Delivery of boundary

TIANCHU Supply range
Battery systems ( straight-stream)

Client / EPC Integration Range
PCS and other station systems

BATTERY SYSTEM SUPPLY

Battery system boundaries
Clear definition, follow up PCS and
Project integration is documented

To support the follow-up and efficient integration of PCS, EMS and station-based systems with clear supply boundaries, stable interfaces and complete evidence.

✓ Identification of supply boundaries, particle size of interfaces and verifiable delivery requirements

✓ Supply-focused battery systems, excluding PCS and other systems in the station

✓ Support for subsequent project integration through interface specifications and test evidence

DEMO PROJECT ｜ 100MW / 215MWh

Clear Border Physical boundaries are clear
Clear lines of responsibility

Authenticable interface Electrical / Communications / Fire / Cool
Interface specification freeze

Sufficient evidence FAT and interface validation complete
Support project acceptance and acceptance

Efficient delivery Standardized full document
Integrated risk reduction

Long-term support Ongoing support for interface issues
Guarantee project running

01 Supply process and key milestones

Requirements confirmation

Confirm application scenarios and performance needs; define project capacity and operating objectives.

Battery system configuration

Configuration cells, modules, packs, racks, BMS, and thermal-control schemes.

Interface freeze

The specifications for electrical, communications, liquid cooling, fire protection and mechanical interfaces are officially frozen.

Manufacturing and FAT

Key process manufacturing, process inspection and complete certification of the FAT plant.

Logistics and transport

Uniform confirmation of mode of transport, packaging, protection and conditions of shipment.

Customer installation

Arrival acceptance, equipment position, interface connection and integration support.

02 Interface registration form Summary

Interface category	Key parameters / signals	TIANCHU range (battery systems)	Client/ EPC Side Interface	Interface location	Status
Electrical (DC)	Voltage range / rated current / max current	DC 560–1500V / DC busbar and protection	Connect to PCS DC side	DC Block Output Master	Freezed
Cooling interface	Medium / temperature range / flow / pressure drop	Liquid Cooling Systems and Internal Access	Access to customer cooling systems	Cool it and give it back.	Freezed
BMS & Communications	CAN 2.0 / 250 kbps / Status and Police	BMS, Communications Interface and Signal Definition	Access EMS / PCS	Communications End Line	Freezed
Fire signal.	Warning / Fault / Link / Reset	Battery system internal fire.	Access to client fire control systems	Fire signal end.	Freezed
Machinery and Foundation	Size / Weight / Install Hole	Device capital and suspension interface	Basic and installation conditions	Basic Install Interface	Freezed
Local	Protect local/ level connections	PE access / internal connection	In-site network of access stations	Local End	Freezed
Transport and services	Fix Channel / Operating Space / Light	Space definition for equipment overhaul	On-site conditions met.	Site setup	Freezed

03 Border matrix of responsibility R = Responsible / S = Support / I = Notification

Working matters	TIANCHU (battery systems)	Client (owner)	EPC Total	Joint (TIANCHU & Client/EPC)
Battery system design and construction	R	I	I	-
PCS (including control protocols)	-	R	R	-
EMS / Energy Management	-	R	R	S
transformer / switch system	-	R	R	-
DC / AC cables and busbars	R	R	R	S
Land-building infrastructure	I	R	R	S
Equipment transport (carrying)	R	I	S	-
BESS installation and location	S	R	R	S
System connection (Battery + PCS)	R	R	R	I
Fire connections and acceptances	S	R	R	S
Connect station/ deliver acceptance	I	R	R	S
Operation maintenance (under warranty)	R	R	-	S

04 Physical structure and supply range Battery system direct side

cell
Cell

Module
Module

Battery pack
Pack

Battery cluster/ rack
Rack

Battery cupboard
Cabinet

Direct flow.
DC Block

Client/ EPC Range

PCS DC cabinet
PCS DC Cabinet

TIANCHU range (battery systems)

