New Regulation in Effect: Lithium Battery Charging Cabinets Aligned with T/CFPA 051—2026 Safety Requirements

Regulatory Background

The T/CFPA 051—2026 Technical Standard for Fire Safety of EV Charging and Battery Swap Stations came into effect on May 1, 2026.

The regulation defines mandatory requirements for battery cabinets, including:

• Fire-resistant compartment design
• Automatic fire suppression systems
• Ventilation and explosion prevention
• Operation and maintenance management

This marks the transition of lithium battery storage equipment into mandatory compliance infrastructure.

 Industry Risks

During charging, lithium batteries may present risks such as:

• Thermal runaway (rapid temperature increase)
• Electrolyte leakage
• Accumulation of flammable gases (e.g., hydrogen)
• Electrical faults (overload, short circuit)

These conditions require defined structural and system parameters.

Structural Design

Compliant cabinets typically include:

• Double-wall steel construction with insulation
• Independent compartment layout
• Perforated fire-resistant shelves

These features help:

• Limit heat transfer
• Prevent fire propagation
• Isolate battery units

 Monitoring and Fire Control

Required monitoring systems include:

• Temperature and humidity sensors
• Smoke detectors
• Combustible gas sensors
• Communication interface (e.g., RS485)

When thresholds are exceeded, the system triggers:

• Audible and visual alarms
• Power cutoff
• Fire suppression activation

 Ventilation and Explosion Prevention

To manage heat and gas accumulation, systems include:

• Top-mounted axial fans
• Dual-channel exhaust ducts
• Continuous air exchange capability

Additional safety features:

• PP spill containment sump
• Anti-static grounding
• Reinforced locking structure

 Electrical and O&M System

Typical configurations include:

• Industrial-grade PDU
• Multi-circuit independent control
• Protection systems: overcurrent, overvoltage, short circuit, leakage

Operational features:

• Charging data logging
• Remote monitoring
• Fault alarm and traceability

 Industry Impact

The implementation of T/CFPA 051—2026 will:

• Standardize technical requirements for lithium battery cabinets
• Require compliance upgrades for existing equipment
• Drive development toward standardized and intelligent systems

Summary

The regulation establishes clear requirements for structure, monitoring, ventilation, and operation of lithium battery charging cabinets.

Equipment designed with parameter-based engineering and integrated safety systems will be more suitable for industrial and laboratory applications under compliance-driven environments.