REX Series Batteries

Range summary

Narada’s REX battery is designed for Renewable Energy Sources such as Solar and Wind Power. REX protects our environment using Green Technology and benefits the World’s Urban and Rural Population by Generating Power Economically from a Clean Source of Energy. REX is a product developed by Narada’s R&D with an ” eXtra” in Performance and Life Span.
The REX series batteries are ensured the quality with NARADA’s QA system according to the ISO9001&ISO14001 standard.

Features and Benefits

• Long life design for both cyclic and float applications
• Superb security and reliability
• Robust design inside and out
• Excellent deep discharge recovery fast recharge performance
• Extra long back-up times
• More cost effective than nearest equivalent

Main applications

• Renewable energy source such as solar and wind power
• Telecom exchange and transmission system
• Mobile communication system
• Power plant and power transformer system
• Navigation aid signaling system
• Radio and broadcasting station
• Emergency lighting system
• Other standby, cyclic system

Important Information

• REX Series Operation Manual (V1.0)
• Installation guideline of battery & battery cabinet
• REX Series Catalogue
• REX Specifications
• 12V REX Series Cycle Life vs. DOD
• REX C100 discharge curve
• Warranty Certificate – 5yrs REX for Drillmate 2015
• Product Warranty REX Series

Installation and operation

• Recommended float charge voltage 2.27V per cell at 25^oC
  compensation in function of temperature -3mV/^oC/cell
• Cycle and equalize charge voltage: 2.35V per cell at 25^oC
  compensation in function of temperature -5mV/^oC/cell
• CC-CV charge current unlimited, otherwise 150A max. if T>25^oC
• Preferred operating temperature range 15^oC to 25^oC(68^oF to 77^oF)
• Maximum operating temperature range -40^oC to 50^oC(-40^oF to 122^oF)
• A separate battery room is not necessary
• Reduced maintenance no water addition required.
• Design float life: 20 years at 25^oC (77^oF)

Construction

• Positive plate — Reinforced grids in a corrosion-resistant pure lead, high tin, low calcium alloy
• Negative plate — Lead-calcium alloy grid
• Separator — High density microporous glass mat with low electrical resistance
• Container & lid — High strength ABS(HB). Optional flame retardant F V-0 and halogen-free versions available
• Electrolyte — Sulphuric acid with a density of 1.28g/ml absorbed in AGM
• Terminal design — Patented leak resistant seal configuration with brass insert
• Safety valve — Calibrated opening pressure , the valve equipped with flame arrestors for increased operational safety and service life.