Skid 2.58/3.45MW Modular MV Station

Skid 2.58/3.45MW Modular MV Station

An open-type solution featuring dual 1.725MW modules for enhanced airflow and easy maintenance.

24 / 7 Service

Seamlessly Integrated

24 / 7 Service

Seamlessly Integrated

Key Application Scenarios

Balancing grid loads by storing low-cost off-peak energy and discharging during peak demand to optimize infrastructure utilization.

Renewable Energy Integration

Renewable Energy Integration

Smoothing the volatility of solar and wind power to minimize curtailment and ensure a stable, dispatchable green energy supply.

Frequency Regulation

Frequency Regulation

Leveraging millisecond-level response to maintain grid frequency stability and counteract instantaneous power fluctuations.

Black Start Support

Black Start Support

Providing initial excitation and voltage reference to reboot the grid and restart power plants after a total system blackout.

Specification

AC AND DC PARAMTER

Rated Power	N215kW@45°C，N129kW@50°C, shut down@60°C(N for number of PCS module， N=9~16)
Maximum Power	110% * Rated Power, 2min (≤45°C)
AC Voltage	10kV-33kV（Consult with Sinexcel for other voltage level）
AC Frequency	50Hz
DC Voltage Range	1000~1500V (1070~1500V for full load discharging)
Number of DC BUS	2*1/4/4/8(Based on PCS branches)
DC Side Fuses	300A per module
THDi/THDu	<3%

LC AND AUXILIARY EQUIPMENT

Aux. Transformer	150kVA, 690V\V\4\400V, 50Hz, 3P4W(Consult with Sinexcel for Customized)
UPS	Up to 2kVA (1h Standard)(Consult with Sinexcel for more capacity)
Meter	Meters for Aux. Power Consumption and PCS
Communication Method	RS485, CAN, TCP/IP(via switch)
Cooling Method	Temperature controlled forced air cooling

TRANSFORMER

Capacity	2750kVA@45°CBased on PCS rated power 3610kVA@45°CBased on PCS rated power
Transformer Type	Oil-immersed transformer
Transformer Protection	Protection relay for pressure, temperature (two levels)and gas
Winding Vector Group	Dy11(Consult with Sinexcel for customized)
MV AC Voltage Level	12/24/36kV（Consult with Sinexcel for other voltage level）
LV AC Voltage	690V（Consult with Sinexcel for other voltage level）
AC Frequency	50Hz
Efficiency	Tier 2(From EU548)
Transformer Impedance	7%~8%
Cooling Type	ONAN(Based on projoject requirement)
Insulation Level	Class A

CONNECTION AND PROTECTION

Switchgear Configuration	DeV\CV\CCV\VMV(Consult with Sinexcel for customized)
Switchgear Protection	Medium-voltage vacuum circuit breaker(V)
Internal Arc Classification Medium-voltage Control Room (according to IEC62271-202)	20kA 3s
LV-MV Connections	Copper bar or cable
LV Protection	Motorized CB in PCS
MV Protection	Microcomputer protection
DC Protection	Circuit Breaker and Fuses

GENERAL PARAMETER

Size (WHD)	CCV: 7600≤29002200 mm VMV: 8500≤29002200 mm (Based on configuration of RMU
Weight	≤20t
Enclosure	IP54 for Overall (IP68 for transformer)
Corrosion Prevention	C5 (Only applicable to external mechanical part)
Operating Temp.	-25 ℃ to 60 ℃ (De-rating over 45 ℃)
Storage Temp.	-50 ℃ to 70 ℃
Operating Humidity	0~95% (No condensing)
Storage Humidity	0~100%(No condensing)
Max Elevation	Standard 1000 m(Consult with Sinexcel for other elevation)
Inverter Max. Efficiency	98.5%
Voltage Regulation Accuracy	≤±1%
Current Regulation Accuracy	≤±1%

CERTIFICATION

IEC62477/IEC61000/G99/VDE4110/EN50549-2/IEC60076/IEC62271(Consult with Sinxcel for more certification information )

Features

Flexible Configuration

Flexible Configuration

• Integrated inverter and booster, highly compact

• Improves space efficiency, easier installation

• Modular, configurable power

High Efficiency & Stability

High Efficiency & Stability

•1500V wide-range DC voltage

• Multi-branch DC design prevents battery looping currents

Intelligent Collaboration

Intelligent Collaboration

• Automated peak shaving operation

• VSG / PQ / VF mode capabilities

• Islanding, black start capable

Safety & Compatibility

Safety & Compatibility

• With LVRT RT and HVRT

• 4-quadrant active and reactive power control

• Fast power response (<20ms)

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Stock code

300693.SZ

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