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Reliable BMS for Telecom Sites

Sentry-S15

a compact unit for 24V system with 2 x 12V per string, up to 15 strings per unit

up to 15 strings per unit

Key Features

  • Digital Wavelet Technology. Precise IR (Internal Resistance / Conductance) online measurement is performed on each battery. User selectable internal resistance or conductance data display
  • No Noise/Interference to Power System. No need for high current discharge during internal resistance measurement
  • Modbus/RTU Communication. Provides high reliability and ease of integration
  • Compact Design. Permits convenient installation on top, or inside of the battery cabinet/rack
  • Plug & Play. Ethernet or Cellular IoT

Sentry-S15

a powerful battery monitoring system for Telecom 24V system with 2x12V per string, up to 15 strings in parallel. This compact battery unit combines superior data quality and flexible installation to address most cell site, central office and substation applications for effective remote battery management according to the IEEE updated standards:

IEEE Std. 1188 – 2005: Recommended Practice for Maintenance, Testing, and Replacement of Valve-Regulated Lead- Acid (VRLA) Batteries for Stationary Applications (IEEE Link)

IEEE Std. 450 – 2010: Recommended Practice for Maintenance, Testing, and Replacement of Vented Lead-Acid Batteries for Stationary Applications (IEEE Link)

Enduring Quality, Time-Tested Trust.