VESTA 12 V 18 Ah rechargeable AGM VRLA battery with CCDR technology

Technical Specifications

• VESTA AGM VRLA Rechargeable Battery for Alarm and Security Systems
• Nominal voltage of 12 V with 6 cells per unit
• Rated capacity of 18 Ah at 20 hours
• Capacity of 18.28 Ah at 20 hours with a current of 0.914 A
• Capacity of 17.29 Ah at 10 hours with a current of 1.729 A
• Capacity of 13.88 Ah at 3 hours with a current of 4.628 A
• Capacity of 11.30 Ah at 1 hour with a current of 11.30 A
• CCDR technology with an internal grid manufactured through continuous casting, rolling, and punching
• Compact and dense internal structure to improve corrosion resistance
• Multi-element lead-calcium alloy
• Curved grid design to reduce active material shedding
• Design service life in float mode of 8 years at 25 °C
• Approximate internal resistance of 15.7 mΩ at full charge at 25 °C, with a tolerance of ±15%
• Maximum discharge current of 270 A for 5 s
• Short-circuit current of 600 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 float-charge safety systems
• Suitable for alarm, security, and emergency power systems
• Compatible with uninterruptible power supply (UPS) systems and communications equipment

Power Supply

• Maximum charging current of 5.4 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 of 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

• UL94-HB ABS housing
• EPDM safety valve
• Copper T1 terminal
• Dimensions: 182 ±1 × 77 ±1 × 167 ±1 mm
• Overall height: 167 ±1 mm
• Approximate weight: 4.75 kg ±3%

Contents

• VESTA VBAT-7N AGM VRLA Rechargeable Battery (12V18AH)

Certifications and Standards

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