- Browse Categories
-
Energy Storage Series
- EV Chargers
- Ring Main Unit Series
- LBS and Recloser
- High & Low Voltage Complete Series
- Distribution Transformers
- Components
- Distribution Automation Terminal Series
- Digital Platform System
- EV Chargers
- Subscribe
-
Get email updates on new products
- Hot Product
- ExhibitionMore>>
-
-
EP 20 concluded, Comking depicted a new vision of the intelligent and sustainable development of the power world
2020 Shanghai International Electric Power Equipment and Technology Exhibition. It has been successfully concluded on December 5~ -
Dry air insulated switchgear debuted at the Asian Power and Electrical Exhibition
From June 6 to 8, 2016, Comking Electric was invited to participate in the 2016 Asian Power and Electrical and Smart Grid Exhibition.
-
- Contact Us
- Please contact our customer care team for customized services.
CK-NL-522 Smart Energy Storage Cabinet
- The CK-NL-522 Smart Storage Cabinet is a high-efficiency storage solution designed for C&I scenarios, addressing renewable energy consumption, peak shaving, and emergency backup needs.
Product Overview
The CK-NL-522 Smart Storage Cabinet is a high-efficiency storage solution designed for C&I scenarios, addressing renewable energy consumption, peak shaving, and emergency backup needs. It uses high-safety LFP cells and advanced liquid cooling technology with precise temperature control for system stability and long cycle life. The built-in intelligent BMS and energy management platform enable cell status monitoring, fault pre-warning, and charge/discharge strategy optimization, working with the grid and PV system to improve energy efficiency. Multiple fire and electrical protection systems meet stringent safety standards. Its modular pre-assembled design supports flexible expansion and rapid deployment for industrial sites, enabling unattended intelligent O&M and providing green energy transition support for cost reduction and efficiency improvement.
![]()
Product Features
Flexible and Efficient
• Standardized modular design for flexible configuration and convenient installation
• Zero parallel circulating current, significantly reducing energy losses
Safe and Stable
• Equipped with fire suppression system for comprehensive system protection
• Precise liquid cooling thermal design for long-term stability with cell temperature difference ≤3℃
• Battery balancing management extends battery life
Intelligent Coordination
• Scenario-based intelligent switching strategies: peak shaving, capacity management, dynamic capacity expansion, new energy consumption, planned curve response
• Local and cloud monitoring integration with digital rapid diagnosis and intelligent automatic inspection
• 3S coordination with EMS closed-loop safety logic ensuring system safety
Technical Parameters
|
Item |
Parameter |
|
Battery Type |
LFP |
|
Cell Specification |
314Ah |
|
Configuration |
1P260S*2 |
|
Rated Voltage |
DC 832V |
|
Operating Voltage |
DC 728~936V |
|
Rated Energy |
522.4kWh |
|
Rated Power |
250kW |
|
Dimensions (W×D×H) |
W2000*D1400*H2300mm |
|
Cooling Method |
Liquid-cooled |
|
Weight |
≤4800kg |
|
Rated Frequency |
50/60Hz |
|
AC Output |
3P+N+PE |
|
System Protection Rating |
IP54 |
|
Applicable Standards |
GB/T36276-2023、UN38.3 |
|
Altitude |
≤2000m (derating required above 2000m) |
|
Operating Temperature |
-25℃~65℃ (derating above 45℃) |
|
Relative Humidity |
≤95% (non-condensing) |
|
Fire Suppression System |
Aerosol/Perfluorohexanone |
|
Cycle Life |
≥6000 cycles |
|
Communication |
Ethernet/CAN/RS485/Dry contact |
|
Protection |
Over-temp., I/O over/under-voltage, reverse polarity, output over-current, etc. |
|
Max. Efficiency |
≥88% |
Click Smart Energy Storage Cabinet Supplier China to learn more