VESTA 12 V 7.2 Ah AGM VRLA battery with CCDR for fire and security systems

Technical Specifications

• VESTA AGM VRLA Rechargeable Battery for Fire, Alarm, and Security Systems
• Nominal voltage of 12 V with 6 cells per unit
• Rated capacity of 7.2 Ah at 20 hours
• CCDR technology with an internal grid manufactured using continuous casting, rolling, and punching
• Compact and dense internal structure to improve resistance to corrosion caused by current and sulfuric acid
• Multi-element lead-calcium alloy
• Curved grid design to reduce active material shedding
• Design service life in float mode of 6 years at 25 °C
• Approximate internal resistance of 24.8 mΩ at full charge at 25 °C, with a tolerance of ±15%
• Maximum discharge current of 112 A for 5 s
• Short-circuit current of 280 A
• AGM fiberglass separator
• Lead dioxide positive electrode, lead negative electrode, and sulfuric acid electrolyte

Functionalities

• Sealed, maintenance-free, and spill-proof construction
• Highly reliable and stable design with low self-discharge
• CCDR technology suitable for use in fire suppression and safety systems
• Suitable for fire detection, alarm, and security systems
• Compatible with emergency power systems, uninterruptible power supply (UPS) systems, and communications equipment

Power Supply

• Maximum charging current of 2.25 A
• Float charging voltage of 13.5 to 13.8 V DC at 25 °C
• Temperature coefficient for float charging of -3 mV/cell/°C
• Equalization charging voltage: 14.1 to 14.4 V DC at 25 °C
• Temperature coefficient for equalization charging: -4 mV/cell/°C
• Cycle voltage: 14.4 to 15.0 V DC at 25 °C
• Temperature coefficient for cyclic use of -5 mV/cell/°C

Environmental

• Nominal operating temperature of 25 °C
• Discharge temperature: -15 to 50 °C
• Charge temperature: -15 to 40 °C
• Storage temperature: -15 to 40 °C
• Relative capacity of 102% at 40 °C
• Relative capacity of 100% at 25 °C
• Relative capacity: 85% at 0 °C
• Relative capacity: 65% at -15 °C

Physical Characteristics

• Red ABS housing
• Available in UL94-V0 flame-retardant ABS
• EPDM safety valve
• Copper terminals
• Dimensions: 151 × 65 × 94 mm
• Overall height: 100 mm
• Approximate weight: 2.05 kg ±3%

Contents

• VESTA VBAT-953 AGM VRLA Rechargeable Battery (12V 7.2AH)

Certifications and Standards

• Compliance with IEC, BS, JIS, and Eurobat standards
• UL (MH62092) and CE approvals