Cummins C400B5ZE (BESS)

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Cummins C400B5ZE Battery Energy Storage System (BESS) Overview

• Rated output: 200 kW BESS with 422 kWh energy storage for 50Hz applications.
• Containerised build: 10’ ISO standard container, IP54, C4 anti-corrosion protection for durable outdoor deployment
• Electrical specification: 380–415 VAC, 3-phase, 4-wire; 50Hz.
• High efficiency performance: >85% round-trip efficiency and <3% THD for clean, usable power.
• Battery technology: LiFePO₄ (LFP) prismatic cells, 300Ah, designed for long life and stability.
• Thermal control: Smart liquid cooling supports reliable operation across a wide ambient range.
• Lifecycle: Up to 7000 cycles (25±2°C, 90% DOD, 70% EOL).
• Power conversion & operation: Forced-air cooled PCS, on-grid and off-grid working modes, with >0.99 power factor at nominal power.
• Overload capability: 110% for normal operation and 120% for 1 minute.
• Safety systems: Multi-layer protection including battery pack level immersion protection, system-level aerosol suppression, active ventilation, and water sprinkler system.
• Controls & comms: Integrated EMS with 10” touch screen, plus Modbus RTU / Modbus TCP / CAN 2.0 communications.
• Operating conditions: -20°C to +50°C, 0–95% RH (non-condensing), and no derate up to 2000m altitude.
• Noise & weight: 70 dBA noise level; approx. 8500 kg set weight.
• Footprint dimensions (10’ unit): A 2991mm, B 2591mm, C 2438mm, D 2588mm
• Warranty: 3-year standard product warranty and 10-year battery performance warranty
• Compliance-ready: CE/UKCA marked and designed around key BESS, PCS, and battery safety/transport standards (including IEC/UL/UN requirements listed in the specification).