Eaton Tripp Lite Series ±120VDC External Battery Cabinet for Select 10-50K S3M-Series 3-Phase UPS - Requires 40x 40Ah Batteries (Not Included)

±120VDC Battery Cabinet Gives Your Compatible 3-Phase UPS Extended Runtime. This external battery pack connects to a compatible SmartOnline® S3M-Series 3-phase UPS system to provide long-lasting battery backup for data centers, telecommunications, networks, industrial facilities, security, emergency services, and critical infrastructure. When uptime matters, this external cabinet delivers scalable runtime by expanding the energy storage available to your S3M-Series UPS, helping you ride through outages, maintenance windows, and load spikes with confidence. Engineered for reliability, it integrates with your existing power protection strategy to protect valuable equipment, data integrity, and service continuity in demanding environments.

• Extended runtime for compatible 3-phase UPS — This external battery cabinet is designed to work with SmartOnline® S3M-Series UPS units to significantly increase backup power during outages, allowing systems to shut down gracefully or continue essential operations until power is restored.
• ±120VDC battery solution — The cabinet provides a stable ±120VDC battery platform, enabling reliable energy transfer to the UPS during grid interruptions and helping to maintain critical voltage levels for sensitive equipment.
• Requires 40x 40Ah batteries (not included) — To achieve the advertised runtime, install 40Ah batteries inside the cabinet. Batteries are user-supplied and not included with the cabinet, allowing you to select a battery chemistry and brand that matches your maintenance program and budget.
• Seamless UPS integration — The external cabinet is engineered for straightforward connection to compatible S3M-Series 3-phase UPS systems, enabling quick field installation and reliable communication with the UPS management software for status monitoring and health reporting.
• Ideal for data centers and industrial facilities — Built to support critical applications in data centers, telecom networks, manufacturing floors, security systems, and other mission-critical environments where extended runtime and predictable power hold-time are essential for continuity.

Technical Details of Eaton Tripp Lite Series ±120VDC External Battery Cabinet for Select 10-50K S3M-Series 3-Phase UPS

• External battery cabinet purpose: Provides extended runtime by expanding the energy storage available to compatible SmartOnline® S3M-Series 3-Phase UPS units.
• DC voltage specification: ±120VDC, optimized for reliable battery discharge and stable DC bus behavior during outages.
• Battery requirements: Uses 40x 40Ah batteries (not included); user supplies batteries to match performance and budget needs.
• Compatibility: Specifically designed for select SmartOnline® S3M-Series 3-Phase UPS systems in the 10-50K range, ensuring proper electrical and communication integration.
• Cabinet design: External battery cabinet intended to sit alongside the UPS, enabling scalable runtime without compromising space within the UPS enclosure or rack infrastructure.

how to install Eaton Tripp Lite Series ±120VDC External Battery Cabinet for Select 10-50K S3M-Series 3-Phase UPS

• Confirm compatibility: Verify that your UPS model falls within the SmartOnline® S3M-Series 3-Phase range (10-50K) and supports external battery cabinets. Review the UPS installation and safety documentation before starting.
• Plan battery placement: Choose a stable, ventilated area with adequate clearance for wiring, battery maintenance, and accessibility. Ensure the cabinet location does not obstruct service access or airflow around the UPS and cabinets.
• Prepare batteries: Obtain forty (40) 40Ah batteries of approved chemistry and brand as specified by your maintenance plan. Inspect batteries for any defects prior to installation and remove packaging carefully.
• Install batteries in cabinet: Open the external cabinet and securely mount the 40Ah batteries in the battery racks. Follow the cabinet’s internal layout guidelines to ensure correct orientation and connection integrity. Use proper battery handling procedures and PPE during installation.
• Connect to UPS: Wire the cabinet to the compatible SmartOnline S3M-Series UPS according to the wiring diagram provided by the manufacturer. Ensure DC bus connections are tight and that polarity is correct. If required, connect monitoring leads to the UPS management interface to enable runtime tracking and state-of-charge reporting.
• Configuration and testing: Power on the UPS and allow the battery cabinet to initialize. Run a UPS self-test and a controlled discharge test to validate the extended runtime. Confirm that battery status indicators, alarms, and management software reflect the new runtime capacity.
• Documentation and labeling: Record the installation details, including cabinet model, battery count, serial numbers, and expected runtime. Label cables and ensure that all safety signage is visible to maintenance staff.
• Maintenance planning: Establish a battery maintenance schedule in accordance with manufacturer recommendations and facility practices to preserve the life and performance of the 40Ah cells.

Frequently asked questions

• What is the primary purpose of this external battery cabinet? It provides extended runtime for compatible SmartOnline® S3M-Series 3-Phase UPS systems, increasing the time available to safely shut down or sustain critical loads during power outages.
• How many batteries are required and are they included? The cabinet requires 40x 40Ah batteries, which are sold separately. Batteries are not included with the cabinet.
• Which UPS models are compatible? The external battery cabinet is designed for select 10-50K SmartOnline® S3M-Series 3-Phase UPS units. Check your UPS model and documentation to confirm compatibility before purchase and installation.
• What voltage does the cabinet provide? The cabinet is engineered for ±120VDC operation, delivering a stable DC bus for reliable backup performance.
• Is professional installation required? Given the high-energy DC connections and critical nature of data-center power protection, professional installation and adherence to safety procedures are strongly recommended.
• Can I replace batteries after installation? Yes. Replacing 40Ah batteries can be performed as part of routine maintenance, following the manufacturer’s guidelines for battery handling, disposal, and recycling.
• Will this cabinet interface with UPS management software? When connected, it can feed battery status and runtime information into the UPS management interface, enabling monitoring and alerting for optimal power protection.