POWERBOX 13.8Vdc 10Amp POWER SUPPLY 8A LOAD 2A B/CHARGE - Dr Lock Shop

POWERBOX 13.8Vdc 10Amp POWER SUPPLY 8A LOAD 2A B/CHARGE

The PB256 Series is a high-performance family of 13.8V dc off-line battery chargers and DC uninterruptible power supplies. Designed to operate from 220/240Vac mains power, these units ensure uninterrupted power delivery to DC loads when connected to a lead-acid battery, even during mains failure.

Featuring a two-step current-limited float charger, the PB256 Series offers advanced functionality, including battery charge current limiting, low voltage disconnect, and alarms for mains/charger and battery status. With its high efficiency, low output noise, and robust design, the PB256 is ideal for powering sensitive equipment such as communication devices, control systems, and alarm setups.

Key Features:

• Reliable Power Conversion: Converts mains power to 13.8Vdc with up to 138W output.
• Battery Backup: Ensures continuous operation during power outages.
• DC UPS Capability: Independent load and battery current limiting for seamless backup.
• Integrated Alarms: Includes converter ON/OK and battery low voltage alarms.
• Comprehensive Protection: Features over-current, over-voltage, reverse polarity, and electronic circuit breaker safeguards.
• Flexible Installation: Available in a chassis mount enclosure, compatible with WMBB wall mount box, and equipped with natural convection cooling.

Optional Features:

• Battery Charge Limit (BCL): Specify charge current based on battery size.
• Heatsink (H): Supplementary heatsink for 140W models.
• Conformal Coating (CC): Tropic protection for use in humid environments.

Technical Specifications:

• Input Voltage: 190-264Vac or 190-400Vdc
• Output Voltage: 13.8Vdc
• Output Power: 138W
• Output Current: 10A
• Efficiency: >80%
• Load Regulation: 2% typical
• Ripple & Noise: 25mVp-p
• Protection:
  • Constant current limit
  • Short circuit and over-voltage auto-resetting protection
  • Reverse polarity via internal fuse

Environmental Specifications:

• Operating Temperature: 0°C to 50°C (see derating curve for higher temperatures)
• Humidity: 5% to 90% (non-condensing)
• Cooling: Natural convection
• Shock Resistance: 50G, 11ms along x, y, and z axes

Mechanical Details:

• Dimensions: 230mm (L) x 93mm (W) x 46mm (H)
• Weight: 850g
• Connectors:
  • Input: IEC60320 power inlet
  • Load/Battery: 4-way pluggable screw terminal block (1.5mm² wire max)
  • Alarms: 6-way pluggable screw terminal block

Compliance and Standards:

• Safety: AS/NZS 60950 Class 1
• EMC: Compliant with AS/NZS CISPR11 (Group 1, Class B)
• C-Tick Approval: Certified to AS/NZS CISPR11

Applications:
The PB256 Series is perfect for a wide range of DC-powered applications, including communication systems, alarm setups, and control equipment, ensuring reliable performance in both standard and emergency scenarios.