.
- Proprietary Compatibility: Optimized for BENTLY’s 3500 series, ensuring system-wide performance.

- Voltage Requirements: Confirm your system’s AC power falls within 175–264 VAC RMS.
- Redundancy Needs: Pair with a second BENTLY 125840-01 for backup power in mission-critical operations.
- Rack Compatibility: Ensure alignment with BENTLY’s 3500/15 rack slot dimensions.
- Installation: Follow BENTLY’s guidelines for front/rear rack slot placement and grounding.
- Firmware Updates: Periodically update firmware using BENTLY’s configuration software for optimal performance.
- Maintenance: Inspect connections and clean dust accumulation to prevent overheating.
山西鑫业达国际贸易有限公司 is your trusted partner for
BENTLY 125840-01 and other automation spare parts. Visit
www.xydcontrol.com or contact us for sales and technical support.
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