RT series is a general-purpose battery with 6~8 years design life in float service. It meets with IEC, JIS, BS and YDT standards. With advanced AGM valve regulated technology and high purity raw material, the RT series battery maintains high consistency for better performance and reliable standby service life. It is suitable for UPS/EPS, Telecom, power grid, medical equipment, emergency light and security system applications.
Rated Voltage: 12V
Rated Capacity (C20): 18 Ah
Internal Resistance: 14 mOhm approx.
Terminals: F3 (M5) / F13 (M5) - screw down female threaded
Max discharge current: 180A (5 secs)
Short Circuit Current: 720A
Design Life: 6 to 8 years (Float charging)
Recommended max charging current: 5.4A
Reference Capacity: C3 13.9ah, C5 15.7ah, C10 16.8ah, C20 18ah
Standby Use Voltage: 13.7 – 13.9V @ 25 degree C. (temp compensation: -3mV/degree C./Cell)
Cycle Use Voltage: 14.6 – 14.8V @ 25 degree C. (temp compensation: -4mV/degree C./Cell)
Operating Temp. range: -20°C to +60°C (but at charge 0°C to 50°C)
Self Discharge: Valve Regulated Lead Acid (VRLA) batteries can be stored for up to 6 months at 25℃ and then recharging is recommended. Monthly Self-discharge ratio is less than 3% at 25℃. Please charge batteries before using.
Cycle life vs DOD: Approx 45 cycles at 50%, and Approx 1200 cycles at 30% DOD
Dimensions (mm): 181 (L), 77 (W), 94 (H), 167 high with terminals
Weight: 5.0 kg