Configured for stable DC power distribution in DCS and industrial automation platforms, the Honeywell 51454460-300 (51454460-300 Power Supply Module) provides direct physical/electrical execution.
Hardware Specifications
Parameter
Specification
Model
51454460-300
Brand
Honeywell
Origin
United States
Weight
0.3 kg
Dimensions
99 mm x 97.5 mm x 30 mm
Operating Temp
-20 to 70 deg C
Power Consumption
60 W power output
Module Type
Power Supply Modules
Input Voltage
100-240 VAC
Output Voltage
24 VDC
Output Current
2.5 A
Efficiency
>85%
Mounting Type
DIN rail
Channel-to-Channel Isolation and Regulated Power Delivery
Designed to meet Honeywell industrial power delivery standards, the 51454460-300 module incorporates robust galvanic isolation between primary AC input lines and secondary DC outputs to suppress transient line surges. The power stage utilizes high-efficiency switching regulation (>85%) to deliver a constant 24 VDC output across varying AC grid inputs (100-240 VAC). Integrated hardware safety mechanisms provide automatic protection against overvoltage, overcurrent, and short circuits, ensuring stable baseline voltage regulation and heat sink thermal dissipation across standard DIN-rail assemblies.
Frequently Asked Questions
Q: What protective features are built into the Honeywell 51454460-300 power supply?
A: The module includes active hardware protections for overvoltage, overcurrent, and output short circuits to safeguard connected field instruments and backplane electronics.
Q: Can the 51454460-300 accept international AC mains voltages without manual tap selection?
A: Yes, the unit accepts a wide universal AC input range from 100 to 240 VAC, allowing direct deployment on global mains power systems.
Field Installation Guidelines
Disconnect and lock out the primary AC supply voltage source prior to mechanical mounting or wiring.
Snap the module securely onto a standard 35 mm DIN rail inside the enclosure using the integral mounting clip.
Maintain a minimum of 25 mm clearance above and below the module chassis to facilitate natural convection cooling through the enclosure vents.
Terminate 100-240 VAC mains wiring to the AC input terminals and connect 24 VDC output lines to the DC load distribution block using properly sized ferruled copper conductors.
Apply AC mains power, verify that the 24 VDC output voltage levels remain within operational tolerance under load, and verify that no fault states are present before energizing downstream automation hardware.
