X20 PS3300 Power Supply Module - Technical Specifications
Manufacturer: B&R Automation
Series: X20 System (Industrial I/O)
Type: System Power Supply Module

Electrical Parameters
Parameter Specification
Input Voltage Range 24V DC (19.2-28.8V)
Output Voltage 5V DC (for X20 backplane bus)
Output Current 3A (15W total power)
Efficiency >85% (typical)
Ripple & Noise <50mVpp
Inrush Current Limit 20A (typical at 24V)
Isolation Voltage 500V (input-to-output)
Protection Features
Feature Specification
Overcurrent Protection Auto-recovery (hiccup mode)
Overtemperature Thermal shutdown
Reverse Polarity Protected (input)
Short-Circuit Protected (output)
Mechanical & Environmental
Parameter Specification
Dimensions 37.5 x 99 x 112mm (WxHxD)
Weight 300g
Mounting DIN Rail (EN 60715)
Operating Temperature -20°C to +60°C (derating >55°C)
Storage Temperature -40°C to +85°C
Humidity 5-95% non-condensing
Vibration Resistance 5g (10-150Hz)
Shock Resistance 15g (11ms)
Connections & Indicators
Feature Description
Input Connections 2-pin removable terminal block
Output Connections X20 backplane connector
Status Indicators LED (Power OK, Fault)
Cable Size Supported 0.25-2.5mm²
Certifications & Standards
CE Marked

UL 61010-1

EN 61131-2

RoHS 3 Compliant

IEC 60068-2 (Environmental testing)

Typical Applications
Power supply for X20 I/O systems

Distributed control cabinets

Machine automation systems

Process control installations

Note:

Requires minimum 24V DC power source (industrial PSU recommended)

Maximum cable length: 30m (24V input)

For parallel redundancy, consult system manual