PULSAR BUFFERED SWITCHING POWER SUPPLY FOR BUILT-IN GRADE 2 V PSG2-12V3A

The PULSAR PSG2-12V3A is a high-quality buffered switching power supply designed for built-in Grade 2 security systems. It provides a stable 12V DC output with a rated current of 3A, ensuring reliable power to your devices. With integrated battery charging and comprehensive protection features, this power supply is ideal for alarm systems, access control, and other security applications.

Advantages

This power supply offers exceptional reliability and safety, featuring short circuit, overload, overvoltage, and undervoltage protection. Its buffered design allows seamless transition to battery backup, ensuring uninterrupted operation. The unit complies with EN 50131-6 Grade 2 and EN 60950-1 standards, making it suitable for professional security installations.

Suitable for

• Security alarm systems
• Access control systems
• CCTV power backup
• Built-in Grade 2 compliant installations

Key specifications

• Input Voltage: 176-264V AC
• Output Voltage: 12V DC (adjustable 11V-13.8V DC)
• Rated Output Current: 3A
• Maximum Output Current: 3.5A (for 5 minutes)
• Battery Charging Current: 0.5A
• Output Power: 41.5W
• Efficiency: 80%
• Recommended Battery Capacity: 7Ah / 12V or 17Ah / 12V
• Protections: Short Circuit (SCP), Overload (OLP), Overvoltage (OVP), Undervoltage (UVP)
• Compliance Standards: EN 50131-6 Grade 2, EN 60950-1
• Operating Temperature: -10°C to +40°C
• Output Ripple and Noise: < 150mV p-p
• Standby Power Consumption: < 0.5W
• Number of Outputs: 1 main DC output + Battery charging
• Indicators: 3x LEDs (AC presence, DC output, Battery status)
• Mounting Type: Built-in PCB module
• Enclosure Type: Open frame / PCB module

Recommendations

For optimal performance, use with a 12V sealed lead-acid battery (7Ah or 17Ah). Ensure proper ventilation and mounting in a secure enclosure. This power supply is designed for indoor use only.