Weidmuller PRO MAX3 120W 24V 5A Power Supply

Technical Overview

Three-phase 120W AC/DC DIN rail power supply with 24V 5A output, 90% efficiency, and IP20 rating. Handles 20% continuous/300% peak overloads at -25°C to 70°C.

Key Features

Output power of 120W and rated output voltage of 24V.
Output voltage adjustable from 22.5V to 29.5V via potentiometer.
Wide AC input voltage range: 3 x 320VAC to 3 x 575VAC / 2 x 360VAC to 2 x 575VAC.
DC input voltage range: 450VDC to 800VDC (maximum 500VDC according to UL508).
High degree of efficiency at 90%.
IP20 protection degree.
Broad operating temperature range from -25°C to 70°C.
Compact dimensions for space-saving DIN rail mounting.
Equipped with screw connection terminals.
AC frequency range from 45Hz to 65Hz.

Technical Specification Matrix

Parameter	Value
Output Power Max	120 W
Output Current	5 A
Output Voltage	24 VDC (adjustable 22.5 VDC to 29.5 VDC)
Input Voltage AC	3 x 320 VAC to 3 x 575 VAC / 2 x 360 VAC to 2 x 575 VAC
Input Voltage DC	450 VDC to 800 VDC
AC Frequency Range	45 Hz to 65 Hz
Efficiency	90%
IP Rating	IP20
Operating Temperature Range	-25°C to 70°C
Mounting Type	DIN Rail
Overload Capability	20% continuous, 300% peak
Input Current (3*500VAC)	0.28 A
Input Current (3*400VAC)	0.3 A
Input Current (800VDC)	0.18 A
Input Current (450VDC)	0.3 A
AC Failure Bridging Time	min. 20 ms
Pollution Severity	2
Connection Type	Screw
Physical Weight (kg)	0.78
Dimensions L x W x H (cm)	12.5 x 4 x 13

Industrial Applications

1. Industrial Control Panels in Harsh Environments

This power supply is ideal for providing stable 24V DC power to critical components such as PLCs, sensors, and actuators within industrial control panels. Its wide operating temperature range of -25°C to 70°C and robust design, including high boost capability, ensure reliable operation in challenging factory or outdoor enclosure conditions that experience temperature fluctuations and transient electrical loads.

Problem Solved

Ensures uninterrupted and stable 24V DC power delivery to sensitive control equipment, preventing system downtime and operational inefficiencies caused by environmental stressors or fluctuating power demands.

24V DC120W5A-25°C to 70°CIP20DIN RailOverload CapabilityWide Input Voltage

2. Automated Manufacturing Line Equipment Power

Suitable for powering various 24V DC devices on automated manufacturing and assembly lines, including solenoids, contactors, HMI panels, and small motors. Its 90% efficiency contributes to reduced energy consumption in continuous operation, aligning with modern industrial energy-saving initiatives. The compact 40mm width facilitates space-efficient installation in crowded control cabinets common to manufacturing facilities.

Problem Solved

Provides reliable, energy-efficient 24V DC power for automated machinery, optimizing operational costs through high efficiency and ensuring consistent performance of production-critical components.

24V DC5A120W90% EfficiencyCompact DesignDIN RailIndustrial Automation

3. Remote Telemetry Units (RTUs) and SCADA Systems

The power supply is well-suited for energizing Remote Telemetry Units (RTUs) and components of SCADA systems, particularly in remote outdoor installations. Its flexible AC (3-phase 320-575V) and DC (450-800V) input voltage ranges make it adaptable to diverse and often unstable power sources, which are typical in remote locations. The -25°C to 70°C operating temperature, when housed within a suitable enclosure (due to IP20), supports deployment in varied climates.

Problem Solved

Delivers consistent and adaptable 24V DC power to vital remote monitoring and control infrastructure, ensuring reliable data acquisition and communication even with fluctuating or non-standard input power sources in distributed systems.

24V DCWide Input VoltageAC/DC Input-25°C to 70°CRTUSCADARemote MonitoringIP20 (enclosed)