The ULL series is a general purpose battery with a design life of 12 years in buoyancy service. It complies with IEC, JIS, BS, GB/T and YD/T standards. With advanced AGM valve regulation technology and high purity raw material, ULL series battery maintains high consistency for better performance and reliable standby service life. Suitable for UPS/EPS, Telecom, power grid, medical equipment, emergency lighting and security system applications.
Number of Cells per Unit 6
Voltage per Unit 12
Nominal Capacity 80Ah@10hrs @1.80V per cell @25°C
Approx. Weight. 22.5 Kg (Tolerance±3.0%)
Max. Discharge Current 800A (5s)
Internal Resistance Approx. 7.0mΩ
Terminal F15(M6)/F11(M6)
Max. Charge Current 24.0A
Container Material ABS UL94-HB, UL94-V0 Optional.
Working Temperature Range
Discharge: -20°C~60°C
Charge: 0 ~50 °C °C
Storage: -20 ~60 °C °C
Normal Operating Temperature Range 25°C °C ±5
Standby Voltage 13.6 V~13.8 V @ 25°C
Cycle Voltage
Self Discharge
RITAR Valve Regulated Lead Acid (VRLA) batteries are recommended
to be stored at 25°C for up to 6 months and then recharged
. Monthly Self-discharge rate is less
than 3% at 25°C. Please charge the batteries before use.
Design Life 12 years (Float charge)
Reference Capacity
C3 61.8AH
C20 84.8AH
Short Circuit Current 1840A
Specification
C5 70.0AH
C10 80.0AH
14.6V~14.8V @ 25°C
Dimensions
Temperature Compensation: -3mV/°C/Cell
Temperature Compensation: -4mV/°C/Cell