C&I BESS · ZTT ENERGRID M261

ZTT ENERGRID M261 · 261 kWh BESS for business sites

Commercial and industrial storage cabinet with 261 kWh, liquid cooling and an integrated architecture.

KES Energy integrates ENERGRID M261 for self-consumption, demand management, peak shaving and energy flexibility projects. ZTT publishes the model as a 130.5 kW / 261 kWh C&I system; additional technical documentation is available for the 135 kVA reference configuration.

ZTT ENERGRID M261 261 kWh BESS cabinet
261 kWhRated energy
130.5 kWPublished active power
135 kVAReference PCS
400 VAC output
C&I · LIQUID COOLING

Compact format for distributed storage

The cabinet combines battery, PCS, BMS/EMS and liquid cooling in a format developed for commercial and industrial installations. Final protection and connection architecture is engineered around the actual site.

ENERGRID M261

Typical applications

Industrial sites
Cold storage and logistics
Retail and supermarkets
Solar + storage
Peak shaving
C&I energy management

An integrated C&I platform

261 kWh in one cabinet

A compact way to add storage without immediately moving to a containerised system.

Liquid cooling

Thermal management intended to support stable operating conditions in business applications.

BMS + EMS

Architecture prepared for battery supervision, monitoring and energy strategy.

Project scaling

Capacity can be expanded with multiple cabinets when the electrical architecture supports it.

ENERGRID M261

Protection and thermal management

Available ENERGRID M261 documentation describes LFP batteries, liquid cooling, IP54 protection and integrated management/protection functions. The exact fire detection and suppression configuration must be confirmed for each supply.

314 Ah LFP
Liquid cooling
IP54
Integrated BMS
Integrated EMS
Model-specific UN38.3 documentation available

EMS and operating strategy

EMS integration can coordinate charge/discharge setpoints, self-consumption, peak shaving and monitoring. Operating logic is configured around tariffs, load curves, PV generation and customer objectives.

Backup depends on project architecture

M261 may be integrated into a backup solution, but transfer mode, island operation, critical loads and additional equipment must be engineered. KES Energy does not assume off-grid capability without confirming the exact PCS, protections and transfer scheme.

ENERGRID M261

Verified technical specifications

Battery and power

ChemistryLFP / LiFePO4
Cell capacity314 Ah
Configuration1P260S (1P52S × 5)
Rated energy261 kWh
Nominal DC voltage832 V
Active power published by ZTT130.5 kW
Reference apparent power135 kVA

AC and integration

Rated AC voltage400 V
Reference rated AC current195 A
Frequency50/60 Hz
CoolingLiquid cooling
Coolant50% glycol, per available technical documentation
ManagementIntegrated BMS + EMS

General data

Ingress protectionIP54
Approximate weight2.6 t
Dimensions (W × D × H)1,000 × 1,350 × 2,350 mm
FormatIntegrated C&I cabinet

Technical sources: official ZTT ENERGRID M261 publications and model-specific technical documentation. Active power (130.5 kW) and apparent power (135 kVA) are shown separately to avoid mixing units.

Documentation and verification

Model-specific technical and transport documents are available for ENERGRID M261. Before supply, KES checks the applicable revision and project-required certificates.

  • UN38.3: test documentation available for ENERGRID M261
  • MSDS: model-specific system documentation available
  • LFP 832 V / 314 Ah / 261 kWh identified in model documentation

These documents are not presented as automatic Spanish grid-connection approval. Regulatory compatibility, protections and DSO requirements must be checked for each project.

EPC integration by KES Energy

KES reviews consumption, PV, power, protections and space before defining the cabinet count and integration architecture.

01Bill and load-curve analysis
02Power and energy sizing
03Electrical engineering and protections
04Supply and installation
05Commissioning and EMS setup
06Technical support

Is M261 the right fit for your site?

Send us a recent bill and, if available, load curves. We can compare 215, 261, 522 kWh and MWh-scale options before recommending equipment.

Request technical study

Start with a technical review

Request your personalised energy study

Tell us about your site, current solar installation or backup needs. We will review your case and contact you with the next steps.

ZTT ENERGRID M261 · 261 kWh / 130.5 kW

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