Electrical Port DC+ / DC- / PE

Communications Port BMS/ CAN/ Status Signal

Liquid-cooling interface Water / Return / Flow

Fire interface Fire alarm / failure / association

Access to client systems PCS / EMS / Fire / Cool

05 Evidence of compatibility with PCS Summary

Item	Interface requirements	Our supply capacity / Match	Authentication Method	Status
Direct current voltage range	Range: 960-1500 V	Support 960-1500 V to meet system design boundaries	FAT Test	Pass.
Precharge	Precharging current/ time	100A / 60s, as project configuration	FAT Test	Pass.
Insulation monitoring	Seal / Breaker Conditions	Meet DC PCS-side insulation and safety-interlock requirements	FAT Test	Pass.
Power commands and limit values	P-command / restricted flow / limit pressure	Support PCS command, limit and state closed loop	Integrated Test	Pass.
Alarms and status	/ Serious Level	PCS alert, failure and operational status	Integrated Test	Pass.
Emergency shutdown.	Hardware E-Stop/ Chain Road	Support e-stop and safety-interlock signals	FAT Test	Pass.
Logic of trouble management	Report failure / quarantine / reset	Support for failure containment, status reporting and repositioning	Integrated Test	Pass.

06 Test evidence

Plant EOL/ FAT

Test Project	Test Conditions	Result
Functional Validation	100% Functional Override	Pass.
Insulation.	1500VDC	Pass.
Direct electrical performance	0.5C / 1C	Pass.
Communication Protocols	BMS & CAN	Pass.
Liquid Cooling System	Flow / Pressure	Pass.
Performance Validation	Capacity / Efficiency	Pass.

Client integration cycle validation (site)

Test Project	Test Conditions	Result
Link to PCS	Energy interaction	Pass.
Power Response	±100% Pn	Pass.
Protection coordination	Alarm / interlock	Pass.
Alarm interlocking	Alarm triggered	Pass.
Emergency shutdown.	E-Stop	Pass.
Check on-line	Interface integrity	Pass.

07 Transport and site installation guidelines

Transport subparagraphs and packaging

Configuration transport protection and packaging programmes by size, weight and equipment characteristics.

Incoming and accepted

Uniform inspection of appearance, quantity, documentation and transport injuries.

On site and connected.

In situation, installation, liquid cooling, communications and electrical connections are performed by interface.

Installation of guidance and acceptance

Installation guidance, interface inspection and confirmation of conditions for on-site delivery.

08 Configuration baseline and change management

Configuration baseline (freeze before delivery)

BOM List
Hardware Version
Software Version
Interface Specification Version
Page Version

Change impact assessment

Requests for change
Impact assessment
Risk analysis
Interface confirmation
Client approval

Offset Management

Error Record
Interim measures
Root analysis
Permanent measures
Verify Close

Question Closed Loop

Registration of issues
Allocation of responsibilities
Certification of Measures
Close confirmation
Experience sunk.

09 Overview of representative DMO project delivery

PROJECT OVERVIEW (DEMO PROJECT)

Size: 100 MW / 215 MWh (battery system straight-stream)

Scope of supply: Battery cabinet, DC Block, BMS, Liquid Cooling Systems interface with fire protection

Boundary position: DC Block Output Master

Delivery mode: Battery System Supply+ Interface Freeze + Integrated Support

Status of the delivery process

Interface specification freeze Completed

Plant FAT Completed

Transport and arrival Completed

Field integration. Completed

Documentation delivery Completed

Delivery closed circle Completed

10 List of deliverables Standard

Configuration List BOM

Interface specifications Electrical / Communications / Cool / Fire

Line and Logic SLD / Drawing

Plant test report FAT

Integrated Test Record Interface authentication

Packaging list Packing List

Installation of instruction manual Install / Debug

List of spare parts Spare Parts

Training Materials Training

Service and delivery records Full life cycle

11 discussion of Battery System

Identification of boundaries and interfaces to accelerate project integration and delivery