The 3500/15 Low-Voltage AC Power Input Module converts 85–132 VAC input power into a regulated 24 VDC output for the Bently Nevada 3500 Machinery Protection System rack and installed monitoring modules.
It supports redundant power configurations to ensure high availability and uninterrupted operation in critical rotating machinery protection and condition monitoring systems.

Input Power Specifications

Input voltage: 85–132 VAC

Input frequency: 47–63 Hz

Maximum input current: 4.5 A

Output Power Specifications

Output voltage: 24 VDC (regulated)

Voltage accuracy: ±1%

Maximum output current: 5 A

Protection features:

Overcurrent protection

Overvoltage protection

Short-circuit protection

Installation and Configuration

Installation location: Dedicated power supply slots on the left side of the 3500 rack

Form factor: Half-height module

Maximum modules per rack: 2

Upper slot: Primary power module

Lower slot: Backup (redundant) power module

Hot-swap capability: Supports hot plugging without disrupting rack operation

Environmental Specifications

Operating temperature: –30 ℃ to +65 ℃

Storage temperature: –40 ℃ to +85 ℃

Relative humidity: Up to 95% non-condensing

Environmental protection: Conformal (three-proof) coating

Physical Specifications

Dimensions (H × W × D):

120.7 mm × 25.4 mm × 114.3 mm

Weight: Approx. 0.34 kg

Backplane interface: 62-pin backplane connector

Mounting: Standard 3500 rack power supply bay

Protection and Diagnostics

Input overvoltage and undervoltage protection

Output short-circuit protection

Internal overtemperature protection

Fault indication: Red alarm LED illuminates in the event of a module fault

Bently Nevada 3500/15 125840-02｜Low Voltage AC Power Input Modul｜